GENERAL DESCRIPTION

The AD8842 provides eight general purpose digitally controlled voltage adjustment devices. The TrimDAC® capability allows replacement of the mechanical trimmer function in new designs.

FEATURES

Low Cost

Replaces 8 Potentiometers

50 kHz 4-Quadrant Multiplying Bandwidth

Low Zero Output Error

Eight Individual Channels

3-Wire Serial Input

500 kHz Update Data Loading Rate

±3 V Output Swing

Midscale Preset, Zero Volts Out

APPLICATIONS

Automatic Adjustment

Trimmer Replacement

Vertical Deflection Amplitude Adjustment

Waveform Generation and Modulation