BL1102A Datasheet, Shanghai Belling

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. C1 C2 C3 C4 V.

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-di.