W91813AN Datasheet | Winbond

W91810N SERIES 23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUNCTIONS GENERAL DESCRIPTION The W91810N is a series of tone/pulse switchable telephone dialers with 23 memory, keytone, hold, lock, mute, volume control and handfree dialing control Features . These chips are fabricated using Winbond's high-performance CMOS technology and thus offer good performance in low-voltage, lowpower operations. Features - Tone/pulse switchable dialer - Two by 32 digits redial and save memory - Three by 32 digits one-touch direct repertory memory - Twenty by 32 digits one-touch direct or two-touch indirect repertory memory - Pulse-to-tone (- /T) keypad for long distance call operation - Chain dialing - Uses 6 × 6 or 7 × 7 keyboard - Easy operation with redial, flash, pause, and - /T keypads - Pause, P→T (pulse-to-tone) can be stored as a digit in memory - Dialing rate: 10 or 20 pp S by mask option - Minimum tone output duration: 93 m S - Minimum intertone...