In order to keep this display in production over the long term, we revised it to the CFAH4004A1-TMI-JT. Please contact support with any questions.

White on Blue 40x4 Character LCD

Part Number: CFAH4004A-TMI-JT

Parallel Character LCD 40x4, RoHS Compliant, White Edge LED Backlight, STN Negative, Blue, Transmissive -20°C to +70°C 6:00

  • 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

TECHNICAL SPECS

Physical Characteristics

Characters x Lines 40 x 4
Module Overall width height depth
millimeters 190 54 13.6
inches 7.480 2.126 0.535
PCB Outline width height depth
millimeters 190 54 13.6
inches 7.480 2.126 0.535
Diagonal Dimension 5.6"
Viewing Area width height
millimeters 147 29.5
inches 5.787 1.161
Active Area width height
millimeters 140.45 23.16
inches 5.530 0.912
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 0.5 0.55
inches 0.020 0.022
Dot Pitch width height
millimeters 0.57 0.62
inches 0.022 0.024
Weight 126g
Pin Count 18

Optical Characteristics

Glass Type/Glass Color STN/Blue
Polarizer Transmissive
View Direction 6 o'clock
Backlight Color White
Backlight Type LED
Mode Negative
Foreground Color White
Background Color Blue

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

Backlight Electrical Specifications

Forward Voltage Minimum 3.4V
Forward Voltage Maximum 3.6V
Forward Voltage Typical 3.5V
Forward Current Minimum 20mA
Forward Current Maximum 80mA
Forward Current Typical 64mA

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

Part Change Notice

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End-Of-Life #11170: End-of-Life Notification

Products Affected: CFAH4004A-YYH-JT, CFAH4004A-TFH-JT, CFAH4004A-TMI-JT
Date Issued: January 23, 2023
Summary: End-of-Life Notification
Description: The bezel used on these displays is being modified to improve manufacturability. The part numbers are being updated to reflect this change. The replacement part numbers are listed below.

CFAH4004A-YYH-JT -> CFAH4004A1-YYH-JT
CFAH4004A-TMI-JT -> CFAH4004A1-TMI-JT
CFAH4004A-TFH-JT -> CFAH4004A1-TFH-JT

There is a limited inventory of the old part available. Contact sales@crystalfontz.com for the latest inventory levels.
Reason: Manufacturability improvement.
Availability: Contact Crystalfontz Support for up-to-date information on the replacement parts by emailing support@crystalfontz.com.

Part Change Notice #11034: The Printed Circuit Boards of the parts listed are being revised as part of our continuing product improvement process.

Products Affected: CFAH4004A-YYH-JT, CFAH4004A-TFH-JT, CFAH4004A-TMI-JT
Date Issued: January 29, 2019
Summary: The Printed Circuit Boards of the parts listed are being revised as part of our continuing product improvement process.
Description: The layout of the circuit board is being changed to improve manufacturability. At the same time, the Temperature Compensation circuit will be improved.
Impact: There should be no impact to the customer. The form, fit, and function of the modules will remain the same.
Recommendation: Customers who wish to test the modules with the revised PCBs should contact Sales to obtain samples.
Availability: The modules with the revised PCBs will be available as current stocks are replaced.
For reference only. For design purposes, please use the specifications in the datasheet.