40x4 Sunlight Readable Character LCD Display

Part Number: CFAH4004A1-YYH-JT

This yellow-green 40-character by 4-row display is a great choice for quickly integrating a display that can convey a lot of information.

Thanks to the transflective polarizer, this display is sunlight readable..

• Available in several variations of backlight and polarizer (minimum order may be required)
• 8-bit or 4-bit parallel interface
• Industry-standard HD44780 compatible controller

Part Number:
CFA - Crystalfontz America
H- Character display
4004 - 40x4
A1 - Family and Revision (replaces CFAH4004A-YYH-JT)
Y - Yellow LED Backlight
Y - STN Positive, Yellow Green
H - Transflective, 6:00 viewing direction, -20°C to +70°C operating temperatures
JT - English and Japanese Character Font Table

• square_foot Physical Characteristics

  Physical Characteristics

  Characters x Lines

  40 x 4

  Module Overall	width	height	depth
  millimeters	190	54	13.6
  inches	7.48	2.13	0.54

  Viewing Area	Width	Height
  millimeters	147	29.5
  inches	5.79	1.16

  Active Area	Width	Height
  millimeters	140.45	23.16
  inches	5.53	0.91

  Character Size	Width	Height
  millimeters	2.78	4.89
  inches	0.109	0.193

  Character Pitch	Width	Height
  millimeters	3.53	6.09
  inches	0.139	0.240

  Dot Size	Width	Height
  millimeters	.50	.55
  inches	0.020	0.022

  Dot Pitch	Width	Height
  millimeters	.57	.62
  inches	0.022	0.024

  Weight	130g
  Pin Count	18

• 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	1.8mA
  Supply Current Maximum	7mA
  Supply Current Typical	3.5mA
  Module Connector Pitch	2.54mm

• electric_bolt Backlight Specification

  Backlight Electrical Specifications

  Forward Voltage Minimum	3.85V
  Forward Voltage Maximum	4.35V
  Forward Voltage Typical	4.2V

  Forward Current Minimum	300mA
  Forward Current Maximum	720mA
  Forward Current Typical	600mA

• 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_pdf

  CFAH4004A1-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