AG12864A

CONTENTS AG12864A ( 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 x 70 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 LEVEL VSS VDD VO D/I R/W E DB0~DB7 CS1 CS2 /RES Vout A K 0V 5V FUNCTION Ground Supply Voltage For Logic And LCD Operating Voltage For LCD (Variable) 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 V DD-VSS V DD-Vo VI MIN. 0 0 Vss TYP. - MAX. 7 14 VDD UNIT V V V H/L H/L H H/L H H L 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 CONDITION VDD-VSS VDD-Vo IDD VIH VIL VOH VOL MIN. 4.5 7.6 2.2 2.4 - TYP. 5 8.3 4.5 - MAX. 5.5 9.2 10 VDD 0.6 0.4 UNIT V V mA V V V V VDD=5V Ta=25 V DD=5V - 4.2V 0V EXTERNAL DIMENSIONS 88.0 77.3 74.3 72.0 66.52 8.8(LED=12.7) 4- 2.5 4.8(LED=8.8) 0.48 47.2 40.0 33.24 65.0 50.2 70.0 10.16 (P5.08*2) 0.5 0.04 5- 1.0 0.48 1.6 1.8 14.0 20- 1.0 2.5 2.0 PITCH2.54*19=48.26 93.0 0.5 0.04 SCALE 10/1 CONTENTS AG12864A ( 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 TYP. - MAX. 25 25 320 - UNIT. 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 tCYC PWEH PWEL tr tf tAS tAH tDSW tDDR tDHW tDHR t CYC 20 - - ns 2 t CYC PWEH tr tf t AH R/W E 2.0v 0.8v E 2.0v 0.8v PWEL PWEL tr 2.0v 0.8v PWEH tf t AH t AH R/W 2.0v 0.8v tAS t AS t AS tAS CSI to CS2 D/1 2.0v 0.8v t AH CSI to CS2 D/1 2.0v 0.8v t DDR t DSW 2.0v 0.8v t DHW 2.4v 0.4v t DHW DBO to DB7 DBO to DB7 Fig1:CPU Write Timing Fig2:CPU Read Timing BLOCK DIAGRAM DBO DB7 D/I R/W E /RES CS1 CS2 VDD VSS VO Vout A K DC-DC Converter Power Supply Circuit LCD COMMENT Drive*1 Segment Drive*2 COM64 LCD PANEL SEG128 LED BACKLIGHT