Description
OPA277, OPA2277, OPA4277 SBOS079C * MARCH 1999 * REVISED FEBRUARY 2023 OPAx277 High-Precision Operational Amplifiers 50nV/div 1 Feat.
The OPAx277 series of precision operational amplifiers replace the industry standard OP-177.
Features
* Ultra-low offset voltage: 10 μV
* Ultra-low drift: ±0.1 μV/°C
* High open-loop gain: 134 dB
* High common-mode rejection: 140 dB
* High power-supply rejection: 130 dB
* Low bias current: 1-nA maximum
* Wide supply range: ±2 V to ±18 V
Applications
* Analog input module
* Weigh scale
* Temperature transmitter
* Pressure transmitter
* Data acquisition (DAQ)
* Lab and field instrumentation
* Battery test
Noise signal is bandwidth limited to lie between 0.1Hz and 10Hz. 1s/div
0.1-Hz to 10-Hz
