Yellow-Green 244x68 Graphic Display Module from Crystalfontz

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                        This product is not recommended for new designs because it's end-of-life. The price has been reduced for all remaining inventory.
Alternatively, you might choose a different color.                    
Yellow-Green 244x68 Graphic Display ModulePart Number: CFA835-YYKThe CFA835 product series are intelligent graphic LCD modules that offer USB and Serial interface, 6 button keypad, 4 status LED's and 5 GPIO.
CFA835-YYK FeaturesVersatile and reliable packet based communications with set of 61 commands simplifies programming for your particular application.
Commands include tools to draw lines, rectangles, and circles. For example, create a chart to display temperature fluctuations over time.
Five GPIOs can be used to control other devices or can be configured for optional ATX functionality.
Only a single supply is needed. Wide power supply voltage range (VDD= +3.3v to +5.0v) is perfect for embedded systems.
Made for the demands of a commercial environment, temperature operating range is -20°C minimum to +70°C maximum.
The 12:00 o'clock viewing direction ensures optimal viewing for your products viewed at or below eye level.
Fully decoded 6-button keypad allows key combinations. Large translucent silicone keys are responsive.
Edge-lit backlight with 12 LEDs, 6 per side.
Adjustable backlight and contrast. Backlight and contrast are fully voltage regulated over the power supply range.
Front of display has four bicolor (red + green) LED status lights. For example, green could indicate "acceptable speed" while yellow-orange indicates "heavy usage, slow".
Add multiple optional CFA-FBSCABs to customize your order for temperature sensing and fan controls (up to 256 temperature sensors and 64 fans).
Easily integrate the CFA835 into your design with choice to two types of optional mounting brackets.
Attractive stainless steel bezel or select from 4 overlay colors when used with a bracket.

Not sure which graphic USB display module to choose? Compare all of our intelligent display modules.Product VariationsColorsDark on Yellow-Green
Yellow-Green LED BacklightDark on Light Gray
White LED BacklightLight on Blue
White LED Backlight

 square_foot Physical Characteristics
Physical Characteristics

        Column Dots x Row Dots
            244 x 68


    Module Overall        width
        height
        depth
		  

        millimeters
        142
        38
        20.8
    

        inches
        5.59
        1.50
        0.82
    
*depth doesn't include Keypad


        Diagonal Dimension
            3.19"


    Viewing Area        Width
        Height
		  

        millimeters
        83
        27.5
    

        inches
        3.27
        1.08
    


    Active Area        Width
        Height
		  

        millimeters
        77.97
        22.38
    

        inches
        3.07
        0.88
    


    Character Size        Width
        Height
		  

        millimeters
        3.23
        4.88
    

        inches
        0.127
        0.192
    


    Character Pitch        Width
        Height
		  

        millimeters
        3.9
        5.6
    

        inches
        0.154
        0.220
    


    Dot Size        Width
        Height
		  

        millimeters
        0.3
        0.33
    

        inches
        0.012
        0.013
    


    Dot Pitch        Width
        Height
		  

        millimeters
        0.33
        0.35
    

        inches
        0.013
        0.014
    


        Weight
            55g


        Keystroke Travel
            2.4mm
Keypad Depth
            12mm

 visibility Optical Characteristics
Optical Characteristics

        Glass Type/Glass Color
            FSTN/Yellow-Green
Polarizer
            Transflective
View Direction
            12 o'clock
Sunlight Readable
            Yes


        Backlight Color
            Yellow-Green
Backlight Type
            LED
Mode
            Positive
Foreground Color
            Dark
Background Color
            Yellow-Green

 electric_bolt Electrical Specification
Electrical Specifications

        Supply Voltage for Logic Minimum
            3.3V
Supply Voltage for Logic Maximum
            5.5V
Supply Voltage for Logic Typical
            5V


        Supply Current Minimum
            41mA
Supply Current Maximum
            166mA
Module Connector Pitch
            2.54mm

 nature Environmental
Environmental

    Operating Temperatures        min
        max
		  

        Celsius
        -20°
        70°
    

        Fahrenheit
        -4°
        158°
    


    Storage Temperatures        min
        max
		  

        Celsius
        -30°
        80°
    

        Fahrenheit
        -22°
        176°
    


    Humidity        min
        max
		  

        Non-condensing
        0%
        90%
    

 cable Electronics
Electronics

        Interface
            Logic Level Serial, RS232, USB

picture_as_pdf Datasheets
picture_as_pdfCFA835 Data Sheet Release 2014-10-20.pdf

Previous Versions of Datasheetpicture_as_pdfCFA835 Data Sheet Release 2014-10-13.pdf

download Files and Downloads
folder_zip Software Source - Linux - List  USB Device Path Script
folder_zip Software Binary - WHQL CFA735/835 USB Driver
folder_zip Hardware Design - 3D Model - CFA735/835
picture_as_pdf 1 to 1 Template - CFA835 Family 1 to 1 Outline Drawing
picture_as_pdf Other Document - BRKT635 5.25" Half-Height LCD Drive Bay Mounting Bracket 
picture_as_pdf Other Document - CFA835 Source Code Acknowledgments
picture_as_pdf Other Document - Intelligent LCD Comparison
assured_workload Compliance Documents
                    
picture_as_pdf Declaration
                                    of Conformity RoHS2
picture_as_pdf Declaration
                                    of Conformity REACH

                    
                
                                                
                                
                            
                                                        
                                
                            
                            

                


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Quantity:
                            
                        
Price: 

    
        Prices without customizations:

        
            Quantity
            Unit Price
        

            1
            $70.15

500 Units In-Stock & Ready To Ship
 Pricing is subject to change.
* Contact us about potential lead times.
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Compatible Software
CFA835UTILITIES


CFTEST


CRYSTALCONTROL2


LINUX EXAMPLE CODE

Colors	Dark on Yellow-Green Yellow-Green LED Backlight Dark on Light Gray White LED Backlight Light on Blue White LED Backlight

Module Overall	width	height	depth
millimeters	142	38	20.8
inches	5.59	1.50	0.82
*depth doesn't include Keypad

Viewing Area	Width	Height
millimeters	83	27.5
inches	3.27	1.08

Active Area	Width	Height
millimeters	77.97	22.38
inches	3.07	0.88

Character Size	Width	Height
millimeters	3.23	4.88
inches	0.127	0.192

Character Pitch	Width	Height
millimeters	3.9	5.6
inches	0.154	0.220

Dot Size	Width	Height
millimeters	0.3	0.33
inches	0.012	0.013

Dot Pitch	Width	Height
millimeters	0.33	0.35
inches	0.013	0.014

Operating Temperatures	min	max
Celsius	-20°	70°
Fahrenheit	-4°	158°

Storage Temperatures	min	max
Celsius	-30°	80°
Fahrenheit	-22°	176°

Humidity	min	max
Non-condensing	0%	90%

Prices without customizations:
Quantity	Unit Price
1	$70.15

Resources
Note
Notices

Additional Resources

Product Note:

Currently Shipping: Hardware Version 1v0 Firmware Version 0v6

Part Change Notices

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End-Of-Life #11224: EOL Notification

Products Affected:	CFA735-YYK-KR, CFA735-YYK-KT, CFA835-YYK
Date Issued:	August 30, 2023
Summary:	EOL Notification
Description:	These products are going EOL and will no longer be available once stock runs out.
Reason:	These products are outdated and are being phased out.
Availability:	Contact Crystalfontz Support for up-to-date information by emailing support@crystalfontz.com.
Price Change:	These will be sold at a reduced price until the stock is depleted.

Part Change Notice #10959: As part of our continuous improvement program, the CFA735 and CFA835 series displays are being revised.

Products Affected:	CFA735-TFK-KR, CFA735-TFK-KT, CFA735-TML-KR, CFA735-TML-KT, CFA735-YYK-KR, CFA735-YYK-KT, CFA835-TML, CFA835-TFK, CFA835-YYK
Date Issued:	July 12, 2018
Summary:	As part of our continuous improvement program, the CFA735 and CFA835 series displays are being revised.
Description:	Components have been updated to ensure the long-term availability of the modules. The LCD glass used has been changed to improve contrast.
Availability:	Samples will be available in November 2018. Last time buys of the current design may be made until January 2019.

Part Change Notice #10669: CFA635, CFA735, and CFA835 displays with ATX (power on / off / reset) functionality enabled serial cable bundle change.

Products Affected:	CFA835-TML, CFA835-TFK, CFA835-YYK
Date Issued:	July 29, 2015
Summary:	CFA635, CFA735, and CFA835 displays with ATX (power on / off / reset) functionality enabled serial cable bundle change.
Description:	As part of our continuous improvement process, CFA635 KS, CFA735 KT, and CFA835 display modules with the ATX (power on / off / reset) functionality enabled will have their RS-232 SERIAL cable bundle options changed from a serial cable and WRPWRY24 to a serial cable and a WRPWRY25. With TX (power on / off / reset) functionality enabled, additional
Reason:	The WRPWRY24 is a power only cable and suitable for powering the CFA635, CFA735, and CFA835 when properly configured. When the displays are configured for ATX (power on / off / reset) functionality additional connections are necessary for proper operation. The WRPWRY25 offers the additional connections.
Impact:	Full functionality will now be available as the part is shipped.
Availability:	Immediate.
Price Change:	There is no price change associated with this change.

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Yellow-Green 244x68 Graphic Display Module

Part Number: CFA835-YYK

CFA835-YYK Features

Product Variations

Colors

Physical Characteristics

Optical Characteristics

Electrical Specifications

Environmental