JPS6286732U - - Google Patents
Info
- Publication number
- JPS6286732U JPS6286732U JP17844785U JP17844785U JPS6286732U JP S6286732 U JPS6286732 U JP S6286732U JP 17844785 U JP17844785 U JP 17844785U JP 17844785 U JP17844785 U JP 17844785U JP S6286732 U JPS6286732 U JP S6286732U
- Authority
- JP
- Japan
- Prior art keywords
- analog voltage
- comparison circuit
- mosfet
- magnitude
- input terminal
- 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
- 238000010586 diagram Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Landscapes
- Power Sources (AREA)
- Calculators And Similar Devices (AREA)
- Manipulation Of Pulses (AREA)
Description
第１図は本考案の実施例を示す回路図、第２図
は従来例を示す回路図である。
２０……アナログ電圧比較回路、２１……増幅
回路、２２……入力ゲート、２３……データバス
。
FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a circuit diagram showing a conventional example. 20...Analog voltage comparison circuit, 21...Amplification circuit, 22...Input gate, 23...Data bus.
Claims (1)
アナログ電圧の大小を比較するアナログ電圧比較
回路と、該比較回路の出力を増幅し、前記アナロ
グ電圧の大小に応じた信号レベルを出力する増幅
回路を有するマイクロコンピユータに於いて、前
記増幅回路を構成するＭＯＳＦＥＴの電流経路中
に制御用ＭＯＳＦＥＴを設け、該ＭＯＳＦＥＴを
入力命令の実行時にのみオンすることを特徴とす
るマイクロコンピユータ。 an analog voltage comparison circuit that compares the magnitude of analog voltages applied to a first input terminal and a second input terminal; and an analog voltage comparison circuit that amplifies the output of the comparison circuit and outputs a signal level according to the magnitude of the analog voltage. A microcomputer having an amplifier circuit, characterized in that a control MOSFET is provided in the current path of the MOSFET constituting the amplifier circuit, and the MOSFET is turned on only when an input command is executed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17844785U JPS6286732U (en) | 1985-11-20 | 1985-11-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17844785U JPS6286732U (en) | 1985-11-20 | 1985-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6286732U true JPS6286732U (en) | 1987-06-03 |
Family
ID=31120585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17844785U Pending JPS6286732U (en) | 1985-11-20 | 1985-11-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6286732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63192125A (en) * | 1987-02-04 | 1988-08-09 | Nippon Denso Co Ltd | Input circuit for microprocessor |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5298961A (en) * | 1976-02-16 | 1977-08-19 | Toshiba Corp | Circuit power source control system of semi-conductor ic element |
| JPS5942639B2 (en) * | 1979-01-09 | 1984-10-16 | 日本電信電話株式会社 | energized recording paper |
-
1985
- 1985-11-20 JP JP17844785U patent/JPS6286732U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5298961A (en) * | 1976-02-16 | 1977-08-19 | Toshiba Corp | Circuit power source control system of semi-conductor ic element |
| JPS5942639B2 (en) * | 1979-01-09 | 1984-10-16 | 日本電信電話株式会社 | energized recording paper |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63192125A (en) * | 1987-02-04 | 1988-08-09 | Nippon Denso Co Ltd | Input circuit for microprocessor |
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