OPA838 Description
The OPA838 depensated voltage feedback operational amplifier provides a high 300-MHz gain bandwidth product with 1.8-nV/√Hz input noise voltage, requiring only a trimmed 0.95-mA supply current.
OPA838 Key Features
- 1 Gain Bandwidth Product: 300 MHz
- Very-Low (Trimmed) Supply Current: 950 µA
- Bandwidth: 90 MHz (AV = 6 V/V)
- High Full-Power Bandwidth: 45 MHz, 4 VPP
- Negative Rail Input, Rail-to-Rail Output
- Single-Supply Operating Range: 2.7 V to 5.4 V
- 25°C Input Offset: ±125 µV (Maximum)
- Input Offset Voltage Drift: < ±1.6 µV/°C
- Input Voltage Noise: 1.8 nV/√Hz (> 200 Hz)
- Input Current Noise: 1 pA/√Hz (> 2000 Hz)