Datasheet Summary
OPA227, OPA2227, OPA4227 OPA228, OPA2228, OPA4228
SBOS110C
- MAY 1998
- REVISED MARCH 2023
OPAx227, OPAx228 High-Precision, Low-Noise Operational Amplifiers
1 Features
- Low noise: 3 nV/√Hz
- Wide bandwidth:
- OPA227: 8 MHz, 2.3 V/μs
- OPA228: 33 MHz, 10 V/μs
- Settling time: 5 μs
- High CMRR: 138 dB
- High open-loop gain: 160 dB
- Low input bias current: 10 nA maximum
- Low offset voltage: 75 µV maximum
- Wide supply range: ±2.5 V to ±18 V
- Single, dual, and quad versions
2 Applications
- Data acquisition (DAQ)
- Condition monitoring sensor
- Spectrum analyzer
- Professional audio amplifier (rack mount)
- Industrial AC-DC
100k
Input-Referred Voltage Noise (nV/√Hz) Input-Referred...
