Black on Yellow 20x2 Character LCD from Crystalfontz

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Black on Yellow 20x2 Character LCDPart Number: CFAH2002A1-YYH-JT

                        This 2-row by 20 character LCD, is STN Positive with black characters on a yellow-green background with a yellow-green backlight.
Yellow/Green LED Backlight
6:00 viewing angle
8-bit or 4-bit parallel interface
ST7066U controller, industry-standard Hitachi HD44780 compatible
Operating temperature range is from -20°C to +70°C


CFA - Crystalfontz America
H - Character Display
2002 - 20 characters by 2 rows
A1 - Family and revision (replaces CFAH2002A-YYH-JT)
Y - Yellow LED backlight
Y - STN Positive, Yellow-Green
H - Transflective, 6:00 viewing direction, -20°C to +70°C operating temperature
JT - English and Japanese font table 
Product VariationsColorsDark on Yellow-Green
Yellow-Green LED BacklightYellow-Green on Blue
Yellow-Green LED BacklightWhite on Blue
White LED BacklightDark on Gray
White LED BacklightBlack on Yellow-Green
Yellow-Green LED BacklightYellow-Green on Dark
Yellow-Green LED BacklightDark on Yellow-Green
No Backlight

 square_foot Physical Characteristics
Physical Characteristics

        Characters x Lines
            20 x 2


    Module Overall        width
        height
        depth
		  

        millimeters
        116
        37
        13.9
    

        inches
        4.57
        1.46
        0.55
    


    PCB Outline        width
        height
		  

        millimeters
        116
        37
    

        inches
        4.57
        1.46
    


        Diagonal Dimension
            2.93"


    Viewing Area        Width
        Height
		  

        millimeters
        85
        18.6
    

        inches
        3.35
        0.73
    


    Active Area        Width
        Height
		  

        millimeters
        73.5
        11.5
    

        inches
        2.89
        0.45
    


    Character Size        Width
        Height
		  

        millimeters
        3.2
        5.55
    

        inches
        0.126
        0.219
    


    Character Pitch        Width
        Height
		  

        millimeters
        3.7
        5.95
    

        inches
        0.146
        0.234
    


    Dot Size        Width
        Height
		  

        millimeters
        0.6
        0.65
    

        inches
        0.024
        0.026
    


    Dot Pitch        Width
        Height
		  

        millimeters
        0.6
        0.65
    

        inches
        0.024
        0.026
    


        Weight
            52g
Pin Count
            16

 visibility Optical Characteristics
Optical Characteristics

        Glass Type/Glass Color
            STN/Yellow-Green
Polarizer
            Transflective
View Direction
            6 o'clock
View Angle
            40°
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
            4.5V
Supply Voltage for Logic Maximum
            5.5V
Supply Voltage for Logic Typical
            5V
Supply Voltage for Driving Panel Typical
            4.35V


        Supply Current Minimum
            1mA
Supply Current Maximum
            1.5mA
Supply Current Typical
            1.2mA
Module Connector Pitch
            2.54mm

 electric_bolt Backlight Specification
Backlight Electrical Specifications

        Forward Voltage Minimum
            4V
Forward Voltage Maximum
            4.4V
Forward Voltage Typical
            4.2V


        Forward Current Minimum
            168mA
Forward Current Maximum
            252mA
Forward Current Typical
            210mA

 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
            Sitronix ST7066U
Dot Matrix LCD Controller/Driver
Interface
            4-bit Parallel, 8-bit Parallel

picture_as_pdf Datasheets
picture_as_pdfCFAH2002A1-YYH-JT Datasheet

download Files and Downloads
folder_zip Hardware Design - 3D Model
link Demo Code Repository on Github
assured_workload Compliance Documents
                    
picture_as_pdf Declaration
                                    of Conformity RoHS2
picture_as_pdf Declaration
                                    of Conformity REACH

                    
                
                                                
                                
                            
                                                        
                                
                            
                                                        
                                
                            
                            
                


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Quantity:
                            
                        
Price: 

    
        
            Quantity
            Unit Price
        

            1 *
            $13.91

            10 *
            $12.24

            20 *
            $11.88

            50 *
            $11.45

            100 *
            $11.30

            200 *
            $11.23

            300 *
            $10.60

            500 *
            $10.53

            1000 *
            $9.74

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

Module Overall	width	height	depth
millimeters	116	37	13.9
inches	4.57	1.46	0.55

PCB Outline	width	height
millimeters	116	37
inches	4.57	1.46

Viewing Area	Width	Height
millimeters	85	18.6
inches	3.35	0.73

Active Area	Width	Height
millimeters	73.5	11.5
inches	2.89	0.45

Character Size	Width	Height
millimeters	3.2	5.55
inches	0.126	0.219

Character Pitch	Width	Height
millimeters	3.7	5.95
inches	0.146	0.234

Dot Size	Width	Height
millimeters	0.6	0.65
inches	0.024	0.026

Dot Pitch	Width	Height
millimeters	0.6	0.65
inches	0.024	0.026

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

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

Quantity	Unit Price
1 *	$13.91
10 *	$12.24
20 *	$11.88
50 *	$11.45
100 *	$11.30
200 *	$11.23
300 *	$10.60
500 *	$10.53
1000 *	$9.74

Notices

Part Change Notices

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Part Change Notice #11287: Black on Yellow 20x2 Character LCD is now available

New Product:	CFAH2002A1-YYH-JT
Date Issued:	September 17, 2024
Summary:	Black on Yellow 20x2 Character LCD is now available
Description:	CFAH2002A1-YYH-JT has been released on our website (https://www.crystalfontz.com/product/cfah2002a1yyhjt-character-20x2-display-module) and is now available for sale. Orders can be placed directly from our website or by submitting a purchase order to sales@crystalfontz.com. Contact support@crystalfontz.com for any technical questions.

Part Change Notices

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Black on Yellow 20x2 Character LCD

Part Number: CFAH2002A1-YYH-JT

Product Variations

Colors

Physical Characteristics

Optical Characteristics

Electrical Specifications

Backlight Electrical Specifications

Environmental

Electronics

Part Change Notices

Subscribe to Part Change Notices by email or RSS

Part Change Notice #11287: Black on Yellow 20x2 Character LCD is now available

Part Change Notices

LCD Software

User Forum

Tech Support

Glass Type/Glass Color	STN/Yellow-Green
Polarizer	Transflective
View Direction	6 o'clock
View Angle	40°
Sunlight Readable	Yes

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

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	4.35V

Supply Current Minimum	1mA
Supply Current Maximum	1.5mA
Supply Current Typical	1.2mA
Module Connector Pitch	2.54mm

Forward Voltage Minimum	4V
Forward Voltage Maximum	4.4V
Forward Voltage Typical	4.2V

Forward Current Minimum	168mA
Forward Current Maximum	252mA
Forward Current Typical	210mA

Controller Documents	Sitronix ST7066U Dot Matrix LCD Controller/Driver
Interface	4-bit Parallel, 8-bit Parallel

Weight	52g
Pin Count	16