JPH02120926U - - Google Patents
Info
- Publication number
- JPH02120926U JPH02120926U JP2986289U JP2986289U JPH02120926U JP H02120926 U JPH02120926 U JP H02120926U JP 2986289 U JP2986289 U JP 2986289U JP 2986289 U JP2986289 U JP 2986289U JP H02120926 U JPH02120926 U JP H02120926U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- current
- differential
- output
- constant current
- 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.)
- Granted
Links
- 230000003321 amplification Effects 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Manipulation Of Pulses (AREA)
- Amplifiers (AREA)
Description
第１図は本考案の一実施例のＭＯＳ差動増幅回
路の回路図、第２図は従来のＭＯＳ差動増幅回路
の回路図、第３図は従来の応答特性の説明図であ
る。
１…定電流源、２…入力端子、３…基準電圧入
力端子、４…出力端子。
FIG. 1 is a circuit diagram of a MOS differential amplifier circuit according to an embodiment of the present invention, FIG. 2 is a circuit diagram of a conventional MOS differential amplifier circuit, and FIG. 3 is an explanatory diagram of a conventional response characteristic. 1... Constant current source, 2... Input terminal, 3... Reference voltage input terminal, 4... Output terminal.
Claims (1)
、一方の電源と出力端子との間に接続され且つ上
記差動回路の出力で制御される第１の出力電流回
路と、他方の電源と上記出力端子との間に接続さ
れ且つ定電流を流す第２の出力電流回路とを具備
する差動増幅回路において、 上記第１の出力電流回路を、上記差動回路によ
りスイツチングされる素子と、上記定電流のほぼ
２倍の定電流を流す定電流源とで構成したことを
特徴とする差動増幅回路。 (2) 上記第１の出力電流回路と上記第２の出力
電流回路の一方を電流吐出回路、他方を電流吸込
み回路としたことを特徴とする実用新案登録請求
の範囲第１項記載の差動増幅回路。[Claims for Utility Model Registration] (1) A differential circuit that compares an input voltage with a reference voltage, and a first circuit that is connected between one power source and an output terminal and that is controlled by the output of the differential circuit. In a differential amplifier circuit comprising an output current circuit and a second output current circuit connected between the other power supply and the output terminal and flowing a constant current, the first output current circuit is 1. A differential amplifier circuit comprising an element that is switched by a dynamic circuit and a constant current source that flows a constant current that is approximately twice the constant current as described above. (2) A differential differential according to claim 1, characterized in that one of the first output current circuit and the second output current circuit is a current source circuit, and the other is a current sink circuit. Amplification circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2986289U JPH0741215Y2 (en) | 1989-03-17 | 1989-03-17 | Differential amplifier circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2986289U JPH0741215Y2 (en) | 1989-03-17 | 1989-03-17 | Differential amplifier circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02120926U true JPH02120926U (en) | 1990-10-01 |
| JPH0741215Y2 JPH0741215Y2 (en) | 1995-09-20 |
Family
ID=31254445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2986289U Expired - Lifetime JPH0741215Y2 (en) | 1989-03-17 | 1989-03-17 | Differential amplifier circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0741215Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0878975A (en) * | 1994-08-31 | 1996-03-22 | Nec Ic Microcomput Syst Ltd | Comparator circuit |
-
1989
- 1989-03-17 JP JP2986289U patent/JPH0741215Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0878975A (en) * | 1994-08-31 | 1996-03-22 | Nec Ic Microcomput Syst Ltd | Comparator circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0741215Y2 (en) | 1995-09-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |