General Description

The AS1504/AS1505 are low-power (5µA @ 5V) individually programmable 8-channel, 8-bit resolution digital-to-analog converters. All eight DACs share a common reference-voltage input making them ideal for applications where adjustments start at a nominal voltage.

Key Features

8 Individually-Controlled DACs

Replaces 8 Potentiometers

Standard 3-Wire Serial Interface

Single-Supply Operation: +3 to +5V

Mid-Scale Reset Pin (AS1504)

Separate VREFLRange Setting (AS1505)

Shutdown Mode: ≤25µW (IDDand IREF)

Power-On Reset

16-pin SOIC-150 Package

Applications

The devices are ideal for video amplifier gain control, video equipment voltage-controlled frequencies and bandwidths, CRT display geometric corrections and automatic adjustments, or any other space-limited DAC application with low power-consumption requirements.