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| LCD MODULES SG12864A ( 128 DOTS X 64 DOTS ) FEATURES BUILT-IN CONTROLLER (KS0107 OR EQUIVALENT) +5 V POWER SUPPLY 1/64 DUTY CYCLE 8-BIT PARALLEL INTERFACE 4.2 V LED FORWARD VOLTAGE MECHANICAL DATA ITEM Module Size (W x H x T) Viewing Area ( W x H ) Active Area ( W x H ) Dot Size ( W x H ) Dot Pitch ( W x H ) DIMENSIONS 93.0 x 70.0 x 8.8 ( 12.7 LED ) 72.0 x 40.0 66.52 x 33.24 0.48 x 0.48 0.52 x 0.52 UNIT mm mm mm mm mm INTERFACE PIN CONNECTIONS NO. 1 2 3 4 5 6 7~14 15 16 17 18 19 20 ABSOLUTE MAXIMUM RATINGS ITEM Supply Voltage For Logic Supply Voltage For LCD Drive Input Voltage SYMBOL V SS V DD VO D/I R/W E DB0~DB7 CS1 CS2 /RES Vout A K LEVEL 0V 5V FUNCTION Power Supply Ground Power Supply Voltage Contrast Adjustment Voltage H : Data, L : Instruction Code H : Read / L : Wrtie Enable Signal Data Bus Line Chip Select Signal For IC1 Chip Select Signal For IC2 Reset Signal Power Supply Voltage For LCD LED Power (+) LED Power (-) SYMBOL VDD-VSS VDD-Vo VI MIN. 0 0 Vss TYP. - MAX. 7 14 V DD UNIT V V V H/L H/L H L ELECTRICAL CHARACTERISTICS ITEM Supply Voltage For Logic Supply Voltage For LCD Supply Current Input Voltage Output Voltage "HIGH" Level "LOW" Level "HIGH" Level "LOW" Level SYMBOL V DD -VSS V DD -Vo IDD V IH V IL V OH V OL CONDITION V DD =5V Ta=25 C V DD =5V o MIN. 4.5 7.6 2.2 2.4 - TYP. 5 8.3 4.5 - MAX. 5.5 9.2 10 V DD 0.6 0.4 UNIT V V mA V V V V H/L H H L - 4.2V 0V EXTERNAL DIMENSIONS LCD MODULES SG12864A ( 128 DOTS X 64 DOTS ) TIMING CHARACTERISTICS ITEM E Cycle Time E High Level Width E Low Level Width E Rise Time E Fall Time Address Setup Time Address Hold Time Data Setup Time Data Delay Time Data Hold Time Data Hold Time Write Read SYMBOL MIN. 1000 450 450 140 10 200 10 20 TYP. MAX. 25 25 320 UNIT. ns ns ns ns ns ns ns ns ns ns ns FIG 1,2 1,2 1,2 1,2 1,2 1,2 1,2 1 2 1 2 tCYC PWEH PWEL tr tf tAS tAH tDSW tDDR tDHW tDHR BLOCK DIAGRAM |
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