AD7690 Datasheet (Analog Devices)

AD7690, Differential ADC

The AD76901 is an 18-bit, successive approximation, analog-todigital converter (ADC) that operates from a single power supply, VDD.

It contains a low power, high speed, 18-bit sampling ADC with no missing codes, an internal conversion clock, and a versatile serial interface port.

On the CNV rising e

AD7690 Features

* 18-bit resolution with no missing codes Throughput: 400 kSPS INL: ±0.75 LSB typical, ±1.5 LSB maximum (±6 ppm of FSR) Dynamic range: 102 dB at 400 kSPS Oversampled dynamic range: 125 dB at 1 kSPS Noise-free code resolution: 20 bits at 1 kSPS Effective resolution: 22.7 bits at 1 kSPS SINAD: 101.5 dB