JPS5590139A - Substrate bias generating circuit - Google Patents
Substrate bias generating circuitInfo
- Publication number
- JPS5590139A JPS5590139A JP16499678A JP16499678A JPS5590139A JP S5590139 A JPS5590139 A JP S5590139A JP 16499678 A JP16499678 A JP 16499678A JP 16499678 A JP16499678 A JP 16499678A JP S5590139 A JPS5590139 A JP S5590139A
- Authority
- JP
- Japan
- Prior art keywords
- outputs
- substrate
- pump circuits
- charge pump
- multiphase
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is dc
- G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
- G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
- G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
- G05F3/205—Substrate bias-voltage generators
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Nonlinear Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Semiconductor Integrated Circuits (AREA)
- Logic Circuits (AREA)
Abstract
PURPOSE:To lead continuously charge out from a substrate by using a multiphase oscillator and then by connecting several different phase output terminals to the substrate via charge pump circuits. CONSTITUTION:Outputs extracted from respective inverters of link oscillator MPOSC composed of inverters of transistors Q11 and Q12, Q21 and Q21... Qn1 and Qn2 have constant phase difference (pi) one another. Those multiphase outputs 1-n are led to substrate SUB via charge pump circuits CP1-CPn. Therefore, since some phases among outputs of multiphase oscillator MPOSC are at a negative potential and the remainder is at a positive potential without fail during periods T1- Tn, the absorption of positive charge from the substrate via charge pump circuits CP1-CPn and the exhaustion of the charge to a power line are continued without interruption.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16499678A JPS5590139A (en) | 1978-12-27 | 1978-12-27 | Substrate bias generating circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16499678A JPS5590139A (en) | 1978-12-27 | 1978-12-27 | Substrate bias generating circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5590139A true JPS5590139A (en) | 1980-07-08 |
Family
ID=15803852
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16499678A Pending JPS5590139A (en) | 1978-12-27 | 1978-12-27 | Substrate bias generating circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5590139A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6132457A (en) * | 1984-07-24 | 1986-02-15 | Seiko Epson Corp | Generating circuit for substrate voltage |
US4628215A (en) * | 1984-09-17 | 1986-12-09 | Texas Instruments Incorporated | Drive circuit for substrate pump |
EP0354784A2 (en) * | 1988-08-10 | 1990-02-14 | Nec Corporation | Semiconductor memory device having plural biasing circuits for substrate |
US5057707A (en) * | 1989-07-05 | 1991-10-15 | Motorola, Inc. | Charge pump including feedback circuitry for eliminating the requirement of a separate oscillator |
WO1997008704A1 (en) * | 1995-08-31 | 1997-03-06 | Cirrus Logic, Inc. | Circuits, systems and methods for controlling substrate bias in integrated circuits |
US5793679A (en) * | 1995-10-31 | 1998-08-11 | Sgs-Thomson Microelectronics S.R.L. | Voltage generator for electrically programmable non-volatile memory cells |
-
1978
- 1978-12-27 JP JP16499678A patent/JPS5590139A/en active Pending
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6132457A (en) * | 1984-07-24 | 1986-02-15 | Seiko Epson Corp | Generating circuit for substrate voltage |
US4628215A (en) * | 1984-09-17 | 1986-12-09 | Texas Instruments Incorporated | Drive circuit for substrate pump |
EP0354784A2 (en) * | 1988-08-10 | 1990-02-14 | Nec Corporation | Semiconductor memory device having plural biasing circuits for substrate |
US5057707A (en) * | 1989-07-05 | 1991-10-15 | Motorola, Inc. | Charge pump including feedback circuitry for eliminating the requirement of a separate oscillator |
WO1997008704A1 (en) * | 1995-08-31 | 1997-03-06 | Cirrus Logic, Inc. | Circuits, systems and methods for controlling substrate bias in integrated circuits |
US5793679A (en) * | 1995-10-31 | 1998-08-11 | Sgs-Thomson Microelectronics S.R.L. | Voltage generator for electrically programmable non-volatile memory cells |
US6157054A (en) * | 1995-10-31 | 2000-12-05 | Stmicroelectronics, S.R.L. | Voltage generator for electrically programmable non-volatile memory cells |
EP1359592A2 (en) * | 1995-10-31 | 2003-11-05 | STMicroelectronics S.r.l. | Clock generator for electrically programmable nonvolatile memory cells |
EP1359592A3 (en) * | 1995-10-31 | 2006-12-20 | STMicroelectronics S.r.l. | Clock generator for electrically programmable nonvolatile memory cells |
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