128×64 Graphic Module

Model No. WG12864K

Graphic LCD 128×64
IC: NT7107, NT7108
+5V power supply
1/64 duty cycle
Built-in negative voltage
Interface: 6800
Touch Screen: Option

Category: Graphic LCD

Description

WG12864K is a monochrome 128×64 LCD graphic display module which is having the outline dimension of 113×53 mm and AA size 66.52×33.24 mm. WG12864K model is built in with NT7107, NT7108 controller or equivalent IC; it supports 6800 8-bit parallel interface. The WG12864I LCD display is 5V power supply; it’s also negative voltage built in on module. This 128 x 64 LCD module can be operating at temperatures from -20℃ to +70℃; its storage temperatures range from -30℃ to +80℃.

Drawing

Data source of: WG12864K-YYH-V#N

Specifications

Interface Pin Function

Pin No.	Symbol	Level	Description
1	VSS	0V	Ground
2	VDD	5.0V	Supply voltage for logic
3	Vo	(Variable)	Operating voltage for LCD
4	D/I	H/L	H: Data , L : Instruction
5	R/W	H/L	H: Read (MPU←Module) , L: Write (MPU→Module)
6	E	H	Enable signal
7	DB0	H/L	Data bus line
8	DB1	H/L	Data bus line
9	DB2	H/L	Data bus line
10	DB3	H/L	Data bus line
11	DB4	H/L	Data bus line
12	DB5	H/L	Data bus line
13	DB6	H/L	Data bus line
14	DB7	H/L	Data bus line
15	CS1	H	Select Column 1~ Column 64
16	CS2	H	Select Column 65~ Column 128
17	/RES	L	Reset signal
18	Vout	－	Negative Voltage output
19	A	－	Power Supply for LED backlight ( + )
20	K	－	Power Supply for LED backlight ( – )

Mechanical Data

Item	Dimension	Unit
Number of dots	128 x 64	－
Module dimension	113.0 x 53.0 x 13.6 (MAX)	mm
View area	72.0 x 40.0	mm
Active area	66.52 x 33.24	mm
Dot size	0.48 x 0.48	mm
Dot pitch	0.52 x 0.52	mm
Duty	1/64
Backlight Type	LED
IC	NT7107, NT7108
Interface	68 series

Absolute Maximum Ratings

Item	Symbol	Min	Typ	Max	Unit
Operating Temperature	TOP	-20	－	+70	℃
Storage Temperature	TST	-30	－	+80	℃
Supply Voltage For Logic	VDD-VSS	-0.3	－	7.0	V
Driver Supply Voltage	VLCD	VEE-0.3	－	VDD+0.3	V

Electrical Characteristics

Item	Symbol	Condition	Min.	Typ.	Max.	Unit
Supply Voltage For Logic	VDD-VSS	－	4.5	5.0	5.5	V
Supply Voltage For LCD	VDD-VO	Ta=-20℃ Ta=25℃ Ta=70℃	－ 8.5 7.5	－ 8.75 －	10.8 9.0 －	V V V
Input High Volt.	VIH	－	0.7VDD	－	VDD	V
Input Low Volt.	VIL	－	0	－	0.8	V
Output High Volt.	VOH	－	2.4	－	－	V
Output Low Volt.	VOL	－	－	－	0.4	V
Supply Current	IDD	VDD=5.0V	－	8.28	－	mA

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