AD8221 is a low power, high precision, high CMRR single-ended differential converter for high precision sensor applications.
The AD8221 is a high‑precision, low‑noise differential amplifier with a wide supply voltage range and excellent common‑mode rejection. It operates from –40 °C to +125 °C and offers programmable gain from 1 to 1000.
The document lists absolute‑maximum ratings, detailed electrical characteristics such as CMRR, input offset voltage, bias current, and supply current, as well as mechanical data for the SOIC and MSOP packages. Ordering information and JEDEC compliance details are also included.
| Supply Voltage (VS) | ±2.3 V to ±18 V |
|---|---|
| CMRR (10 kHz, G=1) | 80 dB |
| Operating Temperature Range | –40 °C to +125 °C |
The device can be powered from ±2.3 V up to ±18 V.
The common‑mode rejection ratio is 80 dB.
The AD8221 operates from –40 °C to +125 °C.