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W91521N Datasheet Tone/pulse Dialer

Manufacturer: Winbond

Overview: W91520N SERIES TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTIONS GENERAL.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

The W91520N series are Si-gate CMOS ICs that provide the necessary signals for tone or pulse dialing.

The W91520N series provide one-key redial, handfree dialing, hold, save, and redial functions.

Key Features

  • DTMF/pulse switchable dialer.
  • Two by 32-digit redial and save 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.
  • On-hook debounce time: 150 mS.
  • Dialing rate (10 ppS, or 20 ppS) selectable by bonding option.
  • Minimum tone output duration: 93 msec.

More Datasheets from Winbond

Part Number Description
W91520N TONE/PULSE DIALER
W91510DN TONE/PULSE DIALER
W91511DLN TONE/PULSE DIALER
W91512DN TONE/PULSE DIALER
W91513DLN TONE/PULSE DIALER
W91530N 13-MEMORY TONE/PULSE DIALER
W91531LN 13-MEMORY TONE/PULSE DIALER
W91532N 13-MEMORY TONE/PULSE DIALER
W91534AN 13-MEMORY TONE/PULSE DIALER
W91540N 10-MEMORY TONE/PULSE DIALER

W91521N Distributor