2.9 Inch LCD Screen 128 * 64 LCD Display STN Transflective Green Backlight
STN LCD (Super Twisted Nematic LCD):
Technology:
- STN LCD is an improved version of the basic TN (Twisted Nematic) display technology. The main difference is the use of a more complex liquid crystal alignment that offers better contrast and wider viewing angles than a regular TN display.
- The liquid crystals in an STN display are arranged at a greater twist angle (typically 180° or more) compared to the standard TN display. This provides better light manipulation, making the screen more visible from different angles.
Appearance:
- Monochrome Display: Most STN displays are monochrome (i.e., they use a single color of pixels, such as black text on a white or gray background).
- Contrast: STN LCDs provide better contrast than regular TN displays but still don’t offer the high contrast of newer technologies like FSTN or OLED displays.
- Viewing Angles: STN LCDs offer wider viewing angles than TN displays, but still suffer from some limited viewing angle problems, especially when viewed at extreme angles.
Detailed Parameters:
| 1 | Product Name | Monochrome COG Graphic LCD Display |
| 2 | Model Number | GY12864-494 |
| 3 | LCD Type | STN(Y-G), Positive |
| 4 | Polarizer Type | Transflective |
| 5 | Viewing Angle | 6 O'clock |
| 6 | Resolution |
128x64 dots
|
| 7 | Drive Method | 1/64 Duty, 1/9 Bias |
| 8 | Working Voltage | 3.0V |
| 9 | Operating Temperature | -10~+60℃ |
| 10 | Storage Temperature | -20~+70℃ |
| 11 | FPC Connector | 30PIN, socket type |
| 12 | FPC Pitch | 0.5 mm |
| 13 | Driver IC | IST3004 |
| 14 | Interface | 8-bit Parallel, SPI |
| 15 | Outline Dimension | 93.1(W)* 53.0(H)* 5.0(T) mm |
| 17 | View Area |
73(W)* 39(H) mm |
| 18 | Active Area | 66.52(W)* 33.24(H) mm |
| 19 | Dot Size | 0.48(W)* 0.48(H) mm |
| 20 | Dot Pitch | 0.52(W)* 0.52(H) mm |
Applications:
- Handheld devices like calculators, basic game consoles, and simple portable gadgets.
- Industrial equipment for user interfaces (e.g., temperature sensors, data loggers).
- Basic consumer electronics like clocks, alarm systems, and basic display meters.
- Toys and educational tools where cost is an important factor, but basic graphical output is needed.
STN LCD Advantages:
-
Improved Contrast: Compared to regular TN displays, STN provides a higher contrast ratio, making it better suited for graphical applications.
-
Wider Viewing Angles: STN technology significantly improves the viewing angle compared to standard TN displays, allowing the screen to be viewed from multiple angles without a significant loss of image quality.
-
Low Power Consumption: STN displays are relatively power-efficient, making them suitable for battery-powered devices.
Disadvantages:
-
Monochrome: Most STN displays are limited to monochrome color schemes, restricting the visual richness and complexity of graphics.
-
Limited Resolution: While suitable for basic graphics and text, STN displays are generally low resolution (e.g., 128x64 or 160x128), limiting their application in high-definition displays.
-
Limited Contrast: Although better than TN, STN displays still don’t offer the level of contrast or color fidelity that higher-end display technologies (like OLED or TFT) provide.
FAQ=Frequently Asked Questions
1. Q: Where is your factory?
A. Our office is in Shenzhen, Guangdong and our factory is located in Jiangxi Province.
2. Q: What is the process for custom samples?
A: Send inquiry -- Offer quotation -- Confirm quotation & Pay tooling charge -- Provide drawing -- Confirm drawing -- Make tooling & samples -- Samples finished -- Delivery via freight or sea collect.
3. Q: Can I get free samples?
A: Yes, 5-10 pcs of free samples will be provided after tooling.
4. Q: How long can I expect to get the samples?
A: Different product types will take different times. 2-5 working days for available models, and 28-30 working days for custom models.
5. Q: What is the minimum order quantity?
A: All our models have MOQ requirements, please get in touch with our salesman for detailed information.
6. Q: Can I get a lower price for LCD?
A: Yes, cheaper price with bigger/larger quantities order.
7. Q: How long is it for mass production?
A: Usually 25-40 days. It depends on different order quantities and part numbers.
8. Q: How do you control the quality of products?
A: All products are 100% inspected before shipment.
9. Q: Can you provide the technical support?
A: Yes, We will provide detailed specifications and initialization code.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.