4.2" Black & White ePaper Display from Crystalfontz

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            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 DisplayPart 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 updatesProduct Variations

 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
        3.58
        3.03
        0.05
    
*width / height does not include Foldable Tab

        Diagonal Dimension
            4.17"

    Active Area        Width
        Height
		  
        millimeters
        84.8
        63.6
    
        inches
        3.34
        2.50
    
    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 Environmental
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_pdfCFAP400300B0-0420 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

Other components worth considering

						ePaper Adapter Board
Faster development $11.68 ea.

						24 Position, 0.5mm Pitch, Gold, FCC FPC ZIF Connector
Add 5 ZIF Connectors $0.97 ea.

Module Overall	width	height	depth
millimeters	91	77	1.18
inches	3.58	3.03	0.05
*width / height does not include Foldable Tab

Active Area	Width	Height
millimeters	84.8	63.6
inches	3.34	2.50

Dot Pitch	Width	Height
millimeters	0.212	0.212
inches	0.0083	0.0083

Flexible Cable (FFC/FPC)	length
millimeters	18.5
inches	0.728

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%

Pin Table
Notices

Part Change Notice

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Part Change Notice #11081: Part Number Change

Product Affected:	CFAP400300B0-0420
Date Issued:	March 26, 2021
Summary:	Part Number Change
Description:	The part number is changing to CFAP400300B1-0420. The only difference between the two parts is the controller reset sequence is slightly different. The CFAP400300B1-0420 needs to be reset three times instead of one.
Reason:	The controller for the display has shown to sometimes exhibit errors if it is not reset using the new sequence.
Availability:	The CFAP400300B1-0420 is available now. Contact sales@crystalfontz.com for pricing and lead time.

4.2" Black & White ePaper Display

Part Number: CFAP400300B0-0420

Product Variations

Physical Characteristics

Optical Characteristics

Electrical Specifications

Environmental

Electronics

Part Change Notice

Subscribe to Part Change Notices by email or RSS

Part Change Notice #11081: Part Number Change

LCD Software

User Forum

Tech Support

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

Weight	16g
Pin Count	24

Glass Type	ePaper
View Angle	Ultra-Wide°

Foreground Color	Black
Background Color	White