Datasheet LT1112, LT1114 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | Dual/Quad Low Power Precision, Picoamp Input Op Amps |
| 页数 / 页 | 16 / 3 — ELECTRICAL CHARACTERISTICS VS =. 15V, VCM = 0V, TA = 25. C, unless … |
| 文件格式/大小 | PDF / 348 Kb |
| 文件语言 | 英语 |
ELECTRICAL CHARACTERISTICS VS =. 15V, VCM = 0V, TA = 25. C, unless otherwise noted. LT1112AM/AC. LT1112M/C/I. LT1114AM/AC
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文件文字版本
LT1112/LT1114
ELECTRICAL CHARACTERISTICS VS =
±
15V, VCM = 0V, TA = 25
°
C, unless otherwise noted. LT1112AM/AC LT1112M/C/I LT1114AM/AC LT1114M/C/I SYMBOL PARAMETER CONDITIONS (Note 3) MIN TYP MAX MIN TYP MAX UNITS
VOS Input Offset Voltage 20 60 25 75 µV VS = ±1.0V 40 110 45 130 µV ∆VOS Long Term Input Offset 0.3 0.3 µV/Mo ∆Time Voltage Stability IOS Input Offset Current 50 180 60 230 pA LT1114S/LT1114IS 75 330 pA IB Input Bias Current ±70 ±250 ±80 ±280 pA LT1114S/LT1114IS ±100 ±450 pA en Input Noise Voltage 0.1Hz to 10Hz (Note 10) 0.3 0.9 0.3 0.9 µVP-P Input Noise Voltage Density fO = 10Hz (Note 10) 16 28 16 28 nV/√Hz fO = 1000Hz (Note 10) 14 18 14 18 nV/√Hz in Input Noise Current 0.1Hz to 10Hz 2.2 2.2 pAP-P Input Noise Current Density fO = 10Hz 0.030 0.030 pA/√Hz fO = 1000Hz 0.008 0.008 pA/√Hz VCM Input Voltage Range ±13.5 ±14.3 ±13.5 ±14.3 V CMRR Common Mode Rejection Ratio VCM = ±13.5V 120 136 115 136 dB PSRR Power Supply Rejection Ratio VS = ±1.0V to ±20V 116 126 114 126 dB Minimum Supply Voltage (Note 5) ±1.0 ±1.0 V RIN Input Resistance Differential Mode (Note 4) 20 50 15 40 MΩ Common Mode 800 700 GΩ AVOL Large-Signal Voltage Gain VO = ±12V, RL = 10kΩ 1000 5000 800 5000 V/mV VO = ±10V, RL = 2kΩ 800 1500 600 1300 V/mV VOUT Output Voltage Swing RL = 10kΩ ±13.0 ±14.0 ±13.0 ±14.0 V RL = 2kΩ ±11.0 ±12.4 ±11.0 ±12.4 V SR Slew Rate 0.16 0.30 0.16 0.30 V/µs GBW Gain-Bandwidth Product fO = 10kHz 450 750 450 750 kHz IS Supply Current per Amplifier 350 400 350 450 µA VS = ±1.0V 320 370 320 420 µA Channel Separation fO = 10Hz 150 150 dB ∆VOS Offset Voltage Match (Note 6) 35 100 40 130 µV ∆I + B Noninverting Bias Current Match 100 450 100 500 pA (Notes 6, 7) LT1114S/LT1114IS 120 680 pA ∆CMRR Common Mode Rejection Match (Notes 6, 8) 117 136 113 136 dB ∆PSRR Power Supply Rejection Match (Notes 6, 8) 114 130 112 130 dB 111214fb 3
ELECTRICAL CHARACTERISTICS VS =
±
15V, VCM = 0V, TA = 25
°
C, unless otherwise noted. LT1112AM/AC LT1112M/C/I LT1114AM/AC LT1114M/C/I SYMBOL PARAMETER CONDITIONS (Note 3) MIN TYP MAX MIN TYP MAX UNITS
VOS Input Offset Voltage 20 60 25 75 µV VS = ±1.0V 40 110 45 130 µV ∆VOS Long Term Input Offset 0.3 0.3 µV/Mo ∆Time Voltage Stability IOS Input Offset Current 50 180 60 230 pA LT1114S/LT1114IS 75 330 pA IB Input Bias Current ±70 ±250 ±80 ±280 pA LT1114S/LT1114IS ±100 ±450 pA en Input Noise Voltage 0.1Hz to 10Hz (Note 10) 0.3 0.9 0.3 0.9 µVP-P Input Noise Voltage Density fO = 10Hz (Note 10) 16 28 16 28 nV/√Hz fO = 1000Hz (Note 10) 14 18 14 18 nV/√Hz in Input Noise Current 0.1Hz to 10Hz 2.2 2.2 pAP-P Input Noise Current Density fO = 10Hz 0.030 0.030 pA/√Hz fO = 1000Hz 0.008 0.008 pA/√Hz VCM Input Voltage Range ±13.5 ±14.3 ±13.5 ±14.3 V CMRR Common Mode Rejection Ratio VCM = ±13.5V 120 136 115 136 dB PSRR Power Supply Rejection Ratio VS = ±1.0V to ±20V 116 126 114 126 dB Minimum Supply Voltage (Note 5) ±1.0 ±1.0 V RIN Input Resistance Differential Mode (Note 4) 20 50 15 40 MΩ Common Mode 800 700 GΩ AVOL Large-Signal Voltage Gain VO = ±12V, RL = 10kΩ 1000 5000 800 5000 V/mV VO = ±10V, RL = 2kΩ 800 1500 600 1300 V/mV VOUT Output Voltage Swing RL = 10kΩ ±13.0 ±14.0 ±13.0 ±14.0 V RL = 2kΩ ±11.0 ±12.4 ±11.0 ±12.4 V SR Slew Rate 0.16 0.30 0.16 0.30 V/µs GBW Gain-Bandwidth Product fO = 10kHz 450 750 450 750 kHz IS Supply Current per Amplifier 350 400 350 450 µA VS = ±1.0V 320 370 320 420 µA Channel Separation fO = 10Hz 150 150 dB ∆VOS Offset Voltage Match (Note 6) 35 100 40 130 µV ∆I + B Noninverting Bias Current Match 100 450 100 500 pA (Notes 6, 7) LT1114S/LT1114IS 120 680 pA ∆CMRR Common Mode Rejection Match (Notes 6, 8) 117 136 113 136 dB ∆PSRR Power Supply Rejection Match (Notes 6, 8) 114 130 112 130 dB 111214fb 3