Telephone Dialer Ic With On-chip Memory For Push- Button Telephones Semicon Device

The LC737212 and LC737212M are CMOS LSI telephone dialers for pushbutton telephones. They support both DTMF and pulse dialing. These products include 25 16-digit Memories for storing telephone numbers and one 63-digit memory for redialing, and they provide, in a single chip, all the functions required for dialing and control for a standard independent telephone, including on-hook dialing and a hold function. They also provide a serial I/O Interface for connection to a Microcontroller By Sanyo Semiconductor Corporation
LC737212 's PackagesLC737212 's pdf datasheet

LC737212 Pinout, Pinouts
LC737212 pinout,Pin out
This is one package pinout of LC737212,If you need more pinouts please download LC737212's pdf datasheet.

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