USB LCD Displays
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 |
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.
