Datasheet LT1990 (Analog Devices) - 6

LT1990
3V/5V ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the temperature range of –40
°
C
≤
TA
≤
125
°
C. VS = 3V, 0V; VS = 5V, 0V; RL = 10k, VCM = VREF = half supply, G = 1, 10, unless otherwise noted. (Notes 4, 6) LT1990H SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VOS Input Offset Voltage, RTI VS = 3V, 0V G = 1, 10 ● 5.2 mV VS = 5V, 0V G = 1, 10 ● 5.2 mV VOS/T Input Offset Voltage Drift, RTI (Note 10) ● 5 22 µV/°C VOSH Input Offset Voltage Hysteresis, RTI (Note 11) ● 250 µV PSRR Power Supply Rejection Ratio, RTI VS = 2.7V to 12.7V VCM = VREF = 1.25V ● 75 dB Minimum Supply Voltage Guaranteed by PSRR ● 2.7 V IS Supply Current (Note 8) ● 200 µA VOL Output Voltage Swing LOW –IN = V+, +IN = Half Supply (Note 8) ● 80 mV VOH Output Voltage Swing HIGH –IN = 0V, +IN = Half Supply VS = 3V, 0V, Below V+ ● 230 mV VS = 5V, 0V, Below V+ ● 275 mV ISC Output Short-Circuit Current Short to GND (Note 9) ● 1 mA Short to V+ (Note 9) ● 5 mA ±
15V ELECTRICAL CHARACTERISTICS VS =
±
15V, RL = 10k, VCM = VREF = 0V, G = 1, 10, TA = 25
°
C, unless otherwise noted. (Note 6) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
G Gain Pins 5 and 8 = Open 1 Pins 5 and 8 = VREF 10 ∆G Gain Error VOUT = ±10V LT1990, G = 1 0.4 0.6 % LT1990A, G = 1 0.07 0.28 % G = 10 0.2 0.8 % GNL Gain Nonlinearity VOUT = ±10V G = 1 0.0008 0.002 % G = 10 0.005 0.02 % VCM Input Voltage Range Guaranteed by CMRR –250 250 V CMRR Common Mode Rejection Ratio, RTI VCM = –250V to 250V LT1990 60 68 dB LT1990A 70 75 dB VOS Offset Voltage, RTI G = 1, 10 0.9 5.2 mV en Input Noise Voltage, RTI fO = 0.1Hz to 10Hz 22 µVP-P Noise Voltage Density, RTI fO = 1kHz 1 µV/√Hz RIN Input Resistance Differential 2 MΩ Common Mode 0.5 MΩ PSRR Power Supply Rejection Ratio, RTI VS = ±1.35V to ±18V 82 100 dB Minimum Supply Voltage Guaranteed by PSRR ±1.2 ±1.35 V IS Supply Current 140 180 µA VOUT Output Voltage Swing ±14.5 ±14.79 V 1990fb 6