144x32 Graphic LCD Module

Model No. RG14432A

RG14432A is a graphic LCD display series with resolution of 144x32 pixels. RG14432A series shares the same module dimension 85×36 mm with RC1602C. RG14432A 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 and the LED could be driven by Pin 15/16 or A.K pin. We offer a variety of combinations of LED backlight and LCD mode. Please contact us for your request.

Data source ref: RG14432A-FHW-VBA

Inquiry or Demo Code Datasheet Back Previous Next

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 × 36.0 × 13.5 (MAX)	mm
Viewing Area	66.0 × 16.0	mm
Active Area	60.44 × 13.4	mm
Mounting Hole	80.0 × 31.0	mm
Dot / Pixel Size	0.38 × 0.38	mm
Dot / Pixel Pitch	0.42 × 0.42	mm
IC	ST7920 or Equivalent
Interface	6800 /SPI
Power Supply	5V Internal boost option
Duty	1/32 duty cycle
Chinese Version	Yes
Type	Graphic LCD Display
Feature	LED can driven by PIN15,PIN16 or A,K Same size as RC1602C

Pin No.	Symbol	Level	Description
1	VSS	0V	GND
2	VDD	5.0V	Power Supply
3	V0	－	Contrast Adjustment
4	RS	H/L	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
15	A	－	Power supply for B/L +
16	K	－	Power supply for B/L -

144x32 Graphic LCD Module - RG14432A

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℃	－ 4.1 4.0	－ 4.3 －	5.5 4.5 －	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	－	0.4	V
Supply Current	IDD	VDD=5.0	1.6	2.2	3.5	mA