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W91321N

Winbond
Part Number W91321N
Manufacturer Winbond
Description TONE/PULSE DIALER
Published Feb 1, 2018
Detailed Description W91320N SERIES TONE/PULSE DIALER WITH HANDFREE LOCK AND HOLD FUNCTIONS GENERAL DESCRIPTION The W91320N series are Si-ga...
Datasheet PDF File W91321N PDF File

W91321N
W91321N

Overview
W91320N SERIES TONE/PULSE DIALER WITH HANDFREE LOCK AND HOLD FUNCTIONS GENERAL DESCRIPTION The W91320N series are Si-gate CMOS ICs that provide the necessary signals for tone or pulse dialing.
The W91320N series provide one-key redial, handfree dialing, hold, redial, and lock functions.
FEATURES • DTMF/pulse switchable dialer • 32-digit redial memory • Pulse-to-tone (*/T) keypad for long distance call operation • Uses 5 × 5 keyboard • Easy operation with redial, flash, pause, and */T keypads • Pause, pulse-to-tone (*/T) can be stored as a digit in memory • 0 or 9 dialing inhibition pin for PABX system or long distance dialing lock out • Off-hook delay 300 mS in lock mode ( DP will keep l...


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