144x32 Graphic LCD Module - RG14432A
144x32 Graphic LCD Module - RG14432A

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
Dot Matrix / Resolution 144 × 32 dots
Module Dimension 85.0 × 36.0 × 13.5 (MAX) mm
View 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
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℃


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