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| BL55021 LCD BL55021 BL55021 TN/STN 128 // BL55021 3 4 2.4~ 5.2V 256KHz RC 1/21/31/2 1/3 1/4 32KHz256KHz WDT / 32SEG X 4COMLCD 32 x 4RAM 3/4 LCD VLCDLCD BL550xx COM SEG RC BL55021 4 32 + + BL55022 8 32 + BL55066 4 24 BL55076 4 40 - http://www.belling.com.cn -1- 8/11/2006 Wrote by 2006 Total 8 Pages BL55021 48 1 2 47 46 45 44 43 42 41 40 39 38 37 36 35 3 4 5 6 7 31 8 9 10 11 12 14 15 16 17 18 19 20 21 22 23 24 25 29 28 27 26 30 34 33 BL55021 32 13 (0,0) PAD 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 NAME X Y DOT27 63 1578 DOT26 63 1458 DOT25 63 1338 DOT24 63 1218 DOT23 63 1098 DOT22 63 978 DOT21 63 858 DOT20 63 738 DOT19 63 618 DOT18 63 498 DOT17 63 378 DOT16 63 258 DOT15 163 64 DOT14 282.5 64 DOT13 403 64 DOT12 523 64 PAD 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 NAME X Y DOT11 643 64 DOT10 763 64 DOT9 883 64 DOT8 1003 64 DOT7 1123 64 DOT6 1243 64 DOT5 1363 64 DOT4 1483 64 DOT3 1603 64 DOT2 1723 64 DOT1 1912 164 DOT0 1912 284 CS 1912 404 Tread 1917 524 CPW 1917 778.5 DI 1917 951.5 PAD 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 NAME VSS CPO CPI VLCD VDD TIS TB1 TB2 ROW0 ROW1 ROW2 ROW3 DOT31 DOT30 DOT29 DOT28 X Y 1917 1113 1917 1232.5 1917 1490 1917.5 1610 1912 1801 1445 1801 1269.5 1801 1149.5 1801 974 1801 854 1801 734 1801 614 1801 494 1801 374 1801 254 1801 134 1801 PAD (X,Y) PAD ,IC 2.09 x 1.98 mm http://www.belling.com.cn -2- 8/11/2006 Wrote by 2006 Total 8 Pages BL55021 9 10 11 12 13 14,15 16 17 18 19,20 21~24 1~825~48 CS TREAD CPW DI Vss CPO,CPI Vlcd Vdd TIS TB1,TB2 LCD Row0~Row3 COMmon Dot0~Dot31 SEGment Vdd VIL Topr Tstg -0.35.5 Vss-0.3 Vdd+0.3 -40 +85 -50 +125 V V o C o C o ( Ta=25 C) Vdd Idd1 Idd2 Idd3 Istb Vil Vih Iol1 VDD ---3V 5V 3V 5V 3V 5V 3V 5V 3V 5V 3V 5V 3V DITB1TB2TIS ---/LCD RC /LCD /LCD IO IO Vol=0.3V -3- 2.4 ------------------------0 0 2.4 4.0 0.5 ---150 300 60 120 100 200 0.1 0.3 --------1.2 5.2 300 600 120 240 200 400 5 10 0.6 1.0 3.0 5.0 --- V uA uA V V http://www.belling.com.cn 8/11/2006 Wrote by 2006 Total 8 Pages BL55021 Ioh1 Iol2 Ioh2 Iol3 Ioh3 DITB1TB2TIS COM COM SEG SEG 5V 3V 5V 3V 5V 3V 5V 3V 5V 3V 5V 3V 5V Vol=0.5V Vol=2.7V Vol=4.5V Vol=0.3V Vol=0.5V Vol=2.7V Vol=4.5V Vol=0.3V Vol=0.5V Vol=0.3V Vol=0.5V DI,CPW 1.3 -0.4 -0.9 80 159 -80 -120 60 120 -40 -70 40 30 2.5 -0.8 -1.8 150 250 -120 -200 120 200 -70 -100 80 60 ----------------------150 100 mA mA uA uA uA uA k k Rph o ( Ta=25 C) VDD 3V 5V 3V 5V 3V 5V ----- RC RC ------------------------- 256 256 32.768 32.768 256 256 fSYS1 / 1024 fSYS2 / 128 fSYS3 / 1024 N/Flcd ------------2.0/4.0 250 ------------120 120 120 100 100 ------------------------------300 500 75 150 --------------------------------- Fsys1 Fsys2 Fsys3 Flcd1 LCD kHz Hz Hz ----Tcom Fclk1 Fclk2 Ftb Tcs Tclk COM CPW TREAD 3V 5V 3V 5V 3V 5V Tr,Tf Tsu Th Tsu1 Th1 DI DI CS CS N:COM ----RC CS ------------------------3.34 6.67 1.67 3.34 ---------------- S kHz kHz kHz ns us ns ns ns ns ns http://www.belling.com.cn -4- 8/11/2006 Wrote by 2006 Total 8 Pages BL55021 RAM RAM32 x 4RAM LCD WRITE RAM WDT 8 WDT 2 WDT WDT WDT /IRQWDT 8fWDT=32KHz/2n n 0~732KHz(256KHz) http://www.belling.com.cn -5- 8/11/2006 Wrote by 2006 Total 8 Pages BL55021 BL55021BL55021LCD BL55021100 LCD /WDT WRITE SYS DIS SYS EN LCD OFF LCD ON 110-A5-A4-A3-A2-A1-A0-D0-D1-D2-D3 10000000000-X 10000000001-X 10000000010-X 10000000011-X -6- RAM http://www.belling.com.cn 8/11/2006 Wrote by 2006 Total 8 Pages BL55021 Timer DIS WDT DIS Timer EN WDT EN CLR Timer CLR WDT XTAL CLK RC CLK EXT CLK BIAS 1/2 10000000100-X 10000000101-X 10000000110-X 10000000111-X 100000011-XXX 1000000111-XX 100000101-XXX 100000110-XXX 100000111-XXX 1000010-mn-X0X RC 1/2 mn=00:2 Com mn=01:3 Com mn=10:4 Com 1/3 mn=00:2 Com mn=01:3 Com mn=10:4 Com TB TB TB 4K TB 2K TIS TIS 1Hz 2Hz 4Hz 8Hz 16Hz 32Hz 64Hz 128Hz BIAS 1/3 1000010-mn-X1X TB OFF TB ON TB 4096 TB 2048 TIS DIS TIS EN Timer 1 Timer 2 Timer 4 Timer 8 Timer 16 Timer 32 Timer 64 Timer 128 X: An: Dn: 10000001000-X 10000001001-X 100010-XXXXXX 100011-XXXXXX 100100-X0XXXX 100100-X1XXXX 100101-XX-000-X 100101-XX-001-X 100101-XX-010-X 100101-XX-011-X 100101-XX-100-X 100101-XX-101-X 100101-XX-110-X 100101-XX-111-X Vlcd Vdd Vr LCD http://www.belling.com.cn -78/11/2006 Wrote by 2006 Total 8 Pages BL55021 CPI 20pF . VDD . SSOP48: plastic shrink small outline package; 48 leads; body with 7.5 mm http://www.belling.com.cn -8- 8/11/2006 Wrote by 2006 Total 8 Pages |
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