HE326XX51 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) 134.5×117.0×14.0 103.0×79.0 320×240 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 8.7 - 5.5 13.0 VDD 0.2VDD 0.4 V mA V V V V - 22.9 - V - 4.5 - mA VDD=5V, Ta=25℃ 4、PIN CONFIGURATION PIN SYMBOL 1 2 3 4 5 6 7 VO VEE DB3 DB2 DB1 DB0 VSS SIGNAL DESCRIPTION Operating Voltage for LCD (Variable) Power Supply for LCD Data Bit 3 Data Bit 2 Data Bit 1 Data Bit 0 Ground 5、BLOCK DIAGRAM PIN SYMBOL 8 9 10 11 12 13 14 VDD CL2 CL1 FLM K A NC SIGNAL DESCRIPTION Logic Voltage Display Data Shift Clock Display Data Latch Clock Frame Signal Cathode for LED B/L Anode for LED B/L No Connection 6、BACKLIGHTING CHARACTERISTICS (Ta=25℃) LED ITEM SYMBOL CONDITION MIN TYP MAX UNIT Supply Voltage VLED - - 21.5 - V Power Consumption PLED - - 430 - mW Luminous IV IL=20.0mA 10 - - cd/m2