GENERAL DESCRIPTION

The AD5821A is a single, 10-bit digital-to-analog converter (DAC) with output current sinking capability of 120 mA. It features an internal reference and operates from a single 2.7 V to 5.5 V supply. The DAC is controlled via a 2-wire, I2C®- compatible serial interface that operates at clock rates up to 400 kHz.

FEATURES

Current sink: 120 mA

Available in 3 × 3 array WLCSP package

2-wire, (I2C-compatible) 1.8 V serial interface

10-bit resolution

Integrated current sense resistor

Power supply range: 2.7 V to 5.5 V

Guaranteed monotonic over all codes

Power down to 0.5 μA typical

Internal reference

Ultralow noise preamplifier

Power-down function

Power-on reset