W91473 SERIES 14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTIONS GENERAL 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.
These dialers also provide flash, clear, hold, lock, and one-key redial functions.
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 6...

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