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| HE245XX50 1EXTERNAL DIMENSION AND DISPLAY PATTERN 240 X 128 Dots 2MECHANICAL DATA ITEM Module Size (WxHxT) Viewing Area (WxH) Number of Dots (WxH) Dot Pitch (WxH) Dot Size (WxH) 3ELECTRICAL CHARACTERISTICS (Ta=25) UNIT mm mm dots mm mm SPECIFICATION 144.0x104.0x13.8 114.0x64.0 240x128 0.45x0.45 0.4x0.4 ITEM Supply Voltage (Logic) Supply Current (Logic) "HIGH" Input Voltage "LOW" "HIGH" Output Voltage "LOW" LCD Operating Voltage Supply Voltage LCD Drive SYMBOL CONDITION VDD - VSS IDD VIH VIL VOH VOL VDD - Vo Io VDD=5V IOH=3.0mA IOL=3.0mA VDD=5V, Ta=25 SPEC. VALUE MIN. TYP. MAX. UNIT V mA V V V V V mA 4.5 VDD - 2.2 0 VDD - 0.3 - 5.0 8.7 16.6 5.47 5.5 13.0 VDD 0.8 VDD 0.3 - 4PIN CONFIGURATION PIN 1 2 3 4 5 6 7 8 9 10 11 SYMBOL VSS VDD Vo C/D /RD /WR DB0 DB1 DB2 DB3 DB4 SIGNAL DESCRIPTION Ground Logic Voltage Operating Voltage for LCD (Variable) H : Instruction Code, L : Data Code Read Signal Write Signal Data Bit 0 Data Bit 1 Data Bit 2 Data Bit 3 Data Bit 4 PIN 12 13 14 15 16 17 18 19 20 21 22 SYMBOL DB5 DB6 DB7 /CE /RES VEE MD2 FS1 NC A K SIGNAL DESCRIPTION Data Bit 5 Data Bit 6 Data Bit 7 Chip Enable Signal Reset Signal Supply Voltage for LCD Driver Number of Columns Select Signal Font Select (H : 6X8 Dots, L : 8X8)) No Connection Anode of LED Unit Cathode of LED Unit 5BLOCK DIAGRAM 6BACKLIGHTING CHARACTERISTICS (Ta=25) LED ITEM Supply Voltage Power Consumption Luminous SYMBOL VLED PLED IV CONDITION IF=720mA IF=720mA MIN TYP 4.1 2950 190 MAX 4.5 UNIT V mW cd/m2 |
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