128x32 Small OLED Display

Part Number: CFAL12832B-0091P-Y

This little OLED display provides excellent readability thanks to its high contrast ratio and wide viewing angle. In the .91" active area, bright yellow pixels shine on a true black background. This display is engineered for high-volume production and, at its low price point, is a great choice for tinkerers and industry users alike.

If this little OLED display isn't exactly what you're looking for, check out the Product Variants table to find different pixel colors, interfaces, and connectors.


Physical Characteristics

Column Dots x Row Dots 128 x 32
Module Overall width height depth
millimeters 30 11.5 1.26
inches 1.181 0.453 0.050
*width / height does not include Foldable Tab
Diagonal Dimension 0.91"
Viewing Area width height
millimeters 24.38 7.58
inches 0.960 0.298
Active Area width height
millimeters 22.38 5.58
inches 0.881 0.220
Dot Size width height
millimeters 0.152 0.152
inches 0.0060 0.0060
Dot Pitch width height
millimeters 0.175 0.175
inches 0.0069 0.0069
Weight 1g

Optical Characteristics

Glass Type OLED
Polarizer Emissive
View Angle >160°
Foreground Color Yellow
Background Color Black

Electrical Specifications

Supply Voltage for Logic Minimum 2.8V
Supply Voltage for Logic Maximum 3.3V
Supply Voltage for Logic Typical 3V
Supply Voltage for Driving Panel Typical 7.25V
Supply Current Minimum 5mA
Supply Current Maximum 7mA
Supply Current Typical 6mA
Module Connector Pitch 0.65mm


Operating Temperatures min max
Celsius -40° 85°
Fahrenheit -40° 185°
Storage Temperatures min max
Celsius -40° 85°
Fahrenheit -40° 185°
Humidity min max
Non-condensing 0% 90%


Controller Documents Solomon Systech SSD1306
SSD1306 128 x 64 Dot Matrix
OLED/PLED Segment/Common Driver with Controller
Interface SPI


Foldable Tab Yes
For reference only. For design purposes, please use the specifications in the datasheet.

Product Notes

Hot-bar soldering machines designed for prototype, rework or repair of TAB connections are available from equipment suppliers at reasonable cost. The TAB style connection requires no separate connector, so the cost is very low, and the ultra-thin profile of the display is maintained.