Datasheet LT1990 (Analog Devices) - 5

HerstellerAnalog Devices
Beschreibung±250V Input Range G = 1, 10, Micropower, Difference Amplifier
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3V/5V ELECTRICAL CHARACTERISTICS. The. denotes the specifications which apply over the temperature range of –40

3V/5V ELECTRICAL CHARACTERISTICS The denotes the specifications which apply over the temperature range of –40

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LT1990
3V/5V ELECTRICAL CHARACTERISTICS The

denotes the specifications which apply over the temperature range of –40
°
C

TA

85
°
C. VS = 3V, 0V; VS = 5V, 0V; RL = 10k, VCM = VREF = half supply, G = 1, 10, unless otherwise noted. (Notes 4, 6) LT1990C/LT1990I SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VOS Input Offset Voltage, RTI VS = 3V, 0V G = 1, 10 ● 4.5 mV VS = 5V, 0V G = 1, 10 ● 4.5 mV VOS/T Input Offset Voltage Drift, RTI (Note 10) ● 5 22 µV/°C VOSH Input Offset Voltage Hysteresis, RTI (Note 11) ● 230 µV PSRR Power Supply Rejection Ratio, RTI VS = 2.7V to 12.7V VCM = VREF = 1.25V ● 76 dB Minimum Supply Voltage Guaranteed by PSRR ● 2.7 V IS Supply Current (Note 8) ● 170 µA VOL Output Voltage Swing LOW –IN = V+, +IN = Half Supply (Note 8) ● 70 mV VOH Output Voltage Swing HIGH –IN = 0V, +IN = Half Supply VS = 3V, 0V, Below V+ ● 200 mV VS = 5V, 0V, Below V+ ● 275 mV ISC Output Short-Circuit Current Short to GND (Note 9) ● 2 mA Short to V+ (Note 9) ● 8 mA
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
∆G Gain Error VOUT = 0.5V to (+VS) – 0.75V LT1990, G = 1 ● 0.69 % LT1990A, G = 1 ● 0.37 % G = 10 ● 0.97 % G/T Gain vs Temperature G = 1 (Note 10) ● 2 10 ppm/°C G = 10 (Note 10) ● 7 20 ppm/°C VCM Input Voltage Range Guaranteed by CMRR VS = 3V, 0V, VREF = 1.25V ● –5 25 V VS = 5V, 0V, VREF = 1.25V ● –5 80 V VS = 5V, 0V, VREF = 2.5V ● –37 48 V CMRR Common Mode Rejection Ratio, RTI VS = 3V, 0V (Note 7) VCM = –5V to 25V, VREF = 1.25V LT1990 ● 56 dB LT1990A ● 66 dB VS = 5V, 0V VCM = –5V to 80V, VREF = 1.25V LT1990 ● 56 dB LT1990A ● 66 dB VS = 5V, 0V (Note 7) VCM = –38V to 47V, VREF = 2.5V LT1990 ● 56 dB LT1990A ● 66 dB 1990fb 5