122x32 Graphic LCD Display Module | BG12232A1
Model : BG12232A1
- COB with metal frame
- Built-in internal clock
- Built-in controller SBN1661G-M18 or equivalent
- 1/32duty cycle
- +5V single power supply
- LED B/L pins:19/20, or A/K or 1/2
- Option: LED
- Option: +3V single power supply
數量
Description
BG12232A1 is a monochrome 122x32 graphic LCD display module made using Chip on Board (COB) method and comes with metal frame.
It has a built-in internal clock and built-in controller SBN1661G-M18 or equivalent.
Module dimension of BG12232A1 is (84x44) mm and viewing area is (60x18) mm.
It supports 5V power supply and provides option of 3V power supply as well.
It has a built-in internal clock and built-in controller SBN1661G-M18 or equivalent.
Module dimension of BG12232A1 is (84x44) mm and viewing area is (60x18) mm.
It supports 5V power supply and provides option of 3V power supply as well.
Specification
Features
| Item | Dimension | Unit |
|---|---|---|
| Module dimension | 93.0 x 70.0 | mm |
| Active Area | 72.0 x 40.0 | mm |
| Dot size | 0.48 x 0.48 | mm |
| Dot Pitch | 0.52 x 0.52 | mm |
Electrical Characteristics (Ta=25±2°C)
| Item | Symbol | Condition | Typical Value | Unit |
|---|---|---|---|---|
| Input Voltage | Vdd | Vdd = +5V | 5.0 | V |
| Supply Current | Idd | Vdd = +5V | 5 | mA |
| LCD Driving Voltage | Vdd-Vo | 25°C | 8.6 | V |
| LED Forward Voltage (Yellow-Green) | Vf | 25°C | 4.1 | V |
| LED Forward Current | If | 25°C | 330 | mA |
Interface
| Pin | Symbol | Function |
|---|---|---|
| 1 | Vss | GND |
| 2 | Vdd | +5V (+3V option) |
| 3 | Vo | Contrast adjustment |
| 4 | D/I | Data/instruction |
| 5 | R/W | Data read/write |
| 6 | E | H─>L Enable signal |
| 7~14 | DB0~7 | Data bus line |
| 15 | CS1 | Chip select for IC1 |
| 16 | CS2 | Chip select for IC2 |
| 17 | /RST | Reset |
| 18 | Vee | Negative voltage output(-4.8V) |
| 19 | A | Power supply for B/L (+) |
| 20 | K | Power supply for B/L (GND) |