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| SD2068A V1.4 http://www.whwave.com.cn SD2068A V1.4 moc.u4teehsatad.www SD2068A 1 SD2068A IIC ,CPU 5 32 ( SRAM ) SD2068A /, 100 SD2068A (-189ppm+189ppm, 3.05ppm) SD2068A VBAT, VDD , VBAT 2 1.0A (VBAT =3.0VTa=25 1.85.5V-40+85 IIC , 400KHZ(4.5V5.5V) BCD /, ( 2000 2099 ) 12/24 . 7 1 12 SRAM INT ,. 100 , 96 . : 64Hz1/16Hz......1 . 8 , 3 64HZ1HZ1/60HZ VBAT VDD VBAT VBAT VDD VBAT , SD2068A V1.4 http://www.whwave.com.cn IIC 0.5 ( Start ),, IIC , VBAT IIC CPU CPU I/O , 1.5V (ESD)>4KV 4KV (EFT) CMOS :SOP8 moc.u4teehsatad.www 3 4 SD2068A V1.4 http://www.whwave.com.cn 5 moc.u4teehsatad.www 6 SD2068A V1.4 http://www.whwave.com.cn SD2068A , (1) , a moc.u4teehsatad.www ISL1208 ST M41T81 b. SD2068A V1.4 http://www.whwave.com.cn 2 IIC 85631307353901208 M41T81 5372 moc.u4teehsatad.www 3 a 100 , 96 b c 35303539013071208537213021380 M41T81 d 13021380 e 856353723530353901380 f 12 RAM(856353723530353901380 M41T81 ) g 856335301208130213071380 M41T81 (4 ) IC a VBAT IIC CPU CPU I/O b , c IIC 0.5 ( Start ), , IIC d (ESD)>4KV e (Lacth up)>190mA f 4KV (EFT) g (+85)(40) (5) IC http://www.whwave.com.cn Tel:0755-83246178 fax:0755-83225561 E-mail:whwave@public.szptt.net.cn |
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