COG12864I2 STN Yellow-Green COG 128x64 Dot Matrix LCD ST7567 Serial
This industrial grade COG12864I2 128x64 dot matrix LCD module adopts STN yellow-green positive transmissive display structure and COG packaging design, driven by ST7567 professional driver IC (or equivalent). It features 3.0V operating voltage, green LED backlight (VF=2.8~3.2V, IF=45mA), 6 o'clock viewing direction and room temperature adaptation range, with ultra-low power consumption, stable performance, RoHS compliance and compact outline (53.0×40.0×4.95mm), widely applied in industrial control, measuring instruments, smart devices, portable electronics and embedded display systems with high reliability requirements.
Product Specifications
| Display Type |
STN (Y-G) Positive Transmissive Monochrome LCD |
| Resolution |
128 x 64 Dots |
| Module Model |
YMG12864SG-X04 |
| Part No. |
COG12864I2 |
| Driver IC |
ST7567 OR Equivalent |
| Drive Mode |
1/64 Duty, 1/9 Bias |
| Operating Voltage |
VDD=3.0V, VLCD=9.0V |
| Viewing Direction |
6 O'Clock |
| Backlight |
Green LED, Vf=2.8-3.2V, If=45mA |
| Operating Temperature |
-20℃ ~ +70℃ (Room Temperature) |
| Storage Temperature |
-30℃ ~ +80℃ |
| Connection Type |
COG, Serial Interface |
| Outline Dimension |
53.00×40.00×4.95(mm) |
| Viewing Area |
46.00×30.00(mm) |
| Active Area |
42.93×26.00(mm) |
| Unspecified Tolerance |
±0.20mm |
| Certification |
RoHS Compliant |
Product Features
- Standard 128x64 dot matrix, STN yellow-green positive transmissive display with clear and stable visual effect
- COG compact design, 53.0×40.0×4.95mm outline size, easy for embedded installation and system integration
- ST7567 dedicated driver chip (or equivalent), strong anti-interference performance and long service life
- Green LED backlight with 2.8-3.2V Vf and 45mA If, uniform brightness, low power consumption and high stability
- Room temperature adaptation (-20~70℃ operating, -30~80℃ storage), suitable for general industrial and commercial environments
- Serial interface design, simple circuit connection and strong compatibility with control systems
- ±0.20mm high precision tolerance control, RoHS environmental certification, meet global export standards
Product Applications
- Industrial control equipment and intelligent operation panels
- Electronic measuring instruments, meters and precision testing equipment
- Portable intelligent electronic products and small handheld devices
- Smart home appliances and automotive electronic auxiliary display modules
- Medical testing instruments and communication terminal equipment
- Embedded system modules and industrial intelligent control terminals
Dimension Drawing
Product Application

Cooperative Partner
Company Profile
- Yingzhan Ying Technology was founded in January 2018 and is located in Shenzhen, China—a global hub of the electronics industry. Its predecessor is Shenzhen Shengyuan Optoelectronics Co., Ltd., established in 2013. The company has always been committed to custom services, R&D, sales and after-sales services in the optoelectronic display industry.
- The company's products include Liquid Crystal Display (LCD) modules (LCM), touch modules, LCD panels, FPC (Flexible Printed Circuit) boards and various optoelectronic materials. These products are widely used in industrial control, medical equipment, handheld devices, instruments and meters, automotive electronics, digital wearables, household appliances, financial services and other fields, making it a supplier to many well-known clients.
Frequently Asked Questions
1.How do you control product quality?
Each item undergoes strict testing before shipping to ensure reliability and performance.
Yes, we provide samples for evaluation.
3.What is the delivery time?
Typically 7 working days after payment confirmation.
4.What is the minimum order quantity?
1 piece minimum order quantity.
5.What if we receive missing or defective items?
Please contact us immediately, and we will investigate to provide the best solution promptly.
6.What are your main products?
Comprehensive range including LCD modules, touch modules, LCD panels, FPC boards and various optoelectronic materials, with a focus on dot matrix LCD modules for industrial control, medical equipment and smart devices.
7.What payment methods do you accept?
We accept T/T (Telegraphic Transfer) payments.
8.What shipping methods do you offer?
DHL and China Post shipping services available.