20x4 Parallel Character LCD

Part Number: CFAH2004K-TMI-JP


Quantity Price
1 $16.19
10 $14.08
20 $13.58
50 $13.07
100 $12.87
200 $12.67
500 * $12.47
1000 * $12.07
* Contact us about potential lead times.

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Previous Versions of Datasheets
CFAH2004K-TMI-JP Data Sheet v1.0.pdf
(Oct 2012, Datasheet 1.0, Hardware 0.0)
CFAH2004K-TMI Data Sheet v0.0a.pdf
(Jul 2013, Datasheet 0.0a, Hardware 0.0, Firmware 1.0)
CFAH2004K-TMI Data Sheet v0.0.pdf
(Dec 2005, Datasheet 0.0)


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

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


For reference only. For design purposes, please use the specifications in the datasheet.

Physical Characteristics

Characters x Lines 20 x 4
Module Overall width height depth
millimeters 116 40 15
inches 4.567 1.575 0.591
PCB Outline width height depth
millimeters 116 40 15
inches 4.567 1.575 0.591
Viewing Area width height
millimeters 76 25.2
inches 2.992 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 68g

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

Module Connector Pitch 0.1mm


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%


Controller Wuxi AiP31066L
Interface 4-bit Parallel, 8-bit Parallel

*Suggest a Correction

Part Change Notice

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Part Change Notice #10877: SunPlus Controller Change

Products Affected: CFAH2004K-TMI-JP, CFAH2004K-YYH-JP, CFAH2001Z-YYH-JP
Date Issued: September 13, 2017
Summary: SunPlus Controller Change
Description: The parts listed currently use a SunPlus SPLC7800D Controller. This controller is being discontinued by the manufacturer. The part will be replaced by a Wuxi AIP31066L controller.
Reason: The SunPlus SPLC7800 Controller is end-of-life.
Impact: There should be no impact to users.
Recommendation: It is highly recommended that users of the displays with the SunPlus controller verify that there are no operational differences in the systems where they are used.
Availability: Last time buys of the current parts may be made until November 2017, depending on the availability of the SunPlus Controller.
Price Change: To be determined when the parts with the Sitronix controller are available.
Response: Last time buys are available until 11/17/2017.

Part Change Notice #10285: Datasheet changes for CFAH2004K series

Products Affected: CFAH2004K-TMI-JP, CFAH2004K-YYH-JP
Date Issued: August 23, 2010
Summary: Datasheet changes for CFAH2004K series
Description: Noted controller change from SPLC780C to SPLC780D1, corrected minor spelling errors, changed White LED backlight specifications to reflect typical backlight lifetime, made minor adjustment to yellow-green LED wavelength.
For reference only. For design purposes, please use the specifications in the datasheet.