W91321N - TONE/PULSE DIALER

Product Overview

Winbond

Part number	W91321N
Manufacturer	Winbond
File Size	186.37 KB
Description	TONE/PULSE DIALER
Datasheet	W91321N Datasheet
Note	This datasheet PDF includes multiple part numbers: W91321N, W91320N. Please refer to the document for exact specifications by model.
Additional preview pages of the W91321N datasheet.

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.

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 low for 300 mS while off.

📁 Similar Datasheet

Other Datasheets by Winbond

Published: Feb 1, 2018 |