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Partial File Text ï»¿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
Datasheet Type Scan
RoHS No
Pb Free Unknown
Lifecycle Obsolete

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LR40993 lsi 176 Matrix keyboard Telephone Dialer Circuit 182