HD44801A80-the Microcomputer Intergrated Circuit of Communication Single Doors

Published:2011/5/11 22:20:00 Author:Borg | Keyword: Microcomputer, Intergrated Circuit, Single Doors | From:SeekIC

HD44801A80 is a microcomputer intergrated circuit of communication single doors, which is widely used in all kinds of phones. 1. function features HD44801A80 contains sub-circuits of pulse/two-tone coupling with dialing, key switch signal encoding, electrical long-distance call lock, display driven control circuit and other application circuits. 2. pin functions and data HD44801A80 is encapsulated in dual in-line package with 42-lead, whose pin functions and data are listed in Table-1.



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