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Scans-00145150.pdf
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Pulse Dialer CMOS LSI LR40993 Pulse Dialer CMOS LSI â Description The LR40993 is a monolithic CMOS LSI which user a CR oscillator and provides the features required for a pulse dialer with re
Type
Scan
ECAD Model
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User Tagged Keywords
LR40993
lsi 176
Matrix keyboard
Telephone Dialer Circuit 182