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TEC9902B

ETC

Alarm clock and radio frequency LCD display dedicated IC

2007-12-5 TEC9902B TEC9902B LCD 、: TEC9902B , FM/AM/SW ,LCD CMOS ,。。 1. FM/AM/SW ,: FM:00.0MHz~199.9MHz;AM:000KHz~...


ETC

TEC9902B

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Description
2007-12-5 TEC9902B TEC9902B LCD 、: TEC9902B , FM/AM/SW ,LCD CMOS ,。。 1. FM/AM/SW ,: FM:00.0MHz~199.9MHz;AM:000KHz~1999KHz;SW:0.00MHz~29.00MHz 2.,FM:10.7MHz//-10.7MHz//70KHz//-70KHz;AM/SW: 450KHz//455KHz 3. 12/24 ,, 3 , 1 4.,LCD , 5. TAPE 6. 4 7.12 , LCD 8., 32768Hz 9.3 ,17 LCD 10.2.5V~3.5V 。 、LCD (): . AL FM MW LW . MHz LOC LOUD KHz MUTE ST PM TAPE 00 . COM1 COM2 COM3 LG17 LG16 LG15 LG14 LG13 LG12 LG11 LG10 LG9 LG8 LG7 LG6 LG5 LG4 LG3 LG2 LG1 . 1 2007-12-5 、: AMVDD GND OSCI OSCO . BPOWER VDD HSET TT 51 52 53 54 55 56 57 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 AMI AFVSS FMI FMVDD CTRL TAPE SW A/F AIF FIF1 FIF2 COM1 COM2 COM3 LG17 LG16 LG15 LG14 LG13 LG12 TEC9902B . TEC9902B 30 LG11 29 LG10 28 LG9 27 LG8 26 LG7 . 25 LG6. 24 LG5 23 LG4 MSET 1 CLAL 2 AL-EN 3 TIMSEL 4 D1 5 D2 6 D3 7 D4 8 D5 9 D6 10 D7 11 D8 12 D9 13 D10 14 D11 15 D12 16 VIN 17 ALARM 18 ALMOUTH 19 LG1 20 LG2 21 LG3 22 . 1 2 3 4 5~14 15、16 17 18 19 20~36 37~39 40、41 42 43 44 I/O MSET INU , CLAL IND // ALM-EN IND / TIMSEL IN 12/24 , 12 DIN1~DIN10 IND , DIN11、DIN112 IND , VIN ALARMOUT ALMOUTH LSEG1~ LSEG17 COM3~COM1 IN OUT OUT OUT OUT ,, 3 , ALM-EN , 1 , ALM-EN LCD LCD FIF2、FIF1 IN FM AIF IN AM AF IN FM//AM , FM SW IND , CTRL=‘1’,TAPE=‘0’ AF= ‘0’ 2 2007-12-5 TEC9902B 45 TAPE IND 46 CTRL IN 47 FM-VDD IN 48 FMI IN 49 AF-VSS IN 50 AMI IN 51 AM-VDD IN 52 GND IN 53、54 OSCI、OSCO IN 55 BPOWER IN 56 VDD IN 57 ...




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