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DATA SHEET
OPAx991 40-V Rail-to-Rail Input/Output, Low Offset Voltage, Low Noise Op Amp
1 Features
- Low offset voltage: ±125 µV
- Low offset voltage drift: ±0.3 µV/°C
- Low noise: 10.8 nV/√Hz at 1
kHz
- High common-mode rejection: 130 dB
- Low bias current: ±10 pA
- Rail-to-rail input and output
- Wide bandwidth: 4.5 MHz GBW
- High slew rate: 21 V/µs
- High capacitive load drive: 1 nF
- MUX-friendly/comparator inputs
- Amplifier operates with differential inputs up to supply rail
- Amplifier can be used in open-loop or as comparator
- Low quiescent current: 560 µA per amplifier
- Wide supply: ±1.35 V to ±20 V, 2.7 V to 40 V
- Robust EMIRR performance: EMI/RFI filters on input and supply pins
- Differential and common-mode input voltage range to supply rail
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