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W91214 - TONE/PULSE DIALER

This page provides the datasheet information for the W91214, a member of the W91210 TONE/PULSE DIALER family.

Datasheet Summary

Description

The W91210 series are Si-gate CMOS ICs that provide the necessary signals for either pulse or tone dialing.

Features

  • a redial function.

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Datasheet preview – W91214

Datasheet Details

Part number W91214
Manufacturer Winbond
File Size 171.52 KB
Description TONE/PULSE DIALER
Datasheet download datasheet W91214 Datasheet
Additional preview pages of the W91214 datasheet.

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Full PDF Text Transcription

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W91210 SERIES TONE/PULSE DIALER WITH REDIAL FUNCTION GENERAL DESCRIPTION The W91210 series are Si-gate CMOS ICs that provide the necessary signals for either pulse or tone dialing. The W91210 series features a redial function. FEATURES • DTMF/Pulse switchable dialer • One by 32 digits for redial memory • Pulse-to-tone (*/T) keypad for long distance call operation • Uses 4 × 4 keyboard • Easy operation with redial, flash, pause, and */T keypads • Pause, P→T (pulse-to-tone) can be stored as a digit in memory • Minimum tone output duration: 87 mS • Minimum intertone pause: 87 mS • Flash time (100 mS, 300 mS or 600 mS) selectable by keypad • Pause time 3.6 sec or 2.0 sec • On-chip power-on reset • Uses 3.
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