DS7880 High Voltage 7-Segment Decoder/Driver

National Semiconductor

Description

DS7880 DS8880 High Voltage 7-Segment Decoder Driver March 1988 DS7880 DS8880 High Voltage 7-Segment Decoder Driver General .
The DS7880 DS8880 is custom designed to decode four lines of BCD and drive a gas-filled seven-segment display tube Each output constitutes a switchabl.

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Datasheet Specifications

Part number: DS7880
Manufacturer: National Semiconductor
File Size: 139.24 KB
Datasheet: DS7880_NationalSemiconductor.pdf
Description: High Voltage 7-Segment Decoder/Driver

Features

* Y Y Y Y Y Y Current sink outputs Adjustable output current 0 2 to 1 5 mA High output breakdown voltage 110V typ Suitable for multiplex operation Blanking and Ripple Blanking provisions Low fan-in and low power Logic Diagram TL F 5845
* 1 C1995 National Semiconductor Corporation TL F 584

Applications

* transient segment output current must be limited to 50 mA This may be accomplished in dc applications by connecting a 2 2k resistor from the anode-supply filter capacitor to the display anode or by current limiting the anode driver in multiplex applications Note 5 For saturation mode the segment out

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DS7880 High Voltage 7-Segment Decoder Driver National Semiconductor

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