144x32 Dots STN LCM | UG14432A
Model : UG14432A
- COB with metal frame
- Built-in controller ST7920
(128x64 dots matrix mode or 16x16 dots Big5/GB Chinese mode, or 8x16 dots ASCII mode) - +5V single power supply
- 1/32 duty cycle
- Option: +3.3V single power supply
- Option: LED edge B/L
數量
Description
UG14432A is a monochrome 144x32 graphic LCD display module made using Chip on Board (COB) method and comes with metal frame.
It has a built-in controller ST7920.
Module dimension of UG14432A is (84x44) mm and viewing area is (66.0x16.0) mm.
It supports 5V single power supply and provides option of 3.3V power supply as well.
It has a built-in controller ST7920.
Module dimension of UG14432A is (84x44) mm and viewing area is (66.0x16.0) mm.
It supports 5V single power supply and provides option of 3.3V power supply as well.
Specification
Features
| Item | Dimension | Unit |
|---|---|---|
| Module dimension | 84.0 x 44.0 | mm |
| Active Area | 66.0 x 16.0 | mm |
| Dot size | 0.37 x 0.37 | mm |
| Dot Pitch | 0.42 x 0.42 | mm |
Electrical Characteristics (Ta=25±2°C)
| Item | Symbol | Condition | Typical Value | Unit |
|---|---|---|---|---|
| Input Voltage | Vdd | 5.0 | V | |
| Supply Current | Idd | Vdd = +5V | 5 | mA |
| LCD Driving Voltge | Vdd-V0 | 25°C | 5.0 | V |
| LED Forward Voltage | Vf | 25°C | 3.3 | V |
| LED Forward Current | If | 25°C | 30 | mA |
Interface
| Pin | Symbol | Function |
|---|---|---|
| 1 | Vss | GND |
| 2 | Vdd | +5V (+3V option) |
| 3 | Vo | Contrast adjustment |
| 4 | RS | H/L register select signal |
| 5 | R/W | H─>L read/write signal |
| 6 | E | H─>L enable signal |
| 7~14 | DB0~7 | Data bit 0 |
| 15 | A | Power supply for B/L (+) |
| 16 | K | Power supply for B/L (GND) |