Description
OPA227, OPA2227, OPA4227 OPA228, OPA2228, OPA4228 SBOS110C * MAY 1998 * REVISED MARCH 2023 OPAx227, OPAx228 High-Precision, Low-Noise .
The OPAx227 and OPAx228 series operational amplifiers combine low noise and wide bandwidth with high precision to make them an excellent choice for a.
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
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 Current Noise (fA/√Hz)
10k
1k
Current Noise
100
10
Volta
