SC91215C - TONE/PULSE DIALER
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 support either DP or DTMF m
SC91215C Features
* One touch redial operation
* Tone/Pulse switchable
* 32 digit capacity for redialing
* Automatic mixed redialing (last number redial) of pulse to DTMF with multiple automatic access pauses
* PABX auto-pause is 2.2 seconds ORDERING INFORMATION
* DTMF Timing: Manual di
