20x4 I2C Character LCD Display from Crystalfontz

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20x4 I2C Character LCD DisplayPart Number: CFAH2004AC-TFH-EW
         20x4 I2C Character LCDDark Letters, Gray Background
White Edge LED Backlight
STN Negative
-20°C to +70°C Operating Temperature range
6:00 o'clock viewing direction
HD44780 compatible controller
Product VariationsInterfacesSPII2C4-bit Parallel, 8-bit Parallel
ColorsDark on Gray
White LED BacklightWhite on Blue
White LED BacklightDark on Yellow-Green
Yellow-Green LED BacklightYellow-Green on Dark
Yellow-Green LED BacklightDark on Light Gray
White LED BacklightDark on Yellow-Green
No Backlight

 square_foot Physical Characteristics
Physical Characteristics

        Characters x Lines
            20 x 4


    Module Overall        width
        height
        depth
		  

        millimeters
        98
        60
        13.6
    

        inches
        3.86
        2.36
        0.54
    


        Diagonal Dimension
            2.89"


    Viewing Area        Width
        Height
		  

        millimeters
        77
        25.2
    

        inches
        3.03
        0.99
    


    Active Area        Width
        Height
		  

        millimeters
        70.4
        20.8
    

        inches
        2.77
        0.82
    


    Character Size        Width
        Height
		  

        millimeters
        2.95
        4.75
    

        inches
        0.116
        0.187
    


    Character Pitch        Width
        Height
		  

        millimeters
        3.35
        5.35
    

        inches
        0.132
        0.211
    


    Dot Size        Width
        Height
		  

        millimeters
        0.55
        0.55
    

        inches
        0.022
        0.022
    


    Dot Pitch        Width
        Height
		  

        millimeters
        0.6
        0.6
    

        inches
        0.024
        0.024
    


        Weight
            73.3g
Pin Count
            16

 visibility Optical Characteristics
Optical Characteristics

        Glass Type/Glass Color
            STN/Light Gray 
Polarizer
            Transflective
View Direction
            6 o'clock
Sunlight Readable
            Yes


        Backlight Color
            White
Backlight Type
            LED
Mode
            Positive
Foreground Color
            Dark
Background Color
            Gray

 electric_bolt Electrical Specification
Electrical Specifications

        Supply Voltage for Logic Minimum
            4.5V
Supply Voltage for Logic Maximum
            5.5V
Supply Voltage for Logic Typical
            5V
Supply Voltage for Driving Panel Typical
            4.5V


        Supply Current Minimum
            1mA
Supply Current Maximum
            1.5mA
Supply Current Typical
            1.2mA

 nature Environmental
Environmental

    Operating Temperatures        min
        max
		  

        Celsius
        -20°
        70°
    

        Fahrenheit
        -4°
        158°
    


    Storage Temperatures        min
        max
		  

        Celsius
        -30°
        80°
    

        Fahrenheit
        -22°
        176°
    

 cable Electronics
Electronics

        Controller Documents
            RockWorks RW1063-0B-002
RW1063-0B-002

16COM/40SEG DRIVER & CONTROLLER
Interface
            I2C

 picture_as_pdf Datasheets
picture_as_pdfCFAH2004AC-TFH-EW Datasheet

 download Files and Downloads
folder_zip Software Source - I2C Arduino Demo Sketch
folder_zip Hardware Design - 3D Model
link Fork this on Github
 assured_workload Compliance Documents
 picture_as_pdf Declaration of Conformity RoHS2 
 picture_as_pdf Declaration of Conformity REACH

                       
                       
                                            
                            
                        
                                                         
                            
                        
                                 

                    


Need a written quote? Add to cart, then enter your email address in the "request a quote" box.
 Quantity:
              
            
Price: 

    
        
            Quantity
            Unit Price
        

            1
            $25.31

            5
            $23.36

            10
            $20.58

            20 *
            $19.97

            50 *
            $19.25

            100 *
            $19.00

            200 *
            $18.88

            300 *
            $17.83

            500 *
            $17.72

            1000 *
            $16.78

12 Units In-Stock & Ready To Ship
 Pricing is subject to change.
* Contact us about potential lead times.
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Interfaces	SPI I2C 4-bit Parallel, 8-bit Parallel

Colors	Dark on Gray White LED Backlight White on Blue White LED Backlight Dark on Yellow-Green Yellow-Green LED Backlight Yellow-Green on Dark Yellow-Green LED Backlight Dark on Light Gray White LED Backlight Dark on Yellow-Green No Backlight

Module Overall	width	height	depth
millimeters	98	60	13.6
inches	3.86	2.36	0.54

Viewing Area	Width	Height
millimeters	77	25.2
inches	3.03	0.99

Active Area	Width	Height
millimeters	70.4	20.8
inches	2.77	0.82

Character Size	Width	Height
millimeters	2.95	4.75
inches	0.116	0.187

Character Pitch	Width	Height
millimeters	3.35	5.35
inches	0.132	0.211

Dot Size	Width	Height
millimeters	0.55	0.55
inches	0.022	0.022

Dot Pitch	Width	Height
millimeters	0.6	0.6
inches	0.024	0.024

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

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

Quantity	Unit Price
1	$25.31
5	$23.36
10	$20.58
20 *	$19.97
50 *	$19.25
100 *	$19.00
200 *	$18.88
300 *	$17.83
500 *	$17.72
1000 *	$16.78

Notices

Part Change Notices

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Product Update #10885: (New Product) CFAH2004AC-TFH-EW

New Product:	CFAH2004AC-TFH-EW
Date Issued:	October 16, 2017
Summary:	(New Product) CFAH2004AC-TFH-EW
Description:	Standard Character Modules: 20x4 I2C Character LCD with dark letters on gray background

Part Change Notices

Subscribe to Part Change Notices by
email or RSS for CFAH2004AC-TFH-EW

20x4 I2C Character LCD Display

Part Number: CFAH2004AC-TFH-EW

Product Variations

Interfaces

Colors

Physical Characteristics

Optical Characteristics

Electrical Specifications

Environmental

Electronics

Part Change Notices

Subscribe to Part Change Notices by email or RSS

Product Update #10885: (New Product) CFAH2004AC-TFH-EW

Part Change Notices

LCD Software

User Forum

Tech Support

Glass Type/Glass Color	STN/Light Gray
Polarizer	Transflective
View Direction	6 o'clock
Sunlight Readable	Yes

Backlight Color	White
Backlight Type	LED
Mode	Positive
Foreground Color	Dark
Background Color	Gray

Supply Voltage for Logic Minimum	4.5V
Supply Voltage for Logic Maximum	5.5V
Supply Voltage for Logic Typical	5V
Supply Voltage for Driving Panel Typical	4.5V

Supply Current Minimum	1mA
Supply Current Maximum	1.5mA
Supply Current Typical	1.2mA

Controller Documents	RockWorks RW1063-0B-002 RW1063-0B-002 16COM/40SEG DRIVER & CONTROLLER
Interface	I2C

Weight	73.3g
Pin Count	16