Graphic LCD Display 128x128

Model No. RG128128I

The RG128128I is a 128x128 graphic LCD module designed for embedded devices. With a module size of 72.5 x 69.9 x 10.2 mm, it provides a viewing area of 50.0 x 49.0 mm and an active area of 44.77 x 44.77 mm. The module features an LED backlight and is equipped with the RA6963 controller IC, utilizing an 80-series interface for stable data transmission and operation.

This module is capable of operating reliably in a temperature range of -20℃ to +70℃ and offers excellent electrical performance, making it suitable for various industrial applications. Whether used in user interfaces, information displays, or other embedded scenarios, the RG128128I delivers a dependable and durable display solution with a balance of performance and stability.

Data Source ref: RG128128I-BIW-V

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)	2.49	inch
Dot Matrix / Resolution	128 × 128	dots
Module Dimension	72.5 × 69.9 × 10.2 (MAX)	mm
Viewing Area	50.0 × 49.0	mm
Active Area	44.77 × 44.77	mm
Mounting Hole	67.4 × 64.9	mm
Dot / Pixel Size	0.32 × 0.32	mm
Dot / Pixel Pitch	0.35 × 0.35	mm
IC	RA6963 or Equivalent
Interface	8080
Power Supply	5V Negative voltage optional
Duty	1/128 duty cycle
Type	Graphic LCD Display
Feature	Same size with RG128128B

Pin No.	Symbol	Level	Description
1	DB0	H / L	Data bus line
2	DB1	H / L	Data bus line
3	DB2	H / L	Data bus line
4	DB3	H / L	Data bus line
5	DB4	H / L	Data bus line
6	DB5	H / L	Data bus line
7	DB6	H / L	Data bus line
8	DB7	H / L	Data bus line
9	C/D	H / L	WR=L , C/D=H : Command Write C/D=L: Data write RD=L , C/D=H : Status Read C/D=L: Data read
10	/RD	H / L	Data read. Read data from RA6963 when RD = L
11	/WR	H / L	Data write. Write data into RA6963 when WR = L
12	/CE	L	L : Chip enable
13	/RST	L	H : Normal ; L : Initialize RA6963
14	Vo	－	Power supply for LCD
15	Vdd	5.0V	Power supply for logic circuit
16	VSS	－	Ground
17	Vee	－	Negative Voltage Output
18	NC/FS	－	No connection
19	A	－	Power supply for B/L +
20	K	－	Power supply for B/L -

Graphic LCD Display 128x128 - RG128128I

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	－	+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	VDD-V0	Ta=-20℃ Ta=25℃ Ta=70℃	－ 15.8 －	－ 16.3 －	－ 16.8 －	V V V
Input High Volt.	VIH	－	0.8VDD	－	VDD	V
Input Low Volt.	VIL	－	0	－	0.15 VDD	V
Output High Volt.	VOH	－	VDD-0.3	－	VDD	V
Output Low Volt.	VOL	－	0	－	0.3	V
Supply Current	IDD	VDD=5.0V	9	19	38	mA