LCD driver and control circuit
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BL55022
LCD BL55022
BL55022 TN/STN , 256 , //。 BL55022 , 3 4 。
● 2.4~ 5.2V ● 256KHz RC ● 1...
Description
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BL55022
LCD BL55022
BL55022 TN/STN , 256 , //。 BL55022 , 3 4 。
● 2.4~ 5.2V ● 256KHz RC ● 1/4,1/8 ● ● ● WDT ● ● 32 x 8 LCD ● 32 x 8 RAM ● 3/4 ● LCD ● ● ● VLCD LCD
BL550XX COM SEG
1 3 4 5 6 7 8 9 10 11、13 17,18,20~25 26~32, 36~48,53~64 2,12,14,15,16,19,33,34,35,49,50, 51,52
http://www.belling.com.cn
BL55021 4 32
BL55022 8 32
BL55066 4 24
BL55076 4 40
CS READ CPW DI Vss CPI Vdd Vlcd TIS TB1、TB2 Row1~Row8 Dot0~Dot31 NC
-1-
LCD , ,
8/11/2006
Wrote by 2006
Total 7 Pages
BL55022
VDD VIL Topr Tstg -0.3~5.5 Vss-0.3~ VDD +0.3 -40~ +85 -50~ +125
-2-
V V o C o C
8/11/2006
Wrote by 2006
http://www.belling.com.cn
Total 7 Pages
BL55022
(, Ta=25 C)
Vdd IDD1 IDD2 ISTB Vil Vih Rph VDD ---3V 5V 3V 5V 3V 5V 5V 5V 5V ---/LCD RC /LCD RC C、DI、CPW C、DI、CPW DI 2.7 ---------------0 4.0 50 ---80 135 8 20 1 2 5.2 210 415 30 55 8 16 1.0 5 150 V uA uA uA V V kΩ
o
100
(, Ta=25oC)
VDD 3V 5V 3V 5V 3V 5V 3V 5V 3V 5V 3V 5V RC RC RC 50% C 22 24 ------44 44 ---------------3.34 1.67 --------------- 32 32 32 32 64 64 64 64 ------250 ------120 120 120 100 100 40 40 ------80 80 ------150 300 ------------------------ kHz kHz Hz Hz kHz ns us ns ns ns ns ns
Fsys1 Fsys2 Flcd1 Flcd2 Fclk Tc Tclk Tr,Tf Tsu Th Tsu1 Th1
LCD LCD DI DI C C
http://www.belling.com.cn
-3-
8/11/2006
Wrote by 2006
Total 7 Pages
BL55022
RAM RAM RAM 64 x 4RAMLCD 。
RAM
BL55022,BL55022LCD 。BL55022,100 , 、、LCD 、...
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