M1D-BL Datasheet | MOSDESIGN

一華半導體股份有限公司 MOSDESIGN SEMICONDUCTOR CORP. WIRELESS DOOR CHIME 遥控门铃 IC DOOR CHIME GENERAL DESCRIPTION 功能叙述 The M1D-BL is a CMOS ASIC for wireless door bell receiver use. It will receive the RF signal from M1E (ENCODER) and give a DING-DONG output if address are checked the same.. Features 产品特长 - Same Rosc matched to the ENCODER M1E - 28 = 256 codes, “0”, “1” binary - 3 cycles checked each time - BZ : DING-DONG / DING-DING sound - 1T : 1 time option (default 2 times) - RC envelop APPLICATIONS 产品应用 - Wireless door bell, visitor chime etc.. BLOCK DIAGRAM 功能方块图 Oscillator Y Freq Divider DI Output Central Driver 1T Input Control A0 Control Logic unit A7 ENV VT...