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  • Graphic LCD Module 122x32
VG122324

1.Built-in controller SED1520DAA or equivalent
2.External clock input 2K Hz
3.+ 5V single power supply (+3V option)
4.1/32 duty cycle
5.LED B/L pins: A/K, or 1/2, 19/20
6.Backlight: LED B/L

Item Standard Value Unit
Module Dimension 80.0 x 36.0 mm
Viewing Area 61.25 x 18.0 mm
Active Area 53.64 x 15.64 mm
Dot Size 0.4 x 0.45 mm
Dot Pitch 0.44 x 0.49 mm
Item Symbol Condition Typical Value Unit
Input Voltage VDD 25 ℃ 5.0 V
Supply Current IDD VDD = +5V 2.5 mA
LCD Driving Voltage VDD - VO 25 ℃ 4.7 V
LED Forward Voltage Vf 25 ℃ 4.2 V
LED Forward Current If 25 ℃ 120 mA
Pin Symbol Function
1 VSS GND
2 VDD +5V(+3V option)
3 VO Contrast Adjustment
4 A0 H:Data L:Instruction
5 /CS1 Data Latch For Chip1
6 /CS2 Data Latch For Chip2
7 CL External clock input 2K Hz
8 E(/RD) E for 68 serial; /RD for 80 serial
9 R/W(/WR) R/W for 68 serial;/WR for 80 serial
10~17 DB0~DB7 H/L data bus line
18 RES H: 68 serial; L: 80 serial
19 A Power supply for B/L (+)
20 K Power supply for B/L (-)

VG122324

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