HE326XX12 320 X 240 Dots 1、EXTERNAL DIMENSION AND DISPLAY PATTERN 2、MECHANICAL DATA 3、ELECTRICAL CHARACTERISTICS (Ta=25℃) ITEM SPECIFICATION UNIT ITEM Module Size (W×H×T) Viewing Area (W×H) Number of Dots (W×H) Dot Pitch (W×H) Dot Size (W×H) 151.5×96.8×12.0 104.0×79.3 320×240 0.3×0.3 0.27×0.27 mm mm dots mm mm Supply Voltage (Logic) Supply Current (Logic) “HIGH” Input Voltage “LOW” “HIGH” Output Voltage “LOW” LCD Operating Voltage Supply Voltage LCD Drive SPEC. VALUE SYMBOL CONDITION VDD - VSS IDD VIH VIL VOH VOL VDD - Vo Io VDD=5V IOH=-0.4mA IOL=0.4mA UNIT MIN. TYP. MAX. 2.7 0.8VDD 0 VDD - 0.4 - 5.0 9.0 - 5.5 13.5 VDD 0.2VDD 0.4 V mA V V V V - 22.0 - V - 5.0 - mA VDD=5V, Ta=25℃ 4、PIN CONFIGURATION PIN SYMBOL 1 2 3 4 5 6 7 8 FLM M LOAD CP /DISPOFF DB0 DB1 DB2 SIGNAL DESCRIPTION Frame Signal Control Signal for AC Driving Data Latch Data Shift Display Off Data Bit 0 Data Bit 1 Data Bit 2 5、BLOCK DIAGRAM PIN SYMBOL 9 10 11 12 13 14 15 16 DB3 VDD VSS VEE VO FG CCFL Hot CCFL Cold SIGNAL DESCRIPTION Data Bit 3 Logic Voltage Ground Power Supply for LCD Operating Voltage for LCD (Variable) Frame Ground Power Supply for CCFL Power Supply for CCFL 6、BACKLIGHTING CHARACTERISTICS (Ta=25℃) CCFL ITEM SYMBOL CONDITION MIN TYP Discharging tube current IL - - 5 Discharging tube voltage VL - - 300 MAX UNIT mA 350 Vrms Power consumption PD 1.5 W Lamp supply frequency fL 40 k Hz Luminous - 85 cd/m2 IL=5.0mA -