LCD Graphic Module

  • produsts-pic
VG240644

1.Built-in controller RA8822 with Chinese font
2.+ 3~5V single power supply
3.1/64 duty cycle
4.LED B/L pins: A/K, or PIN 1, 2/3
5.Backlight: LED B/L
6.Option: External Negative Voltage

ItemStandard ValueUnit
Module Dimension 180.0 x 65.0 mm
Viewing Area 133.0 x 39.0 mm
Active Area 127.16 x 33.88 mm
Dot Size 0.49 x 0.49 mm
Dot Pitch 0.53 x 0.53 mm
ItemSymbolConditionTypical ValueUnit
Input Voltage VDD 25 ℃ 5.0 V
Supply Current IDD VDD = +5V 45 mA
LCD Driving Voltage VDD - VO 25 ℃ 11.5 V
LED Forward Voltage Vf 25 ℃ 4.2 V
LED Forward Current If 25 ℃ 660 mA
PinSymbolFunction
1 A Power supply for B/L (+)
2 VSS GND
3 VDD +5V
4 VO Contrast Adjustment
5 /WR Data write
6 /RD Data read.
7 /CE L : Chip enable
8 C/D Command / Data
9 VEE Negative Voltage output
10 RESET Reset signal
11~18 DB0~DB7 H/L data bus line
19 BUSY Busy signal output
20 INT Interrupt signal output
21 A/FGND B/L(+) / Frame ground
22 K/FGND B/L(-) / Frame ground

VG240644