WO2009147720A1 - 半導体ウエハ、半導体回路、試験用基板、および、試験システム - Google Patents
半導体ウエハ、半導体回路、試験用基板、および、試験システム Download PDFInfo
- Publication number
- WO2009147720A1 WO2009147720A1 PCT/JP2008/060172 JP2008060172W WO2009147720A1 WO 2009147720 A1 WO2009147720 A1 WO 2009147720A1 JP 2008060172 W JP2008060172 W JP 2008060172W WO 2009147720 A1 WO2009147720 A1 WO 2009147720A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- circuit
- semiconductor wafer
- selection
- semiconductor
- measurement
- Prior art date
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/317—Testing of digital circuits
- G01R31/3181—Functional testing
- G01R31/319—Tester hardware, i.e. output processing circuits
- G01R31/31917—Stimuli generation or application of test patterns to the device under test [DUT]
- G01R31/31926—Routing signals to or from the device under test [DUT], e.g. switch matrix, pin multiplexing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/317—Testing of digital circuits
- G01R31/3181—Functional testing
- G01R31/3185—Reconfiguring for testing, e.g. LSSD, partitioning
- G01R31/318505—Test of Modular systems, e.g. Wafers, MCM's
- G01R31/318511—Wafer Test
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2886—Features relating to contacting the IC under test, e.g. probe heads; chucks
- G01R31/2889—Interfaces, e.g. between probe and tester
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Definitions
- the present invention relates to a semiconductor wafer, a test substrate, and a test system.
- the present invention relates to a semiconductor wafer on which a plurality of semiconductor circuits are formed, and a test substrate and a test system for testing the plurality of semiconductor circuits formed on the semiconductor wafer.
- the quality of the circuit under test may be determined by measuring a signal output from the circuit under test. For example, the test apparatus determines pass / fail of the circuit under test based on a criterion such as whether the output signal of the circuit under test has a predetermined logic pattern or a predetermined electrical characteristic.
- a test module in which a test circuit is formed is connected to a circuit under measurement via a cable, a connector, a substrate, or the like (see, for example, Patent Document 1). For this reason, it is difficult for the test apparatus to accurately measure the signal under measurement unless an element having a drive capability corresponding to the parasitic capacitance of the cable, connector, substrate, or the like is used.
- the test apparatus can measure the signal output from the driver provided at the output end of the circuit under test with relatively high accuracy, but it is not possible to accurately measure the signal at each node in the circuit under test. It was difficult.
- the measurement terminal since the measurement terminal is electrically connected to an external measurement device, the measurement terminal has a certain area or more to facilitate electrical connection. Providing a large number of such measurement terminals in the circuit to be measured is not preferable because it compresses a space where an actual use circuit can be formed.
- an object of the present invention is to provide a semiconductor wafer, a test substrate, and a test system that can solve the above-described problems. This object is achieved by a combination of features described in the independent claims.
- the dependent claims define further advantageous specific examples of the present invention.
- a semiconductor wafer including a selection unit for transmitting a signal between the external terminal and the external terminal.
- a semiconductor circuit having an operation circuit is provided corresponding to an external terminal connected to an external measurement circuit and a plurality of measurement points in the operation circuit, and corresponding measurement Selection of multiple selection wirings provided so that points and signals can be exchanged, and selection of multiple selection wirings, and transmission of signals between corresponding measurement points and external terminals via the selected selection wiring
- a semiconductor circuit comprising a portion.
- a test substrate for testing a plurality of semiconductor circuits formed on a semiconductor wafer.
- the semiconductor wafer includes an external terminal connected to an external measurement circuit, and a semiconductor wafer. Select one of multiple selection wirings and multiple selection wirings that are provided corresponding to multiple measurement points so that signals can be transferred to and from the corresponding measurement points, and respond via the selected selection wiring.
- a selection unit for transmitting a signal between the measurement point and the external terminal, the test substrate is connected to the external terminal of the semiconductor wafer, and the electrical characteristics of the signal transmitted by the selection wiring selected by the selection unit
- a test substrate is provided that includes a measurement circuit that measures the above and a control unit that controls which selection wiring is selected by the selection unit of the semiconductor wafer.
- a test system for testing a plurality of semiconductor circuits formed on a semiconductor wafer, wherein the test substrate provided so as to be able to exchange signals with the semiconductor wafer, and the test substrate are controlled. And a control device, and the semiconductor wafer is provided corresponding to an external terminal connected to an external measurement circuit and a plurality of measurement points on the semiconductor wafer, and is provided so as to be able to exchange signals with the corresponding measurement points.
- a plurality of selection wirings and a selection unit that selects any of the plurality of selection wirings and transmits a signal between a corresponding measurement point and an external terminal via the selected selection wirings are formed.
- Is connected to the external terminal of the semiconductor wafer, and the measurement circuit for measuring the characteristics of the signal transmitted by the selection wiring selected by the selection unit and the selection unit of the semiconductor wafer are either selected.
- FIG. 1 is a diagram illustrating an example of a test system 400.
- FIG. 2 is a diagram showing a configuration example of a semiconductor circuit 310 formed on a semiconductor wafer 300.
- FIG. 6 is a diagram illustrating another configuration example of the semiconductor circuit 310.
- FIG. 6 is a diagram illustrating another configuration example of the semiconductor circuit 310.
- FIG. 6 is a diagram illustrating another configuration example of the semiconductor circuit 310.
- FIG. 6 is a diagram illustrating another configuration example of the semiconductor circuit 310.
- FIG. 6 is a diagram illustrating another configuration example of the semiconductor circuit 310.
- FIG. 2 is a diagram showing a configuration example of each test circuit 110 provided on a test substrate 100.
- FIG. FIG. 6 is a diagram illustrating an arrangement example of measurement terminals 314 in a semiconductor circuit 310.
- FIG. 1 is a diagram illustrating an example of a test system 400.
- the test system 400 tests a plurality of semiconductor circuits 310 formed on the semiconductor wafer 300.
- the semiconductor wafer 300 is, for example, a silicon wafer, and the plurality of semiconductor circuits 310 are formed on the semiconductor wafer 300 by a semiconductor process such as exposure.
- the test system 400 of this example tests a plurality of semiconductor circuits 310 in parallel.
- the test system 400 includes a probe card 200, a test substrate 100, and the control device 10.
- the probe card 200 is provided between the semiconductor wafer 300 and the test substrate 100, and passes signals between the semiconductor wafer 300 and the test substrate 100.
- the probe card 200 of this example may be electrically connected to each of the semiconductor wafer 300 and the test substrate 100.
- Signal transfer between circuits and the like is performed by electrostatic coupling, inductive coupling, and light. You may carry out by the coupling
- the probe card 200 may collectively connect a plurality of semiconductor circuits 310 on the semiconductor wafer 300 to the test substrate 100.
- the probe card 200 of this example may be a wafer having substantially the same diameter as the semiconductor wafer 300.
- the probe card 200 may be a wafer made of the same material as the semiconductor wafer 300.
- a pad that is electrically connected to the semiconductor wafer 300 and the test substrate 100 may be formed on the front and back surfaces of the probe card 200.
- the probe card 200 may be formed with a via hole that electrically connects the front and back pads.
- the pad spacing on the front surface and the pad spacing on the back surface may be different.
- the test substrate 100 is electrically connected to the plurality of semiconductor circuits 310 in the semiconductor wafer 300 via the probe card 200.
- the semiconductor wafer 300, the probe card 200, and the test substrate 100 may be overlapped to electrically connect the semiconductor wafer 300 and the test substrate 100 via the probe card 200. More specifically, the pads on the semiconductor wafer 300 and the pads on the front surface of the probe card 200 are electrically connected, and the pads on the test substrate 100 and the pads on the back surface of the probe card 200 are electrically connected. Thus, the test substrate 100 and the semiconductor wafer 300 may be electrically connected.
- the probe card 200 may be a flexible substrate such as an anisotropic conductive sheet or a membrane sheet with bumps. As described above, the probe card 200 may be a substrate that transmits signals in a non-contact manner between the pad of the semiconductor wafer 300 and the pad of the test substrate 100. For example, the probe card 200 may transmit a signal between the pad of the semiconductor wafer 300 and the pad of the test substrate 100 by electrostatic coupling, inductive coupling, optical coupling, or the like.
- the test substrate 100 includes a plurality of test circuits 110.
- the plurality of test circuits 110 may be provided in one-to-one correspondence with the plurality of semiconductor circuits 310 and may be electrically connected to the corresponding semiconductor circuits 310 via the probe card 200.
- Each test circuit 110 may test a corresponding semiconductor circuit 310.
- Each test circuit 110 may determine the quality of each semiconductor circuit 310 based on the output signal received from the corresponding semiconductor circuit 310. For example, the test circuit 110 may determine whether the logic pattern of the output signal of the semiconductor circuit 310 matches a predetermined expected value pattern. Further, the test circuit 110 may determine whether or not the electrical characteristics of the output signal of the semiconductor circuit 310 satisfy a predetermined specification. Further, the test circuit 110 may perform a loopback test of the semiconductor circuit 310 by supplying the output signal of the semiconductor circuit 310 in a loopback manner to the semiconductor circuit 310.
- the control device 10 controls the test substrate 100.
- the control device 10 may control a plurality of test circuits 110.
- the control device 10 may supply operation test signals, clock signals, and the like that cause the plurality of test circuits 110 to operate in synchronization with each test circuit 110.
- the test substrate 100 may be a wafer having substantially the same diameter as the semiconductor wafer 300. Further, the test substrate 100 may be a wafer made of the same material as the semiconductor wafer 300. In this case, the plurality of test circuits 110 may be formed on the test substrate 100 by a semiconductor process such as exposure. Further, the test substrate 100 may be a printed circuit board. In this case, a circuit chip having each test circuit 110 may be mounted on the printed board.
- the test circuit 110 for testing the semiconductor circuit 310 on the test substrate 100 arranged in the vicinity of the semiconductor wafer 300, the transmission line length between the semiconductor circuit 310 and the test circuit 110 can be shortened. Can do. For this reason, the semiconductor circuit 310 and the test circuit 110 can pass signals using a driver having a relatively small driving capability or without using a driver.
- FIG. 2 is a diagram illustrating a configuration example of the semiconductor circuit 310 formed on the semiconductor wafer 300. Note that the circuit configuration of the semiconductor circuit 310 is not limited to the circuit configuration illustrated in FIG.
- the semiconductor circuit 310 can have various circuit configurations. Each semiconductor circuit 310 may have the same circuit configuration.
- the semiconductor circuit 310 of this example is a semiconductor chip used for communication equipment, for example, and includes a local oscillator 360, a transmission side circuit 320, and a reception side circuit 340.
- the semiconductor circuit 310 is provided with a plurality of external terminals to be electrically connected to external devices.
- the semiconductor circuit 310 includes an actual operation terminal 312 and a measurement terminal 314 as external terminals.
- the actual operation terminal 312 may be a terminal that is electrically connected to other circuits in the communication device when the semiconductor circuit 310 is mounted on the communication device or the like.
- the measurement terminal 314 may be a terminal that is electrically connected to the external test circuit 110 when the semiconductor circuit 310 is tested. Further, the measurement terminal 314 may be a terminal that is not electrically connected to other circuits in the communication device when the semiconductor circuit 310 is mounted on the communication device or the like.
- the transmission side circuit 320 outputs a transmission signal to be transmitted from a communication device or the like.
- the transmission side circuit 320 of this example includes a DA converter 322, a mixer 324, a driver 326, a plurality of measurement wirings 332, and a selection unit 328.
- the measurement wiring 332 shows an example of the selection wiring.
- the DA converter 322 converts a given digital signal into an analog signal.
- the DA converter 322 may receive a digital signal indicating a logical pattern that the transmission signal should have.
- the mixer 324 multiplies the analog signal output from the DA converter 322 and the local signal output from the local oscillator 360. That is, the mixer 324 shifts the frequency of the analog signal according to the frequency of the local signal.
- the driver 326 supplies the signal output from the mixer 324 to the actual operation terminal 312.
- the driver 326 may be a power amplifier capable of outputting a predetermined range of power.
- the transmission side circuit 320 may have a filter in the subsequent stage of the mixer 324. With this configuration, the transmission side circuit 320 generates a transmission signal.
- the plurality of measurement wirings 332 are provided corresponding to the plurality of measurement points in the respective semiconductor circuits 310 provided on the semiconductor wafer 300, and are provided so as to exchange signals with the corresponding measurement points.
- the measurement wiring 332 in this example is electrically connected to the corresponding measurement point.
- one end of each measurement wiring 332 is electrically connected to the input end of the DA converter 322, the output end of the DA converter 322, the output end of the mixer 324, and the output end of the driver 326. .
- the selection unit 328 selects any one of the plurality of measurement wirings 332 and transmits a signal between the corresponding measurement point and the external terminal via the selected measurement wiring 332.
- the selection unit 328 of this example electrically connects the selected measurement wiring 332 to the measurement terminal 314.
- the selection unit 328 may select the measurement wiring 332 according to the control signal given from the corresponding test circuit 110.
- the semiconductor circuit 310 may further include a control terminal that receives a control signal from the test circuit 110 as an external terminal.
- the measurement wiring 332 is connected to the measurement point inside the transmission side circuit 320, so that the measurement can be performed without using a driver or the like.
- the signal at the point can be measured.
- the measurement wiring 332 by connecting the measurement wiring 332 to a plurality of measurement points in the transmission side circuit 320, signals transmitted through the plurality of measurement points in the transmission side circuit 320 can be measured. Therefore, the observability with respect to the transmission side circuit 320 can be improved, and the characteristics of the transmission side circuit 320 can be measured in detail.
- signals at a plurality of measurement points can be measured using a smaller number of measurement terminals 314 than the plurality of measurement points. Therefore, the area occupied by the measurement terminal 314 in the semiconductor circuit 310 can be reduced.
- the selection unit 328 may be a circuit in which transfer characteristics between input and output are linear.
- the selection unit 328 may be a circuit in which a plurality of gate transistors or a plurality of transfer gates are provided between input and output in order to pass a selected analog signal.
- each measurement wiring 352 may be connected to a plurality of measurement points in the reception side circuit 340.
- the reception side circuit 340 of this example includes an AD converter 342, a mixer 344, a low noise amplifier 346, a plurality of measurement wirings 352, and a selection unit 348.
- the measurement wiring 352 shows an example of the selection wiring.
- the low noise amplifier 346 receives a signal from an external circuit via the actual operation terminal 312.
- the low noise amplifier 346 outputs a signal corresponding to the received signal.
- the mixer 344 outputs a signal obtained by multiplying the signal output from the low noise amplifier 346 and the signal output from the local oscillator 360.
- the AD converter 342 converts the analog signal received from the local oscillator 360 into a digital signal.
- the reception-side circuit 340 may include a filter at the subsequent stage of the mixer 344.
- the plurality of measurement wirings 352 are provided corresponding to the plurality of measurement points in the respective semiconductor circuits 310 provided on the semiconductor wafer 300, and are electrically connected to the corresponding measurement points, respectively.
- one end of each measurement wiring 352 is electrically connected to the input end of the AD converter 342, the output end of the AD converter 342, the output end of the mixer 344, and the output end of the low noise amplifier 346. Is done.
- the selection unit 348 selects any one of the plurality of measurement wirings 352 and electrically connects it to the measurement terminal 314.
- the selection unit 348 may select the measurement wiring 352 according to the control signal given from the corresponding test circuit 110.
- the semiconductor circuit 310 may further include a control terminal that receives a control signal from the test circuit 110. With such a configuration, the reception side circuit 340 can also measure signals at a plurality of measurement points, similarly to the transmission side circuit 320.
- the selection unit 328 and the selection unit 348 may receive a signal from an external circuit via the measurement terminal 314 and apply the received signal to any of a plurality of measurement points.
- a loopback test can be performed in which a signal is extracted from any measurement point of the transmission side circuit 320 and applied to any measurement point of the reception side circuit 340.
- the test circuit 110 may loop back to the reception circuit 350 after performing predetermined signal processing on the signal extracted from the transmission side circuit 320.
- the selection unit 328 and the selection unit 348 may select corresponding measurement points in a pair of circuits in the semiconductor circuit 310.
- the corresponding measurement point may refer to a measurement point having the same transmission signal characteristics.
- the characteristics of the transmission signal may be a concept including analog / digital signal types, frequencies, signal levels, and the like.
- the selection unit 328 selects a measurement point at the output end of the DA converter 322, a signal transmitted through the measurement point is a baseband analog signal.
- the selection unit 348 may select the input end of the AD converter 342 to which the baseband analog signal is transmitted as the measurement point.
- the test circuit 110 may supply a control signal to the selection unit 328 and the selection unit 348 so as to select such measurement points. By such control, various loopback tests can be performed in the semiconductor circuit 310.
- test circuit 110 may be electrically connected to the semiconductor circuit 310 via the actual operation terminal 312.
- the semiconductor circuit 310 does not have the measurement terminal 314, and the selection unit 328 and the selection unit 348 determine which of the plurality of measurement points is connected to the test circuit 110 via the actual operation terminal 312. You may choose.
- FIG. 3 is a diagram illustrating another configuration example of the semiconductor circuit 310.
- the semiconductor circuit 310 of this example includes a plurality of operation circuits 370, a plurality of measurement wirings 372, a plurality of actual operation terminals 312, a selection unit 328, and a measurement terminal 314.
- the measurement wiring 372 shows an example of the selection wiring.
- the plurality of operation circuits 370 may be circuits that operate when the semiconductor circuit 310 is mounted.
- the plurality of operation circuits 370 are provided in one-to-one correspondence with the plurality of actual operation terminals 312.
- Each operation circuit 370 is electrically connected to an external circuit via a corresponding actual operation terminal 312.
- the plurality of measurement wirings 372 are provided in one-to-one correspondence with the plurality of operation circuits 370. Each measurement wiring 372 electrically connects each measurement point and the selection unit 328 with the input / output end of the corresponding operation circuit 370 as a measurement point.
- the selection unit 328 selects one of the measurement wirings 372.
- the selection unit 328 electrically connects the selected measurement wiring 372 to the measurement terminal 314.
- each measurement wiring and selection unit may be capable of transmitting signals in both directions, that is, from the measurement node to the external terminal in the semiconductor circuit 310 and from the external terminal to the measurement node.
- the selection unit 328 and the measurement wiring 372 illustrated in FIG. 3 may be capable of bidirectional signal transmission.
- each measurement wiring and selection unit may be capable of signal transmission in one of the signal transmission directions described above.
- the measurement wiring 332 and the selection unit 328 illustrated in FIG. 2 may be capable of transmitting a signal from the measurement node to the external terminal.
- the measurement wiring 352 and the selection unit 328 illustrated in FIG. 2 may be capable of transmitting a signal from an external terminal to the measurement node.
- the semiconductor circuit 310 may include a measurement wiring and a selection unit capable of bidirectional signal transmission.
- the semiconductor circuit 310 may include a measurement wiring and a selection unit that can transmit a signal in any one of the above-described directions.
- FIG. 4 is a diagram illustrating another configuration example of the semiconductor circuit 310.
- the semiconductor circuit 310 of this example further includes a plurality of application wirings 374, a selection unit 348, and a measurement terminal 314 in addition to the configuration of the semiconductor circuit 310 described with reference to FIG. 3.
- the application wiring 374 shows an example of the selection wiring.
- the plurality of application wirings 374 are provided in one-to-one correspondence with the plurality of operation circuits 370. Each application wiring 374 electrically connects each measurement point to the selection unit 348 with the input / output end of the corresponding operation circuit 370 as a measurement point.
- the selection unit 348 selects one of the measurement wirings 372.
- the selection unit 348 electrically connects the selected measurement wiring 372 to a measurement terminal 314 that is different from the selection unit 328. Further, the selection unit 348 applies the signal received from the test circuit 110 via the measurement terminal 314 to the operation circuit 370 via the selected measurement wiring 372. With such a configuration, a signal output from the predetermined operation circuit 370 can be taken out, subjected to predetermined signal processing in the test circuit 110, and looped back to the predetermined operation circuit 370.
- FIG. 5 is a diagram illustrating another configuration example of the semiconductor circuit 310.
- 5 shows the configuration of the transmission side circuit 320, the reception side circuit 340 may have the same configuration.
- the transmission side circuit 320 of this example is different from the configuration described with reference to FIG. 2 in that a plurality of selection units 328 are provided.
- the other circuit configuration may be the same as the transmission side circuit 320 described in relation to FIG.
- the semiconductor circuit 310 may have a plurality of measurement terminals 314 corresponding to the plurality of selection units 328.
- Each selection unit 328 is electrically connected to a plurality of measurement wires 332.
- the measurement wiring 332 connected to each selection unit 328 may be different for each selection unit 328.
- the measurement wiring 332 connected to each selection unit 328 may partially overlap for each selection unit 328.
- Each selection unit 328 selects one of the corresponding plurality of measurement wirings 332 and electrically connects to the test circuit 110 via the corresponding measurement terminal 314. With such a configuration, signals at a plurality of measurement points inside the semiconductor circuit 310 can be measured simultaneously.
- FIG. 6 is a diagram illustrating another configuration example of the semiconductor circuit 310. 6 shows the configuration of the transmission side circuit 320, the reception side circuit 340 may have the same configuration.
- the transmission side circuit 320 of this example is different from the configuration described with reference to FIG. 2 in that a measurement driver 334 is provided.
- the other circuit configuration may be the same as the transmission side circuit 320 described in relation to FIG.
- each measurement point is electrically connected to the measurement terminal 314 without passing through the driver circuit.
- each measurement point is electrically connected to the measurement terminal 314 via the measurement driver 334.
- the measurement driver 334 may be provided between the selection unit 328 and the measurement terminal 314.
- the measurement driver 334 outputs a voltage corresponding to the voltage supplied from the measurement wiring 332 selected by the selection unit 328.
- the test circuit 110 is provided in the vicinity of the semiconductor circuit 310. That is, the capacity of the transmission line to be driven by the measurement driver 334 is relatively small. For this reason, the measurement driver 334 may be a driver whose outputable current is relatively small. For example, the current that can be output by the measurement driver 334 may be smaller than the current that can be output by the driver 326 that is provided in the semiconductor circuit 310 to output a signal to the outside.
- the measurement driver 334 may have a linear transfer characteristic between input and output.
- the measurement driver 334 may be a linear amplifier. By using such a driver, an analog signal can be measured externally.
- FIG. 7 is a diagram illustrating another configuration example of the semiconductor circuit 310.
- 7 shows the configuration of the transmission side circuit 320
- the reception side circuit 340 may have the same configuration.
- the transmission side circuit 320 of this example is different from the configuration described with reference to FIG. 2 in that it further includes a switch 336.
- the other circuit configuration may be the same as the transmission side circuit 320 described in relation to FIG.
- the semiconductor circuit 310 further includes a control terminal 316 as an external terminal.
- the switch 336 is provided between the selection unit 328 and the measurement terminal 314, and switches whether or not the signal is passed through the signal transmission path between the selection unit 328 and the measurement terminal 314.
- the switch 336 in this example switches whether the selection unit 328 and the measurement terminal 314 are electrically connected.
- the switch 336 switches whether to electrically connect the selection unit 328 and the measurement terminal 314 in accordance with a switching signal given from the test circuit via the control terminal 316.
- the switch 336 may be a semiconductor switch, for example. Further, the switch 336 may be a switch that is turned off when a switching signal is not given and turned on when a switching signal is given. That is, the switch 336 is fixed to the off state when the semiconductor circuit 310 is mounted. With such a configuration, it is possible to prevent noise from being applied from the measurement terminal 314 to the transmission side circuit 320 when the semiconductor circuit 310 is mounted.
- FIG. 8 is a diagram illustrating a configuration example of each test circuit 110 provided on the test substrate 100. In FIG. 8, the configuration of one test circuit 110 is shown. Each test circuit 110 may have the same configuration.
- Each test circuit 110 includes a control unit 130 and a measurement circuit 120.
- the control unit 130 is electrically connected to the control terminal 316 of the semiconductor circuit 310.
- the measurement circuit 120 is electrically connected to the measurement terminal 314 of the semiconductor circuit 310.
- the control unit 130 supplies a control signal to the selection unit 328 via the control terminal 316, thereby controlling which measurement wiring 332 is selected by the selection unit 328. Further, the measurement circuit 120 receives a signal transmitted through the measurement wiring 332 selected by the selection unit 328 via the measurement terminal 314. The measurement circuit 120 may determine the quality of the semiconductor circuit 310 by measuring the electrical characteristics of the received signal.
- the test substrate 100 can measure signals transmitted through various measurement points in the semiconductor circuit 310. Therefore, the semiconductor circuit 310 can be tested with high accuracy.
- the test circuit 110 may include a signal processing unit that performs predetermined signal processing on a signal received from the transmission side circuit 320 in the semiconductor circuit 310 and loops back to the reception side circuit 340.
- the signal processing unit may loop back a signal that has passed through a filter, a delay circuit, a noise generation circuit, a jitter generation circuit, a modulation circuit, and the like to the reception side circuit 340.
- FIG. 9 is a diagram illustrating an arrangement example of the measurement terminals 314 in the semiconductor circuit 310.
- a plurality of actual operation terminals 312 are formed outside a circuit region 380 where an operation circuit is formed.
- the measurement terminal 314 and the control terminal 316 may be formed in the circuit region 380.
- the actual operation terminal 312 may be formed along each side of the rectangle.
- the measurement terminal 314 and the control terminal 316 may be formed inside the rectangle. Further, the measurement terminal 314 and the control terminal 316 may be formed outside the circuit region 380 in the same manner as the actual operation terminal 312. Further, the measurement terminal 314 and the control terminal 316 may also be formed along each side of the above-described square.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
- Semiconductor Integrated Circuits (AREA)
- Tests Of Electronic Circuits (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
- Measuring Leads Or Probes (AREA)
Abstract
Description
Claims (13)
- 複数の半導体回路が形成される半導体ウエハであって、
外部の測定回路に接続される外部端子と、
前記半導体ウエハにおける複数の測定点に対応して設けられ、それぞれ対応する前記測定点と信号を受け渡し可能に設けられる複数の選択配線と、
前記複数の選択配線のいずれかを選択し、選択した前記選択配線を介して、対応する前記測定点と前記外部端子との間で信号を伝送させる選択部と
を備える半導体ウエハ。 - 前記外部端子は、前記半導体回路の実装時に使用される実動作用端子とは独立して設けられる
請求項1に記載の半導体ウエハ。 - 前記選択部と、前記外部端子との間の信号伝送路において、信号を伝送させるか否かを切り替えるスイッチを更に備える
請求項2に記載の半導体ウエハ。 - 前記スイッチは、前記半導体回路の実装時にオフ状態に固定される
請求項3に記載の半導体ウエハ。 - 前記外部端子および前記選択部は、複数の前記半導体回路に対応して複数ずつ設けられ、
それぞれの前記半導体回路における複数の測定点に、それぞれ前記選択配線が対応して設けられ、
前記選択部は、対応する前記半導体回路における複数の測定点に対応する複数の前記選択配線から、いずれかを選択する
請求項1に記載の半導体ウエハ。 - 前記外部端子および前記選択部は、一つの前記半導体回路に対して複数ずつ設けられる
請求項5に記載の半導体ウエハ。 - 前記選択配線は、対応する前記測定点と前記外部端子とを電気的に接続すべく設けられ、
それぞれの前記測定点は、ドライバ回路を介さずに、前記外部端子と電気的に接続される
請求項1に記載の半導体ウエハ。 - 前記選択配線は、対応する前記測定点と前記外部端子とを電気的に接続すべく設けられ、
それぞれの前記測定点と、前記外部端子との間には、前記半導体回路において、前記半導体回路の外部に信号を出力するべく設けられたドライバ回路より出力可能な電流の小さい測定用ドライバが設けられる
請求項1に記載の半導体ウエハ。 - 前記測定用ドライバは、前記選択部と前記外部端子との間に設けられ、前記選択部が選択した前記選択配線から与えられる電圧に応じた電圧を出力する
請求項8に記載の半導体ウエハ。 - 前記選択部は、入出力間の伝達特性が線形である
請求項1に記載の半導体ウエハ。 - 動作回路を有する半導体回路であって、
外部の測定回路に接続される外部端子と、
前記動作回路における複数の測定点に対応して設けられ、それぞれ対応する前記測定点と信号を受け渡し可能に設けられる複数の選択配線と、
前記複数の選択配線のいずれかを選択し、選択した前記選択配線を介して、対応する前記測定点と前記外部端子との間で信号を伝送させる選択部と
を備える半導体回路。 - 半導体ウエハに形成された複数の半導体回路を試験する試験用基板であって、
前記半導体ウエハには、
外部の測定回路に接続される外部端子と、
前記半導体ウエハにおける複数の測定点に対応して設けられ、それぞれ対応する前記測定点と信号を受け渡し可能に設けられる複数の選択配線と、
前記複数の選択配線のいずれかを選択し、選択した前記選択配線を介して、対応する前記測定点と前記外部端子との間で信号を伝送させる選択部と
が形成され、
前記試験用基板は、
前記半導体ウエハの前記外部端子に接続され、前記選択部により選択された前記選択配線が伝送する信号の電気特性を測定する測定回路と、
前記半導体ウエハの前記選択部に、いずれの前記選択配線を選択させるかを制御する制御部と
を備える試験用基板。 - 半導体ウエハに形成された複数の半導体回路を試験する試験システムであって、
前記半導体ウエハと信号を受け渡し可能に設けられる試験用基板と、
前記試験用基板を制御する制御装置と
を備え、
前記半導体ウエハには、
外部の測定回路に接続される外部端子と、
前記半導体ウエハにおける複数の測定点に対応して設けられ、それぞれ対応する前記測定点と信号を受け渡し可能に設けられる複数の選択配線と、
前記複数の選択配線のいずれかを選択し、選択した前記選択配線を介して、対応する前記測定点と前記外部端子との間で信号を伝送させる選択部と
が形成され、
前記試験用基板は、
前記半導体ウエハの前記外部端子に接続され、前記選択部により選択された前記選択配線が伝送する信号の特性を測定する測定回路と、
前記半導体ウエハの前記選択部に、いずれの前記選択配線を選択させるかを制御する制御部と
を有する試験システム。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2008/060172 WO2009147720A1 (ja) | 2008-06-02 | 2008-06-02 | 半導体ウエハ、半導体回路、試験用基板、および、試験システム |
KR1020107026135A KR101138200B1 (ko) | 2008-06-02 | 2008-06-02 | 반도체 웨이퍼, 반도체 회로, 시험용 기판, 및 시험 시스템 |
JP2010515690A JPWO2009147720A1 (ja) | 2008-06-02 | 2008-06-02 | 半導体ウエハ、半導体回路、試験用基板、および、試験システム |
TW098118198A TWI405985B (zh) | 2008-06-02 | 2009-06-02 | 半導體晶圓、半導體電路、測試用基板以及測試系統 |
US12/957,168 US8593166B2 (en) | 2008-06-02 | 2010-11-30 | Semiconductor wafer, semiconductor circuit, substrate for testing and test system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2008/060172 WO2009147720A1 (ja) | 2008-06-02 | 2008-06-02 | 半導体ウエハ、半導体回路、試験用基板、および、試験システム |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/957,168 Continuation US8593166B2 (en) | 2008-06-02 | 2010-11-30 | Semiconductor wafer, semiconductor circuit, substrate for testing and test system |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009147720A1 true WO2009147720A1 (ja) | 2009-12-10 |
Family
ID=41397811
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/060172 WO2009147720A1 (ja) | 2008-06-02 | 2008-06-02 | 半導体ウエハ、半導体回路、試験用基板、および、試験システム |
Country Status (5)
Country | Link |
---|---|
US (1) | US8593166B2 (ja) |
JP (1) | JPWO2009147720A1 (ja) |
KR (1) | KR101138200B1 (ja) |
TW (1) | TWI405985B (ja) |
WO (1) | WO2009147720A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI410644B (zh) * | 2010-08-13 | 2013-10-01 | Gemtek Technology Co Ltd | 量測系統 |
TW201234026A (en) * | 2011-02-01 | 2012-08-16 | Chang Yu Technology Co Ltd | Inspection system of photo-link light receiver and method thereof |
TWI490486B (zh) * | 2012-10-16 | 2015-07-01 | King Yuan Electronics Co Ltd | 用於感測元件之自我測試系統及其方法 |
DE102016222434A1 (de) | 2016-11-15 | 2018-05-17 | Thyssenkrupp Ag | Radaufhängungsvorrichtung mit Einzelradlenkung für ein Kraftfahrzeug mit Antrieb der gelenkten Räder |
KR102583174B1 (ko) | 2018-06-12 | 2023-09-26 | 삼성전자주식회사 | 테스트 인터페이스 보드, 이를 포함하는 테스트 시스템 및 이의 동작 방법 |
US10747282B2 (en) * | 2018-10-17 | 2020-08-18 | Stmicroelectronics International N.V. | Test circuit for electronic device permitting interface control between two supply stacks in a production test of the electronic device |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61134034A (ja) * | 1984-12-05 | 1986-06-21 | Mitsubishi Electric Corp | 試験回路付集積回路 |
JPH02301150A (ja) * | 1989-05-15 | 1990-12-13 | Hitachi Ltd | 半導体集積回路及びそのテスト方法 |
JPH05281304A (ja) * | 1992-03-30 | 1993-10-29 | Nec Corp | テスト回路を内蔵したアナログ・ディジタル混在マスタ |
JP2005147679A (ja) * | 2003-11-11 | 2005-06-09 | Matsushita Electric Ind Co Ltd | 半導体ウエハ、半導体装置の検査方法および検査装置 |
JP2005340343A (ja) * | 2004-05-25 | 2005-12-08 | Seiko Epson Corp | 半導体装置及び回路検査方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7328387B2 (en) * | 2004-12-10 | 2008-02-05 | Texas Instruments Incorporated | Addressable tap domain selection circuit with selectable ⅗ pin interface |
US5053700A (en) * | 1989-02-14 | 1991-10-01 | Amber Engineering, Inc. | Method for wafer scale testing of redundant integrated circuit dies |
US5070297A (en) * | 1990-06-04 | 1991-12-03 | Texas Instruments Incorporated | Full wafer integrated circuit testing device |
JPH04212524A (ja) * | 1990-12-06 | 1992-08-04 | Matsushita Electric Ind Co Ltd | 半導体集積回路 |
US5994912A (en) * | 1995-10-31 | 1999-11-30 | Texas Instruments Incorporated | Fault tolerant selection of die on wafer |
DE19735406A1 (de) * | 1997-08-14 | 1999-02-18 | Siemens Ag | Halbleiterbauelement und Verfahren zum Testen und Betreiben eines Halbleiterbauelementes |
US7417450B2 (en) * | 2005-12-02 | 2008-08-26 | Texas Instruments Incorporated | Testing combinational logic die with bidirectional TDI-TMS/TDO chanel circuit |
JP2001338953A (ja) * | 2000-05-29 | 2001-12-07 | Mitsubishi Electric Corp | 半導体試験装置、半導体試験方法および半導体装置 |
CN100480718C (zh) | 2003-04-04 | 2009-04-22 | 爱德万测试株式会社 | 连接单元、测试头以及测试装置 |
JP4465995B2 (ja) * | 2003-07-02 | 2010-05-26 | 株式会社日立製作所 | プローブシート、プローブカード、半導体検査装置および半導体装置の製造方法 |
DE102005041614B4 (de) * | 2005-09-01 | 2014-11-06 | Infineon Technologies Ag | Halbleiter-Bauelement-Testsystem mit Test-Schnittstellen-Einrichtung |
-
2008
- 2008-06-02 KR KR1020107026135A patent/KR101138200B1/ko not_active IP Right Cessation
- 2008-06-02 WO PCT/JP2008/060172 patent/WO2009147720A1/ja active Application Filing
- 2008-06-02 JP JP2010515690A patent/JPWO2009147720A1/ja not_active Ceased
-
2009
- 2009-06-02 TW TW098118198A patent/TWI405985B/zh not_active IP Right Cessation
-
2010
- 2010-11-30 US US12/957,168 patent/US8593166B2/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61134034A (ja) * | 1984-12-05 | 1986-06-21 | Mitsubishi Electric Corp | 試験回路付集積回路 |
JPH02301150A (ja) * | 1989-05-15 | 1990-12-13 | Hitachi Ltd | 半導体集積回路及びそのテスト方法 |
JPH05281304A (ja) * | 1992-03-30 | 1993-10-29 | Nec Corp | テスト回路を内蔵したアナログ・ディジタル混在マスタ |
JP2005147679A (ja) * | 2003-11-11 | 2005-06-09 | Matsushita Electric Ind Co Ltd | 半導体ウエハ、半導体装置の検査方法および検査装置 |
JP2005340343A (ja) * | 2004-05-25 | 2005-12-08 | Seiko Epson Corp | 半導体装置及び回路検査方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20110005286A (ko) | 2011-01-17 |
KR101138200B1 (ko) | 2012-05-10 |
US20110148454A1 (en) | 2011-06-23 |
TWI405985B (zh) | 2013-08-21 |
TW201003091A (en) | 2010-01-16 |
JPWO2009147720A1 (ja) | 2011-10-20 |
US8593166B2 (en) | 2013-11-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5269896B2 (ja) | 試験用ウエハユニット、および、試験システム | |
US7472321B2 (en) | Test apparatus for mixed-signal semiconductor device | |
JP5269897B2 (ja) | 試験システムおよび試験用基板ユニット | |
WO2009147720A1 (ja) | 半導体ウエハ、半導体回路、試験用基板、および、試験システム | |
US7514950B2 (en) | Semiconductor device testing apparatus and device interface board | |
KR20070097095A (ko) | 전자 장치를 테스트하기 위한 시스템의 동작 주파수를증가시키는 방법 및 장치 | |
TW200809233A (en) | Apparatus, systems and methods for processing signals between a tester and a plurality of devices under test at high temperatures and with single touchdown of a probe array | |
KR101989232B1 (ko) | 테스트 회로기판 및 이를 구동하기 위한 방법 | |
US7888955B2 (en) | Method and apparatus for testing devices using serially controlled resources | |
TW202041873A (zh) | 用於測試晶片或晶粒的設備 | |
WO2009141907A1 (ja) | 試験用ウエハユニットおよび試験システム | |
JP2008286773A (ja) | 混合信号処理回路を有するプローブカードおよび被試験カード | |
JP2008261853A (ja) | 試験装置及び診断用パフォーマンスボード | |
WO2009144948A1 (ja) | 試験用ユニットおよび試験システム | |
JP4066265B2 (ja) | 半導体試験装置のコンタクトリング | |
JP2008116420A (ja) | 試験用モジュール | |
JPH11231022A (ja) | 半導体装置の検査方法および検査装置 | |
CN107305217B (zh) | 探针卡 | |
KR20200132424A (ko) | 시스템 온 칩(SoC) 테스트 시스템 | |
KR20230060736A (ko) | Bost 보드를 포함한 반도체 테스트 장치 | |
KR100835466B1 (ko) | 반도체 테스트장치의 핀 일렉트로닉스 확장 구조 | |
TWI396854B (zh) | 測試裝置以及配接板 | |
JPH1048289A (ja) | 半導体集積回路テストシステム | |
JP2011114285A (ja) | 無線集積回路装置の製造方法、無線集積回路装置及び電子機器 | |
JP2011196969A (ja) | 被検査装置用インタフェース回路及び、検査方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 08764985 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2010515690 Country of ref document: JP |
|
ENP | Entry into the national phase |
Ref document number: 20107026135 Country of ref document: KR Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 08764985 Country of ref document: EP Kind code of ref document: A1 |