Product Overview
The OPA2192IDGKR from Texas Instruments is a dual 36V precision e-trim op amp with 5 uV offset, 0.2 uV/C drift, rail-to-rail output, and 10 MHz bandwidth in a VSSOP-8 package.
Key Specifications
| Type | Dual Precision e-Trim Operational Amplifier |
| Channels | 2 |
| Supply Voltage | +/-2.25 V to +/-18 V (4.5 V to 36 V) |
| Offset Voltage | +/-5 uV (max) |
| Offset Drift | 0.2 uV/C (max) |
| Input Bias Current | +/-5 pA (typical) |
| Gain Bandwidth Product | 10 MHz |
| Slew Rate | 20 V/us |
| CMRR | 140 dB (typical) |
| Open-Loop Gain | 134 dB (typical) |
| Input Noise (0.1-10Hz) | 120 nVpp |
| Supply Current per Channel | 1.3 mA (typical) |
| Package | VSSOP-8 (DGK) |
| Operating Temperature | -40C to +125C |
Features
- Ultra-low 5 uV max offset voltage with e-trim technology
- 0.2 uV/C max offset drift over temperature
- Rail-to-rail output swing
- 140 dB CMRR for precision differential sensing
- 10 MHz bandwidth with 20 V/us slew rate
- EMI-filtered inputs
- Multiplexed input friendly (no phase reversal)
Applications
- Precision instrumentation amplifiers
- Medical ECG/EEG front-ends
- Weigh scale and strain gauge amplifiers
- High-impedance sensor signal conditioning