Datasheet LT1996 (Analog Devices) - 3

LT1996
ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. Difference amplifier configuration, VS = 5V, 0V or
±
15V; VCM = VREF = half supply, unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
CMRR Common Mode Rejection Ratio (RTI) VS = ±15V; G = 81; VCM = –14.1V to 13.9V LT1996AMS ● 105 120 dB LT1996ADD ● 100 120 dB LT1996 ● 85 120 dB VCM Input Voltage Range (Note 7) P9/M9 Inputs VS = ±15V; VREF = 0V ● –15.5 15.3 V VS = 5V, 0V; VREF = 2.5V ● 0.84 3.94 V VS = 3V, 0V; VREF = 1.25V ● 0.98 1.86 V P9/M9 Inputs, P81/M81 Connected to REF VS = ±15V; VREF = 0V ● –60 60 V VS = 5V, 0V; VREF = 2.5V ● –12.6 15.6 V VS = 3V, 0V; VREF = 1.25V ● –1.25 6.8 V P27/M27 Inputs VS = ±15V; VREF = 0V ● –14.5 14.3 V VS = 5V, 0V; VREF = 2.5V ● 0.95 3.84 V VS = 3V, 0V; VREF = 1.25V ● 1 1.82 V P81/M81 Inputs VS = ±15V; VREF = 0V ● –14.1 13.9 V VS = 5V, 0V; VREF = 2.5V ● 0.99 3.81 V VS = 3V, 0V; VREF = 1.25V ● 1 1.8 V VOS Op Amp Offset Voltage (Note 8) LT1996AMS, VS = 5V, 0V 15 50 µV ● 135 µV LT1996AMS, VS = ±15V 15 80 µV ● 160 µV LT1996MS 25 100 µV ● 200 µV LT1996DD 25 150 µV ● 250 µV ∆VOS/∆T Op Amp Offset Voltage Drift (Note 6) ● 0.3 1 µV/°C IB Op Amp Input Bias Current 2.5 5 nA ● 7.5 nA IOS Op Amp Input Offset Current LT1996A 50 500 pA ● 750 pA LT1996 50 1000 pA ● 1500 pA Op Amp Input Noise Voltage 0.01Hz to 1Hz 0.35 µVP-P 0.01Hz to 1Hz 0.07 µVRMS 0.1Hz to 10Hz 0.25 µVP-P 0.1Hz to 10Hz 0.05 µVRMS en Input Noise Voltage Density G = 9; f = 1kHz 46 nV/√Hz (Includes Resistor Noise) G = 117; f = 1kHz 18 nV/√Hz RIN Input Impedance (Note 10) P9 (M9 = Ground) ● 350 500 650 kΩ P27 (M27 = Ground) ● 326.9 467 607.1 kΩ P81 (M81 = Ground) ● 319.2 456 592.8 kΩ M9 (P9 = Ground) ● 35 50 65 kΩ M27 (P27 = Ground) ● 11.69 16.7 21.71 kΩ M81 (P81 = Ground) ● 3.85 5.5 7.15 kΩ 1996f 3