144x32 Graphic LCD Display

Model No. RG14432D

RG14432D is a graphic LCD display series with resolution of 144x32 pixels. RG14432D series shares the same module dimension 85×30 mm with RC1602D. RG14432D utilizes IC ST7920 supporting 6800/SPI interface and Chinese fonts. The module has a PCB with screw holes and peripheral circuit for easy mounting and usage. The driver voltage is 5V; customers can also select built-in booster. The driving method is 1/32 duty. We offer a variety of combinations of LED backlight and LCD. Please contact us for your request.

Data Source ref: RG14432D-FHW-VBA

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

Item	Dimension	Unit
Structure	COB
Size (Diagonal)	2.44	inch
Dot Matrix / Resolution	144 × 32	dots
Module Dimension	85.0 × 30.0 × 13.2 (MAX)	mm
Viewing Area	66.0 × 16.0	mm
Active Area	60.44 × 13.4	mm
Mounting Hole	81.0 × 25.2	mm
Dot / Pixel Size	0.38 × 0.38	mm
Dot / Pixel Pitch	0.42 × 0.42	mm
IC	ST7920
Interface	6800 / SPI
Power Supply	5V Internal boost option
Duty	1/32 duty cycle
Chinese Version	Yes
Type	Graphic LCD Display
Feature	Same size with RC1602D

Pin No.	Symbol	Level	Description
1	VDD	5.0V	Supply voltage for logic
2	VSS	0V	Ground
3	Vo	—	Supply voltage for LCD
4	RS	—	H: Data , L : Instruction
5	R/W	H/L	H: Read (Module --> MPU) L: Write(MPU --> Module)
6	E	H/L	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

144x32 Graphic LCD Display - RG14432D

Item	Symbol	Min	Typ	Max	Unit
Operating Temperature	TOP	-20	－	+70	℃
Storage Temperature	TST	-30	－	+80	℃
Input Voltage	VIN	-0.3	－	VDD+0.3	V
Supply Voltage For Logic	VDD-VSS	-0.3	－	5.5	V
LCD Driver Voltage	VLCD	-0.3	－	7.0	V

Item	Symbol	Condition	Min	Typ	Max	Unit
Supply Voltage For Logic	VDD-VSS	－	4.5	5.0	5.5	V
Supply Voltage For LCD	V0-VSS	Ta=-20℃ Ta=25℃ Ta=+70℃	－ 4.2 3.8	－ 4.4 －	5.5 4.6 －	V V V
Input High Volt.	VIH	－	0.7VDD	－	VDD	V
Input Low Volt.	VIL	－	-0.3	－	0.6	V
Output High Volt.	VOH	－	0.8 VDD	－	VDD	V
Output Low Volt.	VOL	－	－	－	0.4	V
Supply Current	IDD	VDD=5.0V	1.6	2.2	3.5	mA