4-channel, 10- and 12-bit ADCs with I2C-Compatible Interface in 16-Lead TSSOP AD7993/AD7994
The AD7993/AD7994 family provides four single‑ended analog inputs, selectable 10‑ or 12‑bit resolution, and a fast 2 µs conversion time. They feature a two‑wire serial interface compatible with I²C, pin‑selectable addresses, and optional shutdown mode for ultra‑low power consumption.
Available in a 16‑lead TSSOP package, the devices operate from 2.7 V to 5.5 V supply, support temperatures from –40 °C to +125 °C, and offer up to 188 kSPS throughput. Various register settings allow limit alerts, hysteresis, and automatic conversion intervals.
| Resolution | 10‑ and 12‑bit |
|---|---|
| Conversion time | 2 µs typ |
| Throughput rate | 188 kSPS |
| Supply voltage range | 2.7 V to 5.5 V |
| Operating temperature range | ‑40 °C to +125 °C |
| Shutdown current | 1 pA max |
| Package | 16‑lead TSSOP |
The typical conversion time is 2 µs.
The device can achieve up to 188 kSPS throughput.
It operates from –40 °C to +125 °C.
The device offers four single‑ended analog input channels.