20x2 Parallel Character OLED

Part Number: CFAL2002A-Y


Quantity Price
1 $25.71
10 $22.37
20 $21.57
50 * $20.77
100 * $19.55
200 * $19.23
300 * $18.21
500 * $18.06
1000 * $16.18
* Contact us about potential lead times.
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Add header pins (5pk)? $0.24 ea.
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Part Change Notices

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Consider using this lower power 2x20 character yellow OLED to replace your existing STN character display.

  • 8-bit or 4-bit parallel interface.
  • The WS0010 controller interface is very similar to industry standard Hitachi HD44780.
  • Operating temperature range from  -40°C to 80°C.

Need this module with a SPI interface? Contact us about availability.


Physical Characteristics

Characters x Lines 20 x 2
Module Overall width height depth
millimeters 116 37 9.8
inches 4.567 1.457 0.386
Viewing Area width height
millimeters 85 18.6
inches 3.346 0.732
Active Area width height
millimeters 77.3 11.85
inches 3.043 0.467
Character Size width height
millimeters 3.2 5.55
inches 0.126 0.219
Character Pitch width height
millimeters 3.9 6.3
inches 0.154 0.248
Dot Size width height
millimeters 0.6 0.65
inches 0.024 0.026
Dot Pitch width height
millimeters 0.65 0.7
inches 0.026 0.028
Weight 31g

Optical Characteristics

Glass Type OLED
Polarizer Emissive
View Angle >160°
Backlight Type None
Mode Positive
Foreground Color Yellow
Background Color Black

Electrical Specifications

Supply Voltage for Logic Minimum 4.8V
Supply Voltage for Logic Maximum 5.3V
Supply Voltage for Logic Typical 5V
Supply Current Typical 35mA


Operating Temperatures min max
Celsius -40° 80°
Fahrenheit -40° 176°
Storage Temperatures min max
Celsius -40° 80°
Fahrenheit -40° 176°
Humidity min max
Non-condensing 0% 90%


Controller Documents Winstar Display WS0010

Interface 4-bit Parallel, 8-bit Parallel

Part Change Notice

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Part Change Notice #11077: Small Layout Change

Products Affected: CFAL2004A-Y, CFAL2002A-Y, CFAL1602L0-Y, CFAL1202A-Y, CFAL5016A-Y, CFAL0802A-Y, CFAL1602C-G, CFAL1602C-B, CFAL1602C-W, CFAL1602C-Y, CFAL1602C-GT, CFAL1602C-YT, CFAL1602C-PW, CFAL1602C-PY, CFAL5016A-PY
Date Issued: February 10, 2021
Summary: Small Layout Change
Description: Changing manufacturing locations of the wafers used in the controller chip. The layout has to be slightly modified to accommodate the practices at the new facility. The functionality will remain the same.
Reason: Changing manufacturing locations due to the wafer process no longer being supported by the original facility.

Product Update #10409: (New Product) CFAL2002A-Y

New Product: CFAL2002A-Y
Date Issued: April 16, 2012
Summary: (New Product) CFAL2002A-Y
Description: Under OLED Modules: Parallel Character OLED 20x2, RoHS Compliant, Yellow, -40°C - +80°C