KR100410615B1 - 폴딩캐스코드차동증폭기 - Google Patents
폴딩캐스코드차동증폭기 Download PDFInfo
- Publication number
- KR100410615B1 KR100410615B1 KR1019960074223A KR19960074223A KR100410615B1 KR 100410615 B1 KR100410615 B1 KR 100410615B1 KR 1019960074223 A KR1019960074223 A KR 1019960074223A KR 19960074223 A KR19960074223 A KR 19960074223A KR 100410615 B1 KR100410615 B1 KR 100410615B1
- Authority
- KR
- South Korea
- Prior art keywords
- node
- transistor
- signal
- current path
- power supply
- Prior art date
Links
- 238000010586 diagram Methods 0.000 description 7
- 230000003321 amplification Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
- H03F3/45183—Long tailed pairs
- H03F3/45192—Folded cascode stages
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45112—Indexing scheme relating to differential amplifiers the biasing of the differential amplifier being controlled from the input or the output signal
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Abstract
Description
Claims (1)
- 전원전압과 제 1 노드 사이에 전류통로가 연결되고 상기 제 1 노드의 신호에 응답하는 제 1 트랜지스터와, 상기 전원전압과 IS 출력단 사이에 전류통로가 연결되고 상기 IS 출력단의 신호에 응답하는 제 2 트랜지스터와, 상기 전원전압과 제 2 노드 사이에 전류통로가 연결되고 상기 IS 출력단의 신호에 응답하는 제 3 트랜지스터와, 상기 전원전압과 제 3 노드 사이에 전류통로가 연결되고 상기 IS 출력단의 신호에 응답하는 제 4 트랜지스터와, 상기 전원전압과 출력단 사이에 전류통로가 연결되고 상기 제 1 노드의 신호에 응답하는 제 5 트랜지스터를 구비한 폴딩 캐스코드 차동증폭기에 있어서, 상기 제 1 노드와 제 4 노드 사이에 전류통로가 연결되고 상기 제 3 노드의 신호에 응답하는 제 6 트랜지스터와; 상기 제 4 노드와 접지전압 사이에 전류통로가 연결되고 상기 제 2 노드의 신호에 응답하는 제 7 트랜지스터와; 상기 제 2 노드와 접지전압 사이에 전류통로가 연결되고 상기 제 2 노드의 신호에 응답하는 제 8 트랜지스터와; 상기 제 3 노드와 제 4 노드 사이에 전류통로가 연결되고 VP 입력신호에 응답하는 제 9 트랜지스터와; 상기 제 3 노드와 제 5 노드 사이에 전류통로가 연결되고 VN 입력신호에 응답하는 제 10 트랜지스터와; 상기 출력단과 제 5 노드 사이에 전류통로가 연결되고 상기 제 3 노드의 신호에 응답하는 제 11 트랜지스터; 및 상기 제 5 노드와 접지전압 사이에 전류통로가 연결되고 상기 제 2 노드의 신호에 응답하는 제 12 트랜지스터를 구비한 것을 특징으로 하는 폴딩 캐스코드 차동 증폭기.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960074223A KR100410615B1 (ko) | 1996-12-27 | 1996-12-27 | 폴딩캐스코드차동증폭기 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960074223A KR100410615B1 (ko) | 1996-12-27 | 1996-12-27 | 폴딩캐스코드차동증폭기 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR19980055017A KR19980055017A (ko) | 1998-09-25 |
| KR100410615B1 true KR100410615B1 (ko) | 2004-03-30 |
Family
ID=37422859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960074223A KR100410615B1 (ko) | 1996-12-27 | 1996-12-27 | 폴딩캐스코드차동증폭기 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100410615B1 (ko) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61248608A (ja) * | 1985-04-26 | 1986-11-05 | Asahi Micro Syst Kk | 差動増幅器 |
| JPH01188111A (ja) * | 1987-11-24 | 1989-07-27 | Texas Instr Inc <Ti> | レール−トゥ‐レール同相範囲を有する折返しカスコード増幅器 |
| US5015966A (en) * | 1990-05-01 | 1991-05-14 | Xerox Corporation | Folded cascode amplifier |
| US5285168A (en) * | 1991-09-18 | 1994-02-08 | Hitachi, Ltd. | Operational amplifier for stably driving a low impedance load of low power consumption |
| JPH0758557A (ja) * | 1993-06-30 | 1995-03-03 | Advanced Micro Devices Inc | 演算増幅器、演算増幅器のｄｃバイアス回路および演算増幅器をバイアスする方法 |
| JPH07221561A (ja) * | 1994-01-31 | 1995-08-18 | Fujitsu Ltd | バイアス回路及びこれを用いた増幅器 |
-
1996
- 1996-12-27 KR KR1019960074223A patent/KR100410615B1/ko not_active IP Right Cessation
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61248608A (ja) * | 1985-04-26 | 1986-11-05 | Asahi Micro Syst Kk | 差動増幅器 |
| JPH01188111A (ja) * | 1987-11-24 | 1989-07-27 | Texas Instr Inc <Ti> | レール−トゥ‐レール同相範囲を有する折返しカスコード増幅器 |
| US5015966A (en) * | 1990-05-01 | 1991-05-14 | Xerox Corporation | Folded cascode amplifier |
| US5285168A (en) * | 1991-09-18 | 1994-02-08 | Hitachi, Ltd. | Operational amplifier for stably driving a low impedance load of low power consumption |
| JPH0758557A (ja) * | 1993-06-30 | 1995-03-03 | Advanced Micro Devices Inc | 演算増幅器、演算増幅器のｄｃバイアス回路および演算増幅器をバイアスする方法 |
| JPH07221561A (ja) * | 1994-01-31 | 1995-08-18 | Fujitsu Ltd | バイアス回路及びこれを用いた増幅器 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR19980055017A (ko) | 1998-09-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4958133A (en) | CMOS complementary self-biased differential amplifier with rail-to-rail common-mode input-voltage range | |
| US6265941B1 (en) | Balanced differential amplifier having common mode feedback with kick-start | |
| JP3158759B2 (ja) | 同相モード安定性が強化された差動増幅器 | |
| US6437645B1 (en) | Slew rate boost circuitry and method | |
| US7786803B2 (en) | Operational transconductance amplifier (OTA) | |
| JP3150101B2 (ja) | 演算増幅回路 | |
| US6429735B1 (en) | High speed output buffer | |
| JP2611725B2 (ja) | カスコード回路 | |
| US4667164A (en) | Frequency response amplifier | |
| JPH0715249A (ja) | 増幅器 | |
| US4912427A (en) | Power supply noise rejection technique for amplifiers | |
| CN112825476B (zh) | 一种运算放大器 | |
| KR100638487B1 (ko) | 공통모드 피드백 회로를 구비한 상보형 트랜스컨덕턴스증폭기 및 트랜스컨덕턴스 증폭방법 | |
| US5485074A (en) | High ratio current mirror with enhanced power supply rejection ratio | |
| US5471172A (en) | "AB Cascode" amplifier in an input stage of an amplifier or comparator | |
| US6909327B2 (en) | Amplifier | |
| CN110690865B (zh) | 高跨导低输入电容轨到轨运放 | |
| KR100410615B1 (ko) | 폴딩캐스코드차동증폭기 | |
| US5424681A (en) | Wide range operational amplifier | |
| JP3971605B2 (ja) | ゲインブースト演算増幅回路 | |
| US20020005757A1 (en) | Fully differential operational amplifier of the folded cascode type | |
| JPH0292008A (ja) | Ｃｍｏｓ演算増幅回路 | |
| JPH05283952A (ja) | 差動演算増幅器 | |
| JPH0828630B2 (ja) | 演算増幅回路 | |
| KR20050081021A (ko) | 향상된 이득을 가지는 조절된 캐스코드 증폭 회로 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19961227 |
|
| PG1501 | Laying open of application | ||
| N231 | Notification of change of applicant | ||
| PN2301 | Change of applicant |
Patent event date: 19990414 Comment text: Notification of Change of Applicant Patent event code: PN23011R01D |
|
| A201 | Request for examination | ||
| PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20011211 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 19961227 Comment text: Patent Application |
|
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20030523 Patent event code: PE09021S01D |
|
| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20031128 |
|
| GRNT | Written decision to grant | ||
| PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20031201 Patent event code: PR07011E01D |
|
| PR1002 | Payment of registration fee |
Payment date: 20031202 End annual number: 3 Start annual number: 1 |
|
| PG1601 | Publication of registration | ||
| PR1001 | Payment of annual fee |
Payment date: 20061129 Start annual number: 4 End annual number: 4 |
|
| PR1001 | Payment of annual fee |
Payment date: 20071129 Start annual number: 5 End annual number: 5 |
|
| PR1001 | Payment of annual fee |
Payment date: 20081201 Start annual number: 6 End annual number: 6 |
|
| PR1001 | Payment of annual fee |
Payment date: 20091126 Start annual number: 7 End annual number: 7 |
|
| PR1001 | Payment of annual fee |
Payment date: 20101125 Start annual number: 8 End annual number: 8 |
|
| PR1001 | Payment of annual fee |
Payment date: 20111125 Start annual number: 9 End annual number: 9 |
|
| FPAY | Annual fee payment |
Payment date: 20121022 Year of fee payment: 10 |
|
| PR1001 | Payment of annual fee |
Payment date: 20121022 Start annual number: 10 End annual number: 10 |
|
| LAPS | Lapse due to unpaid annual fee | ||
| PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20141109 |