Summary
single chip dialer IC using Si-gate CMOS process
Description
BL1102 Series is a single chip dialer IC using Si-gate CMOS process, it can provide signal for either Pulse or double Tone with multi-frequency dialing. It features key tone and hands-free dialing, “0,”9” dialing latch with first number, 2array 32-digit number memory re-dialing, and 13-array 16-digit number memory etc.
Source title
BL1102 Datasheet(PDF) - SHANGHAI BELLING CO., LTD.