TONE/PULSE DIALER
Description
SC91214/91215 SERIES
T/P SWITCHABLE DIALER WITH REDIAL HANDFREE FUNCTION
DESCRIPTION
The SC91214/15 Series is a single-chip, silicon gate, CMOS integrated circuit with an on-chip oscillator for a 3.58MHZ crystal or ceramic resonator. It provides a dialing pulse (DP) or dual tone multifrequency (DTMF) dialing. A standard 4 X4 matrix keyboard can be used to ...
Silan Microelectronics
SC91214C PDF File
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