20x4 I2C Character LCD Display
Part Number: CFAH2004AC-TFH-EW
Pricing
Quantity | Price |
---|---|
1 | $17.86 |
10 | $15.53 |
20 | $14.97 |
50 | $14.42 |
100 * | $14.20 |
200 * | $13.98 |
500 * | $13.33 |
1000 * | $12.09 |
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Datasheet
Compliance Documents
Product Variants
SPI
4-bit Parallel / 8-bit Parallel
I2C
Description
20x4 I2C Character LCD- Dark Letters, Gray Background
- White Edge LED Backlight
- STN Negative
- -20°C to +70°C Operating Temperature range
- 6:00 o'clock viewing direction
- 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 |
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 | 3.35 | 5.35 |
inches | 0.132 | 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 | 73.3g |
Pin Count | 16 |
Optical Characteristics
Glass Type/Glass Color | STN/Light Gray |
Polarizer | Transflective |
View Direction | 6 o'clock |
Sunlight Readable | Yes |
Backlight Color | White |
Backlight Type | LED |
Mode | Positive |
Foreground Color | Dark |
Background Color | Gray |
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 |
Environmental
Operating Temperatures | min | max |
---|---|---|
Celsius | -20° | 70° |
Fahrenheit | -4° | 158° |
Storage Temperatures | min | max |
---|---|---|
Celsius | -30° | 80° |
Fahrenheit | -22° | 176° |
Electronics
Controller Documents | RockWorks RW1063-0B-002 RW1063-0B-002 16COM/40SEG DRIVER & CONTROLLER |
Interface | I2C |
Part Change Notice
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Product Update #10885: (New Product) CFAH2004AC-TFH-EW
New Product: | CFAH2004AC-TFH-EW |
Date Issued: | October 16, 2017 |
Summary: | (New Product) CFAH2004AC-TFH-EW |
Description: | Standard Character Modules: 20x4 I2C Character LCD with dark letters on gray background |
For reference only. For design purposes, please use the specifications in the datasheet.

