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

Product Variants

• square_foot Physical Characteristics

  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

• visibility Optical Characteristics

  Optical Characteristics

  Glass Type	ePaper
  View Angle	Ultra-Wide°

  Foreground Color	Black
  Background Color	White

• electric_bolt Electrical Specification

  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

• nature Enviromental

  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%

• cable Electronics

  Electronics

  Interface

  SPI

• picture_as_pdf Datasheets
  picture_as_pdf

  CFAP400300B0-0420 Datasheet
  
  
• download Files and Downloads
  picture_as_pdf Hardware Design - CFA10084 Schematic
  

  link Fork this on Github
  

  link Arduino / Seeeduino SPI Demo Code on Github