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Partial File Text ï»¿Tone Dialer CMOS LSI LR4092 LR4092 Tone Dialer CMOS LSI â Description The LR4092 is a monolithic LSI that uses an inexpensive crystal refernce to provide eight audio sinusoidal frequencies. D
Datasheet Type Scan
RoHS No
Pb Free Unknown
Lifecycle Obsolete

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"tone dialer" lr4089 LR4089B LR4092 stk audio amplifier circuit diagram