• Part: W91473L
  • Description: 14-MEMORY TONE/PULSE SWITCHABLE DIALER
  • Manufacturer: Winbond
  • Size: 226.29 KB
W91473L Datasheet (PDF) Download
Winbond
W91473L

Description

The W91473 series are Si-gate CMOS IC tone/pulse switchable dialers containing a 14-channel automatic dialing memory, including a 16-digit × 3 emergency dialing memory and a 16-digit × 10 channel repertory memory that provides a 32-digit mercury memory.

Key Features

  • DTMF/Pulse switchable dialer
  • 32-digit LNB (last number buffer) memory
  • 32-digit mercury memory
  • 16-digit × 3 one-touch direct repertory memory
  • 16-digit × 10 direct repertory memory
  • Uses 7 × 5 keyboard
  • Flash time: 98 mS, 305 mS, or 600 mS (selectable by keypad option)
  • Minimum tone output duration: 93 mS
  • Minimum intertone pause: 93 mS
  • On-chip power-on reset