GENERAL DESCRIPTION

The DAC8426 is a complete quad voltage output D/A converter with internal reference. This product fits directly into any existing 7226 socket where the user currently has a 10 V external reference. The external reference is no longer necessary. The internal reference of the DAC8426 is laser-trimmed to ±0.4 offering a 25 ppm/°C temperature coefficient and 5 mA of external load driving capability.

FEATURES

No Adjustments Required, Total Error 61 LSB Max

Over Temperature

Four Voltage-Output DACs on a Single Chip

Internal 10 V Bandgap Reference

Operates from Single 115 V Supply

Fast 50 ns Data Load Time, All Temperatures

Pin-for-Pin Replacement for PM-7226 and AD7226,

Eliminates External Reference

APPLICATIONS

Process Controls

Multichannel Microprocessor Controlled:

System Calibration

Op Amp Offset and Gain Adjust

Level and Threshold Setting