Small Yellow-Green 20x4 Character Module

Part Number: CFAH2004B-YYH-ET

Parallel Character LCD 20x4, RoHS Compliant, Yellow-Green LED Backlight, STN Positive, Yellow-Green, Transflective -20°C to +70°C 6:00

  • Available in several variations of backlight and polarizer (minimum order may be required)
  • FFC Connector which mates with standard 1mm pitch ZIF sockets
  • 8-bit or 4-bit parallel interface
  • Industry-standard HD44780 compatible controller

  • 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
    PCB Outline 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 3.55 5.35
    inches 0.140 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 52g
  • visibility Optical Characteristics

    Optical Characteristics

    Glass Type/Glass Color STN/Yellow-Green
    Polarizer Transflective
    View Direction 6 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 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 1.2mA
    Supply Current Maximum 2mA
    Supply Current Typical 1.6mA
    Module Connector Pitch 1mm
  • electric_bolt Backlight Specification

    Backlight Electrical Specifications

    Forward Voltage Minimum 4V
    Forward Voltage Maximum 4.4V
    Forward Voltage Typical 4.2V
    Forward Current Minimum 252mA
    Forward Current Maximum 336mA
    Forward Current Typical 280mA
  • nature Enviromental


    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


    Controller Documents Sitronix ST7066U
    Dot Matrix LCD Controller/Driver
    Sitronix ST7066U

    Sitronix ST7066U
    Dot Matrix LCD Controller/Driver
    Interface 4-bit Parallel, 8-bit Parallel
  • picture_as_pdf Datasheets
  • download Files and Downloads
  • assured_workload Compliance Documents

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Quantity Price
1 $21.70
10 $18.87
20 $18.19
50 $17.51
100 * $17.25
200 * $16.97
500 * $14.35
1000 * $12.88
* Pricing is subject to change. Contact us about potential lead times.

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