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HE125XX51
1EXTERNAL DIMENSION AND DISPLAY PATTERN
128 X 64 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
93.7x53.0x5.5 70.7x38.8 128x64 0.52x0.52 0.48x0.48
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=0.205mA IOL=1.6mA VDD=5V, Ta=25
SPEC. VALUE
MIN. TYP. MAX.
UNIT V mA V V V V V mA
0.7VDD 0 2.4 -
5.0 3.0 8.5 0.8
4.5 VDD 0.3VDD 0.3VDD 0.4 1.0
4PIN CONFIGURATION
PIN
1 2 3 4 5 6 7 8 9 10 1 12 13
SYMBOL
/CS1 /RES A0 R/W E DB1 DB1 DB2 DB3 DB4 DB5 DB6 DB7
SIGNAL DESCRIPTION
Chip Select Signal Reset Signal Register Select Signal Read/Write Execution Control Enable Data Bit 0 Data Bit 1 Data Bit 2 Data Bit 3 Data Bit 4 Data Bit 5 Data Bit 6 Data Bit 7
PIN
14 15 16 17 18 19 20 21 22 23 24 25 26
SYMBOL
VDD VSS Vout CAP 3CAP 1+ CAP 1CAP 2CAP 2+ V1 V2 V3 V4 V5
SIGNAL DESCRIPTION
Logic Voltage Ground Voltage Converter Input/output Cap. 3 Negative Connection Pin for Voltage Converter Cap. 1 Positive Connection Pin for Voltage Converter Cap. 1 Negative Connection Pin for Voltage Converter Cap. 2 Negative Connection Pin for Voltage Converter Cap. 2 Positive Connection Pin for Voltage Converter LCD Driver Voltage LCD Driver Voltage LCD Driver Voltage LCD Driver Voltage LCD Driver Voltage
5BLOCK DIAGRAM
6BACKLIGHTING CHARACTERISTICS (Ta=25) LED
ITEM Supply Voltage Power Consumption Luminous SYMBOL VLED PLED IV CONDITION IF = 90mA IF = 90mA MIN 3.9 22 26 TYP 4.1 MAX 4.3 600 UNIT V mW cd/m2

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