AD7944 Datasheet (Analog Devices)

AD7944, PulSAR 15.5 mW ADC

The AD7944 is a 14-bit, 2.5 MSPS successive approximation analog-to-digital converter (SAR ADC).

It contains a low power, high speed, 14-bit sampling ADC, an internal conversion clock, an internal reference (and buffer), error correction circuits, and a versatile serial interface port.

On the rising

AD7944 Features

* 14-bit resolution with no missing codes Throughput: 2.5 MSPS (TURBO high), 2.0 MSPS (TURBO low) Low power dissipation 15.5 mW at 2.5 MSPS, with external reference 28 mW at 2.5 MSPS, with internal reference INL: ±0.25 LSB typical, ±1.0 LSB maximum SNR 84 dB, with on-chip reference 84.5 dB, with exter