PL-G128644A

m o .c U 4 t e e h S a at .D w w w A 20 REVISIONS NO. DATE BY 1 01/06/18 A.CH DESCRIPTION NEW RELEASE 128 X 64 DOTS DB0-DB7 RS R/W E PSB /RST VSS VDD V0 CONTROLLER ST7920 32C 32C LED A LED K A K LED BACKLIGHT m o .c U 4 t e e h S aA t a .D w w w 1 * FOR LED BACKLIGHT T1=14.0MAX T2=9.0±0.3 * FOR EL OR NO BACKLIGHT T1=11.0MAX T2=6.0±0.3 ITEM SEGMENT DRIVER 64S 64S 1 2 3 4 5 6 7--14 15 16 17 18 19 20 PINS ASSIGNMENT NO. SYSBOL DESCRIPTION VSS VDD V0 RS R/W E DB0--DB7 PSB NC /RST NC A K GROUND POWER SUPPLY FOR LOGIC AND LCD CONTRAST ADJUST DATA/INSTRUCTION SELECT READ/WRITE SELECT ENABLE SIGNAL DATA BUS PARALLEL/SERIAL INTERFACE SELECTION NO CONNECT RESET SIGNAL(LOW EFFECTIVE) NO CONNECT POWER SUPPLY FOR LED BACKLIGHT(+) POWER SUPPLY FOR LED BACKLIGHT(-) POWER SUPPLY(LOGIC) POWER SUPPLY(LCD DRV.) INPUT VOLTAGE ABSOLUTE MAXIMUM RATING SYMBOL ITEM VDD-VSS VDD-V0 Vi MIN 0 0 Vi MAX UNIT 6.5 18.0 VDD V V V ELECTRICAL CHARACTERISTICS VDD-VSS IDD V0 ViH ViL VLED VOLTAGE FOR LOGIC SUPPLY CURRENT 0C LCD OPERATING 25C VOLTAGE 40C H INPUT VOLTAGE L WHITE LED VOLTAGE SYMBOL MIN 4.75 0 - TYP MAX UNIT 5.0 8.7 4.0 3.1 5.25 VDD V mA V V V V V V 0.7VDD 0.3VDD 3.3 MECHANICAL SPECIFICATIONS ITEM 128 X 32 DOTS 128 X 32 DOTS 32S OVERALL SIZE VIEWING AREA DOT NUMBER DOT SIZE DOT PITCH 96S OPTIONS SEGMENT DRIVER 1. LCD TYPE: Y/G STN; GRAY STN; B/W FSTN 2. BACKLIGHT: WITHOUT BACKLIGHT; LED; EL 3. COLOR OF BACKLIGHT: Y/G; BLUE; WHITE 4. TEMPERATURE RANGE: NORMAL(0--50C); E...