Graphic LCD 192×64 COB 3.98-inch - RG19264A gLCD - Raystar

Graphic LCD 192×64 Module COB 3.98-inch ( NT7107/ST7108 IC)

Model No. RG19264A

The RG19264A is a 3.98-inch 192×64 LCD module designed for industrial and embedded applications requiring stable performance and high readability. This graphic LCD 192×64 module adopts COB structure and is equipped with a PCB that includes screw holes and a peripheral circuit for easy mounting and integration. It features an LED backlight with yellow-green or white color options and supports both transflective and transmissive polarizer types to suit various lighting environments.

Built with NT7107/NT7108 driver ICs and a 1/64 duty cycle, the RG19264A LCD 192×64 module delivers clear visual performance within a compact module dimension of 120.0×62.0×12.9 mm and an active area of 96.0×32.0 mm. It operates over a wide temperature range from -20°C to +70°C and uses a 5V logic supply, ensuring reliable operation in demanding environments. This gLCD 192×64 module is ideal for control panels, instrumentation, and industrial equipment requiring a durable and easy-to-integrate display solution.

If you need technical support or product quotes for the RG19264A or other graphic LCD 192×64 modules, please feel free to contact our sales team!

Data Source Ref: RG19264A-BIW-V

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General Specs
Interface Pin Function
Contour Drawing
Absolute Maximum Ratings
Electrical Characteristics

Item	Dimension	Unit
Structure	COB
Size (Diagonal)	3.98	inch
Dot Matrix / Resolution	192 × 64	dots
Module Dimension	120.0 × 62.0 × 12.9 (MAX)	mm
Viewing Area	102.0 × 39.0	mm
Active Area	96.0 × 32.0	mm
Mounting Hole	115.0 × 57.0	mm
Dot / Pixel Size	0.46 × 0.46	mm
Dot / Pixel Pitch	0.50 × 0.50	mm
IC	NT7108/ST7107
Interface	6800
Power Supply	5V Optional Negative Voltage
Duty	1/64 duty cycle
Type	Graphic LCD Display

Pin Function of 192×64 Graphic LCD Module

Pin No.	Symbol	Level	Description
1	VSS	0V	Ground
2	VDD	5.0V	Supply voltage for logic
3	NC	－	No Connection
4	Vee	－	Negative Voltage Output
5	RS	H/L	H: DATA, L: Instruction code
6	R/W	H/L	H: Read (Module --> MPU) L: Write(MPU --> Module)
7	E	H	Enable signal
8	DB0	H/L	Data bus line
9	DB1	H/L	Data bus line
10	DB2	H/L	Data bus line
11	DB3	H/L	Data bus line
12	DB4	H/L	Data bus line
13	DB5	H/L	Data bus line
14	DB6	H/L	Data bus line
15	DB7	H/L	Data bus line
16	/CS1	H	Select Column 1~ Column 64
17	/CS2	H	Select Column 65~ Column 128
18	/CS3	H	Select Column 65~ Column 128
19	/RST	L	Reset signal
20	A	－	Power supply for LED +
21	K	－	Power supply for LED -

Module Outline of RG19264A

Graphic LCD 192×64 COB 3.98-inch - RG19264A gLCD Contour Drawing - Raystar

Operation Limits of 192x64 LCD Module

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 of RG19264A

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℃	－－－	－－－	－－－	V V V
Input High Volt.	VIH	－	0.7 VDD	－	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	－	8.0	－	mA