1.12" 128x128 Graphic OLED Module (COG+PCB Version)
Model No. WEA128128G
►Type: Graphic
►Structure: COG+PCB
►Size: 1.12"
►128 x 128 Dot Matrix
►IC:SH1107
►3V Power supply
►1/128 duty
►Interface: SPI
►Display Color: White / Yellow
Description
WEA128128G model is a COG with PCB Graphic OLED module, diagonal size 1.12 inch, made of resolution 128x128 pixels. WEA128128G model is the extension item of WEO128128G which has a PCB board on the module. This PCB board with four mounting holes and metal pins (2.54mm pinhole) is easy for customers to fix modules on their applications. WEA128128G module is built-in with SH1107 IC; it supports 4-wire SPI interface, 1/128 driving duty, the supply voltage of logic is 3.0V (typical value), and the current with 50% checkerboard display is 65mA @ 3.0VCC (for white color). The booster circuit has been designed on the PCB version, and the customer only needs to provide a set of VDD voltage to use.
This COG with PCB OLED module is suitable for portable devices, medical devices, meters, etc. WEA128128G module can be operating at temperatures from 30℃ to +70℃; its storage temperatures range from -30℃ to +70℃.
DRAWING
Data source ref: WEA128128GWAP3N00000
SPECIFICATIONS
Interface Pin Function
No. | Symbol | Function |
---|---|---|
1 | GND | Ground |
2 | VCC | Power supply for logic and input. |
3 | D0 | The serial clock input pad. |
4 | D1 | The serial data input pad. |
5 | RES# | This is a reset signal input pad. When RES is set to “L”, the settings are initialized. The reset operation is performed by the RES signal level. |
6 | D/C# | This is the Data/Command control pad that determines whether the data bits are data or a command. |
7 | CS# | This pad is the chip select input. |
General Specification
Item | Dimension | Unit |
---|---|---|
Dot Matrix | 128 x 128 Dots | - |
Module dimension | 26.4 x 38.6 x 5.21 Max. | mm |
Active Area | 20.076 x 20.076 | mm |
Pixel Size | 0.137 x 0.137 | mm |
Pixel Pitch | 0.157 x 0.157 | mm |
Display Mode | Passive Matrix | |
Display Color | Monochrome | |
Drive Duty | 1/128 Duty | |
IC | SH1107 | |
Interface | 4-Wire SPI | |
Size | 1.12 inch |
Absolute Maximum Ratings
Parameter | Symbol | Min | Max | Unit |
---|---|---|---|---|
Supply Voltage for Logic | VCC | 0 | 7 | V |
Operating Temperature | TOP | -40 | +80 | °C |
Storage Temperature | TSTG | -40 | +85 | °C |
Electronical Characteristics
Item | Symbol | Condition | Min | Typ | Max | Unit |
---|---|---|---|---|---|---|
Supply Voltage for Logic | VCC | - | 2.0 | 3.0 | 3.3 | V |
Input High Volt. | VIH | - | 0.8×VCC | - | VCC | V |
Input Low Volt. | VIL | - | 0 | - | 0.2×VCC | V |
Output High Volt. | VOH | - | 0.8×VCC | - | VCC | V |
Output Low Volt. | VOL | - | 0 | - | 0.2×VCC | V |
Display 50% Pixel on | ICC | VCC=3V | - | 65 | 97.5 | mA |
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