This product has reached end of life. We do not offer any direct replacements for this item, however we have many other 20x4 character displays that might suit your needs. Feel free to contact our tech support team to get assistance in finding the right display for your project.

[EOL] Red 20x4 Character LCD

Part Number: CFAH2004A-RGH-JT

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

  • 8-bit or 4-bit parallel interface
  • Industry-standard HD44780 compatible controller

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
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/Gray
Polarizer Transflective
View Direction 6 o'clock
Sunlight Readable Yes
Backlight Color Red
Backlight Type LED
Mode Positive
Foreground Color Dark
Background Color Red

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