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W91214A - TONE/PULSE DIALER

Download the W91214A datasheet PDF. This datasheet also covers the W91210 variant, as both devices belong to the same tone/pulse dialer family and are provided as variant models within a single manufacturer datasheet.

General Description

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

Key Features

  • a redial function.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (W91210-Winbond.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number W91214A
Manufacturer Winbond
File Size 171.52 KB
Description TONE/PULSE DIALER
Datasheet download datasheet W91214A Datasheet

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Other Datasheets by Winbond

Part Number Description
W91214 TONE/PULSE DIALER
W91210 TONE/PULSE DIALER
W91212 TONE/PULSE DIALER
W91216 TONE/PULSE DIALER
W91030B CALLING LINE IDENTIFIER

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
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.