GENERAL DESCRIPTION

The AD5412/AD5422 are low cost, precision, fully integrated 12-/16-bit digital-to-analog converters (DAC) offering a programmable current source and programmable voltage output designed to meet the requirements of industrial process control applications.

FEATURES

12-/16-bit resolution and monotonicity

Current output ranges: 4 mA to 20 mA, 0 mA to 20 mA, or

0 mA to 24 mA

±0.01 FSR typical total unadjusted error (TUE)

±3 ppm FSR/°C output drift

Voltage output ranges: 0 V to 5 V, 0 V to 10 V, ±5 V, or ±10 V

10 overrange

±0.01 FSR typical TUE

±2 ppm FSR/°C output drift

Flexible serial digital interface

On-chip output fault detection

On-chip reference: 10 ppm/°C maximum

Optional regulated DVCC output

Asynchronous clear function

Power supply range

AVDD: 10.8 V to 40 V

AVSS: ?26.4 V to ?3 V/0 V

Current loop compliance voltage: AVDD – 2.5 V

Temperature range: ?40°C to +105°C

TSSOP and LFCSP packages

APPLICATIONS

Process controls

Actuator controls

PLC

HART network connectivity (LFCSP package only)