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HE125XX50
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
70.0x43.0x6.0 59.0x30.5 128x64 0.43x0.43 0.39x0.39
ITEM
Supply Voltage (Logic) Supply Current (Logic) "HIGH" Input Voltage "LOW" "HIGH" Output Voltage "LOW" LCD Operating Voltage
SYMBOL CONDITION
VDD - VSS IDD VIH VIL VOH VOL VDD - Vo VDD=5V -IOH=0.205mA IOL=1.6mA VDD=5V, Ta=25
SPEC. VALUE
MIN. TYP. MAX.
UNIT V uA V V V V V
2.7 0.8VDD VSS 0.8VDD VSS -
3.0 120 9.0
3.3 180 VDD 0.2VDD VDD 0.2VDD -
4PIN CONFIGURATION
PIN
1 2 3 4 5 6 7 8 9 10
SYMBOL
NC V0 V4 V3 V2 V1 C2C2+ C1+ C1-
SIGNAL DESCRIPTION
No Connection LCD Driver Supply Voltage LCD Driver Supply Voltage LCD Driver Supply Voltage LCD Driver Supply Voltage LCD Driver Supply Voltage Cap. 2 Negative Connection Pin for Voltage Converter Cap. 2 Positive Connection Pin for Voltage Converter Cap. 1 Positive Connection Pin for Voltage Converter Cap. 1 Negative Connection Pin for Voltage Converter
PIN
11 12 13 14 15 16 17 18 19 20
SYMBOL
C3+ Vout VSS VDD SI SCL RS /RES /CS NC
SIGNAL DESCRIPTION
Cap. 3 Positive Connection Pin for Voltage Converter Voltage Converter Input/Output Pin GND (0V) Power Supply Serial Input Data Serial Input Clock Register Select Input Pin Reset Signal Chip Select Signal No Connection
5BLOCK DIAGRAM
6BACKLIGHTING CHARACTERISTICS (Ta=25) LED
ITEM Supply Voltage Power Consumption Luminous SYMBOL VLED PLED IV CONDITION IF = 60 mA IF = 60 mA MIN TYP 0.27 50 MAX UNIT V W cd/m2

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