W91531LN Datasheet | Winbond

W91530N SERIES 13-MEMORY TONE/PULSE DIALER WITH SAVE, KEYTONE, LOCK, AND HANDFREE FUNCTIONS GENERAL 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. 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 - Dialing rate (10 pp S or 20 pp S) selectable by bonding option - Minimum tone...