This product is discontinued please contact support to see if there is a replacement part available.
[EOL] Dark 20x4 Character LCD
Part Number: CFAH2004D-YTI-ET
Datasheet
TECHNICAL SPECS
Physical Characteristics
Characters x Lines | 20 x 4 |
Module Overall | width | height | depth |
---|---|---|---|
millimeters | 77 | 47 | 12.4 |
inches | 3.031 | 1.850 | 0.488 |
Viewing Area | width | height |
---|---|---|
millimeters | 60 | 22 |
inches | 2.362 | 0.866 |
Active Area | width | height |
---|---|---|
millimeters | 55.1 | 17.56 |
inches | 2.169 | 0.691 |
Character Size | width | height |
---|---|---|
millimeters | 2.3 | 4.03 |
inches | 0.091 | 0.159 |
Character Pitch | width | height |
---|---|---|
millimeters | 2.78 | 4.51 |
inches | 0.109 | 0.178 |
Dot Size | width | height |
---|---|---|
millimeters | 0.42 | 0.46 |
inches | 0.017 | 0.018 |
Dot Pitch | width | height |
---|---|---|
millimeters | 0.47 | 0.51 |
inches | 0.019 | 0.020 |
Weight | 52g |
Optical Characteristics
Glass Type/Glass Color | FSTN/Black |
Polarizer | Transmissive |
View Direction | 6 o'clock |
Backlight Color | Yellow-Green |
Backlight Type | LED |
Mode | Negative |
Foreground Color | Yellow-Green |
Background Color | Dark |
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 | 1mA |
Supply Current Maximum | 1.5mA |
Supply Current Typical | 1.2mA |
Module Connector Pitch | 0.1mm |
Backlight Electrical Specifications
Forward Voltage Minimum | 3.9V |
Forward Voltage Maximum | 4.4V |
Forward Voltage Typical | 4.2V |
Forward Current Minimum | 144mA |
Forward Current Maximum | 216mA |
Forward Current Typical | 180mA |
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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Product Update #10900: End-Of-Life Notice
For reference only. For design purposes, please use the specifications in the datasheet.

