USB LCD Displays
In order to keep this display in production over the long term, we have revised it to the CFAP400300B1-0420. Any backorders placed now will be fulfilled with the new part when it becomes available. Please contact sales@crystalfontz.com with any questions.
4.2" Black & White ePaper Display
Part Number: CFAP400300B0-0420
Crisp, high-contrast, 4.2" Black & White ePaper Display. Perfect for when you need to show something for a long time (think shelf labels or signage) while using minimal power. Once this display is updated, you can remove all power connections and it will continue to display indefinitely! With ZERO power! Read more about how ePaper displays work on our blog.
Use our free ePaper software to prepare your bitmap image for this display.
Adapter / Breakout Board
Want to get this display up and running quickly with an Arduino or Seeeduino? We have this ePaper Adapter Board that makes connecting our ePaper simple and fast or check out our complete kits below
*This epaper display DOES NOT support partial updates
Use our free ePaper software to prepare your bitmap image for this display.
Adapter / Breakout Board
Want to get this display up and running quickly with an Arduino or Seeeduino? We have this ePaper Adapter Board that makes connecting our ePaper simple and fast or check out our complete kits below
*This epaper display DOES NOT support partial updates
Product Variants
Datasheet
TECHNICAL SPECS
Physical Characteristics
| Column Dots x Row Dots | 400 x 300 |
| Module Overall | width | height | depth |
|---|---|---|---|
| millimeters | 91 | 77 | 1.18 |
| inches | 3.583 | 3.031 | 0.046 |
| *width / height does not include Foldable Tab | |||
| Diagonal Dimension | 4.17" |
| Active Area | width | height |
|---|---|---|
| millimeters | 84.8 | 63.6 |
| inches | 3.339 | 2.504 |
| Dot Pitch | width | height |
|---|---|---|
| millimeters | 0.212 | 0.212 |
| inches | 0.0083 | 0.0083 |
| Optional Connectors | CS050Z24GA0 |
| Flexible Cable (FFC/FPC) | length |
|---|---|
| millimeters | 18.5 |
| inches | 0.728 |
| Weight | 16g |
| Pin Count | 24 |
Optical Characteristics
| Glass Type | ePaper |
| View Angle | Ultra-Wide° |
| Foreground Color | Black |
| Background Color | White |
Electrical Specifications
| Supply Voltage for Logic Minimum | 2.3V |
| Supply Voltage for Logic Maximum | 3.6V |
| Supply Voltage for Logic Typical | 3.3V |
| Supply Current Minimum | 0.005mA |
| Supply Current Maximum | 8mA |
| Module Connector Pitch | 0.5mm |
Environmental
| Operating Temperatures | min | max |
|---|---|---|
| Celsius | 0° | 50° |
| Fahrenheit | 32° | 122° |
| Storage Temperatures | min | max |
|---|---|---|
| Celsius | -25° | 70° |
| Fahrenheit | -13° | 158° |
| Humidity | min | max |
|---|---|---|
| Non-condensing | 40% | 70% |
Electronics
| Interface | SPI |
Miscellaneous
| Foldable Tab | Yes |
| Full Screen Update Time | 3s |
| Time Between Updates | 180s |
Part Change Notice
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Part Change Notice #11081: Part Number Change
For reference only. For design purposes, please use the specifications in the datasheet.
