TONE/PULSE DIALER
SC91214/91215 SERIES
T/P SWITCHABLE DIALER WITH REDIAL HANDFREE FUNCTION
DESCRIPTION
The SC91214/15 Series is a single...
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 support either DP or DTMF modes.
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 dialing: minimum duration for bursts and pauses Redialing: calibrated timing
* Hands-Free control function * Wide operating voltage range: 2V to 5.5V * Key-in beep tone output
Part SC91214/15A SC91214/15B SC91214/15C SC91214/15D
Package DIP-16 Package DIP-18 Package DIP-18 Package DIP-20 Package
* Digits dialed manuall...
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