The LT1097 is a low-cost, low-power, high-precision operational amplifier with outstanding performance. It is suitable for applications such as high-impedance difference amplifiers, logarithmic amplifiers, thermocouple amplifiers, precision instrumentation, and active filters.
The LT1097 is a low‑cost, low‑power precision op‑amp designed for applications requiring low offset voltage, low bias current, and low noise. It operates from a single supply as low as 350 µA and offers high performance specifications such as 115 dB CMRR and 114 dB PSRR.
The document provides detailed electrical characteristics, absolute maximum ratings, typical performance graphs, package dimensions, and example applications such as thermocouple amplifiers and high‑impedance difference amplifiers.
| Offset Voltage (Vos) | 10 µV min / 60 µV max |
|---|---|
| Supply Current (Is) | 350 µA typ / 560 µA max |
| CMRR | 115 dB min |
| PSRR | 114 dB min |
| Voltage Gain (Av) | 117 dB min |
| Input Bias Current | 250 pA max |
The typical supply current is 350 µA.
The offset voltage ranges from 10 µV minimum to 60 µV maximum.
The LT1097 has a common‑mode rejection ratio of at least 115 dB.