32PIN COG LCD Display 3.3V VTN NEGATIVE 1/32DUTY 1/6BIAS 9.5V ST7567
This 32-pin Chip-on-Glass LCD display module operates at 3.3V with VTN negative mode, 1/32 duty cycle, and 1/6 bias ratio. The ST7567 driver chip supports stable operation with a 9.5V driving voltage.
Absolute Maximum Ratings
| Item |
Symbol |
MIN |
Max |
Unit |
| Supply Voltage |
VDD |
-0.3 |
4.0 |
V |
| VLCD |
VLCD |
-0.3 |
19.8 |
V |
| Input Voltage |
Vin |
-0.4 |
VDD+0.5 |
V |
| Absolute maximum forward current (Backlight) |
Ifm |
-- |
60 |
mA |
| Reverse voltage (Backlight) |
Vr |
-- |
3.1 |
V |
| Operating temperature |
Topr |
-20 |
70 |
℃ |
| Storage temperature |
Tstr |
-30 |
80 |
℃ |
Product Introduction
- Type and Packaging: Chip-on-Glass (COG) technology with direct chip bonding to glass substrate for compact size and enhanced reliability
- Power Supply Voltage: 3.3V low-voltage operation ideal for power-sensitive applications
- Display Characteristics: VTN negative mode with 1/32 duty cycle and 1/6 bias ratio, supported by 9.5V driving voltage for optimal contrast and stability
- Resolution and Size: Typically 128×32 or 132×32 resolution with dimensions approximately 34.5mm×15mm×1.7mm and viewing area of 31.9mm×9.5mm
- Driver Chip: ST7567 controller from STMicroelectronics with integrated LCD driver, supporting 8-bit parallel and SPI serial interfaces, featuring 1KB display RAM
Product Applications
- Portable Devices: Handheld instruments, smart wearables including multimeters, thermometers, and fitness trackers
- Industrial Control Systems: Instrumentation displays for operating parameters and status indicators in industrial environments
- Consumer Electronics: Electronic price tags, home appliance control panels, and status displays
- Medical Equipment: Vital sign monitoring devices displaying heart rate, blood oxygen saturation, and other patient data
Packaging & Shipping
Packaging: Carton boxes, cupboard, EPE, blister tray. Packaging methods customized based on product size and customer requirements.
Shipping: Express services including DHL, FedEx, EMS, UPS, air shipping, and sea shipping available.
Payment Method
Frequently Asked Questions
- Can you provide LCD displays with specific dimensions and digit counts? Yes, please provide specifications or drawings. We can recommend standard products or customize based on your requirements.
- Can you modify existing LCD display sizes and content? Yes, segment type LCD modules can be customized with new tooling for modified outline sizes and display content.
- Can you change from HTN to STN type displays? Yes, we can modify display types according to your specifications.
- Do you offer custom LCD module manufacturing? Yes, please provide drawings or specifications including outline size, display information, glass thickness, polarizer, connector mode, and operating parameters.
- What is the tooling lead time? Typically 15-25 days after drawing confirmation and tooling payment.
- Do you provide samples for evaluation? Yes, sample orders are available.
- What is the production lead time? Standard products ship within 1 day; custom production takes 15-30 days.
Our Services
- Free repair within one year after shipment
- Replacement within 30 days for product issues
- Custom logo printing and model number application
- Competitive shipping rates through established carrier partnerships
- Professional technical support and responsive after-sales service
- Comprehensive quality control and testing before shipment
- 24-hour response time for customer inquiries and support
- Full customization capabilities for all types of LCD displays
Existing COB LCD Modules
We offer a comprehensive range of COB LCD modules with various specifications including character displays and graphic displays. Please contact us for detailed product catalogs and specifications.
Product Demonstration Video
