Datasheet OP297 (Analog Devices) - 4
| Manufacturer | Analog Devices |
| Description | Low Bias Current Precision (Dual) Operational Amplifier |
| Pages / Page | 17 / 4 — OP297. SPECIFICATIONS ELECTRICAL CHARACTERISTICS. Table 1. OP297E. … |
| Revision | G |
| File Format / Size | PDF / 300 Kb |
| Document Language | English |
OP297. SPECIFICATIONS ELECTRICAL CHARACTERISTICS. Table 1. OP297E. OP297F. OP297G. Parameter. Symbol. Conditions. Min. Typ. Max. Unit. Table 2
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OP297 SPECIFICATIONS ELECTRICAL CHARACTERISTICS
@ VS = ±15 V, TA = 25°C, unless otherwise noted.
Table 1. OP297E OP297F OP297G Parameter Symbol Conditions Min Typ Max Min Typ Max Min Typ Max Unit
Input Offset Voltage VOS 25 50 50 100 80 200 μV Long-Term Input Voltage 0.1 0.1 0.1 μV/month Stability Input Offset Current IOS VCM = 0 V 20 100 35 150 50 200 pA Input Bias Current IB VCM = 0 V +20 ±100 +35 ±150 +50 ±200 pA Input Noise Voltage en p-p 0.1 Hz to 10 Hz 0.5 0.5 0.5 μV p-p Input Noise Voltage Density en fOUT = 10 Hz 20 20 20 nV/√Hz fOUT = 1000 Hz 17 17 17 nV/√Hz Input Noise Current Density in fOUT = 10 Hz 20 20 20 fA/√Hz Input Resistance Differential Mode RIN 30 30 30 MΩ Common-Mode RINCM 500 500 500 GΩ Large Signal Voltage Gain AVO VOUT = ±10 V, 2000 4000 1500 3200 1200 3200 V/mV RL = 2 kΩ Input Voltage Range1 VCM ±13 ±14 ±13 ±14 ±13 ±14 V Common-Mode Rejection CMRR VCM = ±13 V 120 140 114 135 114 135 dB Power Supply Rejection PSRR VS = ±2 V to 120 130 114 125 114 125 dB ±20 V Output Voltage Swing VOUT RL = 10 kΩ ±13 ±14 ±13 ±14 ±13 ±14 V RL = 2 kΩ ±13 ±13.7 ±13 ±13.7 ±13 ±13.7 V Supply Current per Amplifier ISY No load 525 625 525 625 525 625 μA Supply Voltage VS Operating range ±2 ±20 ±2 ±20 ±2 ±20 V Slew Rate SR 0.05 0.15 0.05 0.15 0.05 0.15 V/μs Gain Bandwidth Product GBWP AV = +1 500 500 500 kHz Channel Separation CS VOUT = 20 V p-p, 150 150 150 dB fOUT = 10 Hz Input Capacitance CIN 3 3 3 pF 1 Guaranteed by CMR test. @ VS = ±15 V, −40°C ≤ TA ≤ +85°C, unless otherwise noted.
Table 2. OP297E OP297F OP297G Parameter Symbol Conditions Min Typ Max Min Typ Max Min Typ Max Unit
Input Offset Voltage VOS 35 100 80 300 110 400 μV Average Input Offset Voltage Drift TCVOS 0.2 0.6 0.5 2.0 0.6 2.0 μV/°C Input Offset Current IOS VCM = 0 V 50 450 80 750 80 750 pA Input Bias Current IB VCM = 0 V +50 ±450 +80 ±750 +80 ±750 pA Large Signal Voltage Gain AVO VOUT = ±10 V, 1200 3200 1000 2500 800 2500 V/mV RL = 2 kΩ Input Voltage Range1 VCM ±13 ±13.5 ±13 ±13.5 ±13 ±13.5 V Common-Mode Rejection CMRR VCM = ±13 114 130 108 130 108 130 dB Power Supply Rejection PSRR VS = ±2.5 V to 114 108 108 dB ±20 V Output Voltage Swing VOUT RL = 10 kΩ ±13 ±13.4 ±13 ±13.4 ±13 ±13.4 V Supply Current per Amplifier ISY No load 550 750 550 750 550 750 μA Supply Voltage VS Operating range ±2.5 ±20 ±2.5 ±20 ±2.5 ±20 V 1 Guaranteed by CMR test. Rev. G | Page 3 of 16 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION PIN CONFIGURATION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ELECTRICAL CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS APPLICATIONS INFORMATION AC PERFORMANCE GUARDING AND SHIELDING OPEN-LOOP GAIN LINEARITY APPLICATION CIRCUITS PRECISION ABSOLUTE VALUE AMPLIFIER PRECISION CURRENT PUMP PRECISION POSITIVE PEAK DETECTOR SIMPLE BRIDGE CONDITIONING AMPLIFIER NONLINEAR CIRCUITS OUTLINE DIMENSIONS ORDERING GUIDE
OP297 SPECIFICATIONS ELECTRICAL CHARACTERISTICS
@ VS = ±15 V, TA = 25°C, unless otherwise noted.
Table 1. OP297E OP297F OP297G Parameter Symbol Conditions Min Typ Max Min Typ Max Min Typ Max Unit
Input Offset Voltage VOS 25 50 50 100 80 200 μV Long-Term Input Voltage 0.1 0.1 0.1 μV/month Stability Input Offset Current IOS VCM = 0 V 20 100 35 150 50 200 pA Input Bias Current IB VCM = 0 V +20 ±100 +35 ±150 +50 ±200 pA Input Noise Voltage en p-p 0.1 Hz to 10 Hz 0.5 0.5 0.5 μV p-p Input Noise Voltage Density en fOUT = 10 Hz 20 20 20 nV/√Hz fOUT = 1000 Hz 17 17 17 nV/√Hz Input Noise Current Density in fOUT = 10 Hz 20 20 20 fA/√Hz Input Resistance Differential Mode RIN 30 30 30 MΩ Common-Mode RINCM 500 500 500 GΩ Large Signal Voltage Gain AVO VOUT = ±10 V, 2000 4000 1500 3200 1200 3200 V/mV RL = 2 kΩ Input Voltage Range1 VCM ±13 ±14 ±13 ±14 ±13 ±14 V Common-Mode Rejection CMRR VCM = ±13 V 120 140 114 135 114 135 dB Power Supply Rejection PSRR VS = ±2 V to 120 130 114 125 114 125 dB ±20 V Output Voltage Swing VOUT RL = 10 kΩ ±13 ±14 ±13 ±14 ±13 ±14 V RL = 2 kΩ ±13 ±13.7 ±13 ±13.7 ±13 ±13.7 V Supply Current per Amplifier ISY No load 525 625 525 625 525 625 μA Supply Voltage VS Operating range ±2 ±20 ±2 ±20 ±2 ±20 V Slew Rate SR 0.05 0.15 0.05 0.15 0.05 0.15 V/μs Gain Bandwidth Product GBWP AV = +1 500 500 500 kHz Channel Separation CS VOUT = 20 V p-p, 150 150 150 dB fOUT = 10 Hz Input Capacitance CIN 3 3 3 pF 1 Guaranteed by CMR test. @ VS = ±15 V, −40°C ≤ TA ≤ +85°C, unless otherwise noted.
Table 2. OP297E OP297F OP297G Parameter Symbol Conditions Min Typ Max Min Typ Max Min Typ Max Unit
Input Offset Voltage VOS 35 100 80 300 110 400 μV Average Input Offset Voltage Drift TCVOS 0.2 0.6 0.5 2.0 0.6 2.0 μV/°C Input Offset Current IOS VCM = 0 V 50 450 80 750 80 750 pA Input Bias Current IB VCM = 0 V +50 ±450 +80 ±750 +80 ±750 pA Large Signal Voltage Gain AVO VOUT = ±10 V, 1200 3200 1000 2500 800 2500 V/mV RL = 2 kΩ Input Voltage Range1 VCM ±13 ±13.5 ±13 ±13.5 ±13 ±13.5 V Common-Mode Rejection CMRR VCM = ±13 114 130 108 130 108 130 dB Power Supply Rejection PSRR VS = ±2.5 V to 114 108 108 dB ±20 V Output Voltage Swing VOUT RL = 10 kΩ ±13 ±13.4 ±13 ±13.4 ±13 ±13.4 V Supply Current per Amplifier ISY No load 550 750 550 750 550 750 μA Supply Voltage VS Operating range ±2.5 ±20 ±2.5 ±20 ±2.5 ±20 V 1 Guaranteed by CMR test. Rev. G | Page 3 of 16 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION PIN CONFIGURATION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ELECTRICAL CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS APPLICATIONS INFORMATION AC PERFORMANCE GUARDING AND SHIELDING OPEN-LOOP GAIN LINEARITY APPLICATION CIRCUITS PRECISION ABSOLUTE VALUE AMPLIFIER PRECISION CURRENT PUMP PRECISION POSITIVE PEAK DETECTOR SIMPLE BRIDGE CONDITIONING AMPLIFIER NONLINEAR CIRCUITS OUTLINE DIMENSIONS ORDERING GUIDE
