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DM8889 Datasheet 8-digit high voltage cathode driver

Manufacturer: National Semiconductor (now Texas Instruments)

Download the DM8889 datasheet PDF. This datasheet also includes the DM8887 variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (DM8887-NationalSemiconductor.pdf) that lists specifications for multiple related part numbers.

General Description

The DM7887/DM8887 and DM7897/DM8897 ani designed to drive the individual anodes of a seven segment (cathodes) hlgh~voltage gas discharge panel In a time multiplexed fashion.

When driven with appropriate input, signals, the driver will switch voltage and impedance levels at the anode.

This will allow or prevent Ionization of gas around selected cathode in order to form a numeric display.

Overview

Display Drivers DM7887/DM8887 8-digit high voltage anode driver (active-high inputs) DM7889/DM8889 8-digit high voltage cathode driver (active-high inputs) DM7897/DM8897 8-digit high voltage anode driver (active-low.