Download W91534AN Datasheet PDF
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W91534AN Description

The W91530N series are tone/pulse switchable telephone dialers with 13 memories, keytone or lock, and handfree dialing control. These chips are fabricated using Winbond's high-performance CMOS technology and thus offer good performance in low-voltage, low-power operations.

W91534AN Key Features

  • DTMF/pulse switchable dialer
  • Two by 32 digits redial and save memory
  • Three by 16 digits one-touch direct repertory memory
  • Ten by 16 digits two-touch indirect repertory memory
  • Pulse-to-tone (-/T) keypad for long distance call operation
  • Cascaded dialing
  • Uses 5 × 5 keyboard
  • Easy operation with redial, flash, pause, and -/T keypads
  • Pause, P→T (pulse-to-tone) can be stored as a digit in memory
  • 0 or 9 dialing inhibition pin for PABX system or long distance dialing lock out