Datasheet LT1990-10 (Analog Devices) - 3

制造商Analog Devices
描述±250V Input Range, 100kHz, G =10, Micropower, Difference Amplifier
页数 / 页16 / 3 — 3V/5V ELECTRICAL CHARACTERISTICS. VS = V+, V–; VS = 3V, 0V; VS = 5V, 0V; …
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3V/5V ELECTRICAL CHARACTERISTICS. VS = V+, V–; VS = 3V, 0V; VS = 5V, 0V; RL = 10kΩ, VCM = VREF =

3V/5V ELECTRICAL CHARACTERISTICS VS = V+, V–; VS = 3V, 0V; VS = 5V, 0V; RL = 10kΩ, VCM = VREF =

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LT1990-10
3V/5V ELECTRICAL CHARACTERISTICS VS = V+, V–; VS = 3V, 0V; VS = 5V, 0V; RL = 10kΩ, VCM = VREF = half supply, TA = 25°C, unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
G Gain 10 ∆G Gain Error VOUT = 0.5V to (+VS) –0.75V 0.2 0.8 % GNL Gain Nonlinearity VS = 5V, 0V; VOUT = 0.5V to 4.25V 0.01 % 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 -38 47 V CMRR Common Mode Rejection Ratio VS = 3V, 0V (Note 6) RTI (Referred to Input) VCM = –5V to 25V, VREF = 1.25V 60 72 dB VS = 5V, 0V VCM = –5V to 80V, VREF = 1.25V 60 72 dB VS = 5V, 0V (Note 6) VCM = –38V to 47V, VREF = 2.5V 60 72 dB VOS Offset Voltage, RTI 0.8 3 mV Input Noise Voltage, RTI fO = 0.1Hz to 10Hz 30 µVP-P en 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 = 2.7V to 12.7V, VCM = VREF = 1.25V 80 92 dB Minimum Supply Voltage Guaranteed by PSRR 2.4 2.7 V IS Supply Current (Note 7) 160 180 µA VOL Output Voltage Swing LOW –IN = V+, +IN = Half Supply (Note 7) 20 50 mV V OH Output Voltage Swing HIGH –IN = 0V, +IN = Half Supply VS = 3V, 0V, Below V+ 80 150 mV VS = 5V, 0V, Below V+ 100 175 mV ISC Output Short-Circuit Current Short to GND (Note 8) 4 8 mA Short to V+ (Note 8) 13 20 mA BW Bandwidth (–3dB) 100 kHz SR Slew Rate VS = 5V, 0V, VOUT = 0.5V to 4.5V 1 V/µs Settling Time to 0.01% 4V Output Step, VS = 5V, 0V 20 µs AVREF Reference Gain to Output 1 ± 0.007 Rev 0 For more information www.analog.com 3 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information 3V/5V Electrical Characteristics Electrical Characteristics ±15V Electrical Characteristics Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Package Description Typical Applications Related Parts