The OP1177/OP2177/OP4177 is a precision low noise, low input bias current operational amplifier produced by Analog Devices. It has high output stability and low power consumption.
The document describes the OPx177 family of very high-precision single, dual, and quad operational amplifiers. Key features include extremely low offset voltage (60 µV max), very low input bias current (2 nA max), and low noise performance suitable for instrumentation applications.
| Offset Voltage (Max) | 60 µV |
|---|---|
| Input Bias Current (Max) | 2 nA |
| Noise Density | 8 nV/VHz |
| Supply Voltage Range | +2.5 V to +15 V |
| Operating Temperature Range | -40°C to +125°C |
| Gain Bandwidth Product | 1.3 MHz |
The maximum offset voltage is 60 µV.
Yes, outputs are stable with capacitive loads of over 1,000 pF without external compensation.
The supply current is less than 500 µA per amplifier at 30 V.