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SC91214C Datasheet Tone/pulse Dialer

Manufacturer: Silan Microelectronics

Overview: SC91214/91215 SERIES T/P SWITCHABLE DIALER WITH REDIAL HANDFREE.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General 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 support either DP or DTMF modes.

Key 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.

SC91214C Distributor