WT-1 9823 Communication Single-Chip Microcomputer Integrated Circuit Diagram

Published:2011/5/20 19:14:00 Author:leo | Keyword: WT-1 9823 Communication Single-Chip Microcomputer Integrated Circuit Diagram | From:SeekIC

WT-1 9823 is a kind of single-chip microcomputer integrated circuit used for communication which is mainly applied in caller ID display telephone. The main feature of WT-1 9823 is that its integrated circuit contains pulse/dual-tone command circuit, FSK/DTMF caller ID display data processing circuit, clock circuit and input/output port, key switch coder-decoder circuit, silence control circuit, busy signal test circuit and so on. Its pins function and related data are as what is shown in the picture.



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