SC91215 PDF 데이터시트 검색

SC91214, 91215 SERIES T, P SWITCHABLE DIALER WITH REDIAL HANDFREE FUNCTION DESCRIPTION The SC91214, 15 Series is a single-chip, silicon gate, CMOS integrated circuit with an on-chip oscillator for a 3.58MHZ crystal or ceramic resonator. It provides a dialing pulse (DP) or dual tone multifrequency (DTMF) dialing. A standard 4 X4 matrix keyboard can be used to support either DP or DTMF modes. FEATURES * One touch redial operation * Tone, Pulse switchable * 32 digit capacity for redialing *