DESCRIPTION
The LTC®1590 is a dual, serial input 12-bit multiplying digital-to-analog converter (DAC). It includes two current output multiplying CMOS DACs and an easy SPI compatible serial interface with daisy-chain output. An asynchronous CLR pin sets both DACs to zero scale.

FEATURES
■ DNL and INL Over Temperature: ±0.5LSB Max
■ Gain Error: ±1LSB Max
■ Low Supply Current: 10µA Max
■ 4-Quadrant Multiplication
■ Power-On Reset
■ Asynchronous Clear Input
■ Daisy-Chain 3-Wire Serial Interface
■ 16-Pin Narrow SO and PDIP Packages

APPLICATIONS
■ Process Control and Industrial Automation
■ Software Controlled Gain Adjustment
■ Digitally Controlled Filter and Power Supplies
■ Automatic Test Equipment