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
Qty:
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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TECHNICAL SPECS

Physical Characteristics

Characters x Lines 20 x 4
Module Overall width height depth
millimeters 98 60 13.6
inches 3.858 2.362 0.535
PCB Outline width height depth
millimeters 98 60 13.6
inches 3.858 2.362 0.535
Diagonal Dimension 2.89"
Viewing Area width height
millimeters 77 25.2
inches 3.031 0.992
Active Area width height
millimeters 70.4 20.8
inches 2.772 0.819
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

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

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

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

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%

Electronics

Controller Documents Sitronix ST7066U
Dot Matrix LCD Controller/Driver
Interface 4-bit Parallel, 8-bit Parallel
For reference only. For design purposes, please use the specifications in the datasheet.