GENERAL DESCRIPTION

The LOGDAC® AD7112 is a monolithic dual multiplying D/A converter featuring wide dynamic range and excellent DAC-to-DAC matching. Both DACs can attenuate an analog input signal over the range 0 dB to 88.5 dB in 0.375 dB steps. It is available in skinny 0.3 wide 20-pin DIPs and in 20-terminal surface mount packages.

FEATURES

Dynamic Range: 88.5 dB

Resolution: 0.375 dB

On-Chip Data Latches for Both DACs

Four-Quadrant Multiplication

+5 V Operation

Pin Compatible with AD7528

Low Power

APPLICATIONS

Audio Attenuators

Sonar Systems

Function Generators