USB LCD Displays
This product is discontinued and has been replaced by CFAH2004A-YYH-JT
[EOL] Standard Yellow-Green 20x4 Character LCD
Part Number: CFAH2004A-YYH-JP
Parallel Character LCD 20x4, RoHS Compliant, Yellow/Green LED Backlight, STN Positive, Yellow/Green, Transflective -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
![[EOL] Standard Yellow-Green 20x4 Character LCD (CFAH2004A-YYH-JP)](/images/products/CFAH2004AYYHJP/CFAH2004A-YYH-JP_front_bl_on1.jpg)
Datasheet
TECHNICAL SPECS
Physical Characteristics
| Characters x Lines | 20 x 4 |
| Module Overall | width | height | depth |
|---|---|---|---|
| millimeters | 98 | 60 | 13.9 |
| inches | 3.858 | 2.362 | 0.547 |
| PCB Outline | width | height | depth |
|---|---|---|---|
| millimeters | 98 | 60 | 13.9 |
| inches | 3.858 | 2.362 | 0.547 |
| 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 | 3.2 | 5.55 |
| inches | 0.126 | 0.219 |
| Character Pitch | width | height |
|---|---|---|
| millimeters | 3.7 | 5.95 |
| inches | 0.146 | 0.234 |
| Dot Size | width | height |
|---|---|---|
| millimeters | 0.6 | 0.65 |
| inches | 0.024 | 0.026 |
| Dot Pitch | width | height |
|---|---|---|
| millimeters | 0.65 | 0.7 |
| inches | 0.026 | 0.028 |
| Weight | 52g |
Optical Characteristics
| Glass Type/Glass Color | STN/Yellow-Green |
| Polarizer | Transflective |
| View Direction | 6 o'clock |
| Sunlight Readable | Yes |
| Backlight Color | Yellow-Green |
| Backlight Type | LED |
| Mode | Positive |
| Foreground Color | Dark |
| Background Color | Yellow-Green |
Environmental
| Operating Temperatures | min | max |
|---|---|---|
| Celsius | -20° | 70° |
| Fahrenheit | -4° | 158° |
| Storage Temperatures | min | max |
|---|---|---|
| Celsius | -30° | 80° |
| Fahrenheit | -22° | 176° |
Electronics
| Controller Documents | Hitachi HD44780 HD44780U (LCD-II) (Dot Matrix Liquid Crystal Display Controller/Driver) Hitachi HD44780 1985: HD44780 Historical Data Sheet |
| Interface | 4-bit Parallel, 8-bit Parallel |
Compatible Software:
For reference only. For design purposes, please use the specifications in the datasheet.
