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| w w w .D a ta he S et 4U 1 .c om 16 17 24 REVISIONS NO. DATE BY 1 01/06/18 A.CH DESCRIPTION NEW RELEASE PINS ASSIGNMENT NO. SYSBOL DESCRIPTION K A 128 X 32 DOTS A RS(CS) R/W(SID) E(SCLK) DB0-DB7 VDD VSS /RST 32 COM SEGMENT DRIVER ST7920 64 SEG LED + LED - LED/EL BACKLIGHT w w LCD PANEL 128X32 DOTS w .D 64 SEG tA a S a e h t e U 4 .c m o 7 8 9-16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 LED + POWER SUPPLY FOR LED BACKLIGHT (+) LED POWER SUPPLY FOR LED BACKLIGHT (-) VSS POWER SUPPLY VDD POWER SUPPLY V0 CONTRAST ADJUST DATA/INSTRUCTION SELECT(CHIP SELECTION) RS READ/WRITE CONTROL(SERIAL DATA INPUT/OUTPUT) R/W E ENABLE SIGNAL(SERIAL CLOCK SIGNAL) DB0--DB7 DATA BUS IN PARALLEL INTERFACE LED + POWER SUPPLY FOR LED BACKLIGHT (+) LED POWER SUPPLY FOR LED BACKLIGHT (-) VSS POWER SUPPLY VDD POWER SUPPLY V0 CONTRAST ADJUST CS CHIP SELECTION FOR SERIAL MODE SERIAL DATA INPUT SID SCLK SERIAL CLOCK INPUT ABSOLUTE MAXIMUM RATING POWER SUPPLY(LOGIC) POWER SUPPLY(LCD DRV.) INPUT VOLTAGE ITEM SYMBOL VDD-VSS VDD-V0 Vi MIN MAX UNIT -0.3 -0.3 -0.3 7.0 13.5 VDD V V V ELECTRICAL CHARACTERISTICS VOLTAGE FOR LOGIC SUPPLY CURRENT H INPUT VOLTAGE L H OUTPUT VOLTAGE L (VDD=5.00.25V, 25C) 4.75 2.2 -0.3 2.4 5.0 1.3 5.25 2.2 VDD 0.6 0.4 V mA V V V V ITEM SYMBOL MIN TYP MAX UNIT VDD-VSS IDD ViH ViL VoH VoL OVERALL SIZE VIEWING AREA DOT NUMBER DOT SIZE DOT PITCH MECHANICAL SPECIFICATIONS SPECIFICATION ITEM 110.0W x 65.OH x 13.5T 77.6W x 24.6H 128W X 32H 0.52W X 0.52H 0.57W x 0.57H UNIT OPTIONS 1. LCD TYPE: Y/G STN; GRAY STN; 2. BACKLIGHT: WITHOUT BACKLIGHT; LED; EL 3. COLOR OF BACKLIGHT: Y/G; BLUE; WHITE 4. TEMPERATURE RANGE: NORMAL(0--50C) EXTENDED(-20--70C) 5. POWER SUPPLY: 5.0V; 3.0V 6.VIEWING ANGLE: 6H; 12H 7. CHARACTER TABLE: MADARIN(SIMPLE) CHINESE w w w .D at Sh a et e 4U MM MM MM MM . om c |
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