Home Products OLED Module Graphic OLED Display WEA012864L

1.28" COG+PCB Passive Matrix OLED 128x64

Model No. WEA012864L

►Type: Graphic
►Structure: COG+PCB
►Size: 1.28"
►128 x 64 Dot Matrix
►Built-in controller SH1106
►3V/5V Power supply
►1/64 duty
►Interface: I2C
►Display Color: White / Yellow / Sky Blue


WEA012864L is a graphic COG with PCB OLED module, which is made of resolution 128x64 pixels, diagonal size 1.28 inch. WEA012864L is built in with SH1106 IC; it supports I2C interface, 1/64 driving duty. WEA012864L model is having PCB outline size 35.50 × 32.0 mm with mounting holes on board and 4x1 metal pins on module.

The supply voltage for logic of WEA012864L is 3V/ 5V, supply voltage for display is 7.5V (Internal Boots), display with 50% check board current is 25mA@3.3VDD (typical value). This OLED module can be operating at temperatures from -40℃ to +80℃; its storage temperatures range from -40℃ to +85℃.


1.28" COG+PCB Passive Matrix OLED 128x64 - WEA012864L - Winstar

Data source ref: WEA012864LLPP3N00000


Interface Pin Function

No. Symbol Function
1 VCC Power supply input: 2.9 – 5.2V
2 GND Ground
3 SCL When the I2C interface is selected, then D0 serves as the serial clock input pad (SCL) and D1
serves as the serial data input pad (SDAI). At this time, D2 to D7 are set to high impedance.

Mechanical Data

Item Dimension Unit
Dot Matrix 128 × 64 Dots
Module dimension 35.50 × 32.00 × 2.66 mm
Active Area 29.42 × 14.20 mm
Pixel Size 0.205 × 0.197 mm
Pixel Pitch 0.230 × 0.222 mm
Display Mode Passive Matrix
Display Color Monochrome
Drive Duty 1/64 Duty
Controller IC SH1106
Interface I2C
Size 1.28 inch

Absolute Maximum Ratings

Parameter Symbol Min Max Unit
Supply Voltage for Logic VCC 1.65 5.5 V
Operating Temperature TOP -40 +80 °C
Storage Temperature TSTG -40 +85 °C

Electronical Characteristics

DC Electrical Characteristics

Item Symbol Condition Min Typ Max Unit
Supply Voltage for Logic VCC 2.9 3.3 5.2 V
Input High Volt. VIH 0.8×VCC VCC V
Input Low Volt. VIL 0 0.2×VCC V
Output High Volt. VOH 0.9×VCC VCC V
Output Low Volt. VOL 0 0.1×VCC V
50% Check Board operating Current   ICC VCC =3.3V - 25 37.5 mA

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