For reference only. For design purposes, please use the specifications in the datasheet. Physical Characteristics Characters x Lines 20*4 Module Overall Viewing Area Active Area width height depth width height width height millimeters 146 6
Item ID #294
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For reference only. For design purposes, please use the specifications in the datasheet.
Physical Characteristics
| Characters x Lines | 20*4 |
| Module Overall | Viewing Area | Active Area | |||||
| width | height | depth | width | height | width | height | |
| millimeters | 146 | 62.5 | 13.6 | 123.5 | 43 | 118.84 | 38.47 |
| inches | 5.57 | 2.46 | 0.54 | 4.86 | 1.69 | 4.68 | 1.51 |
| Character Size | Character Pitch | Dot Size | Dot Pitch | |||||
| width | height | width | height | width | height | width | height | |
| millimeters | 4.84 | 9.22 | 6 | 9.75 | 0.92 | 1.1 | 0.98 | 1.16 |
| inches | 0.18 | 0.36 | 0.24 | 0.38 | 0.04 | 0.04 | 0.04 | 0.05 |
Optical Characteristics
| Display Addressing | GlassType/Glass Color | Polarizer | View Direction |
| Passive | STN/Blue | Transmississive | 6:00 |
| Backlight Color | Backlight Type | Mode |
| White | LED | Positive |
| Absolute maximum ratings | Electrical characteristics | ||
| Supply Voltage For Lggic(V) | -0.3~7.0 | Logic Supply Voltage（V） | 5 |
| Supply Voltage For LCD Drive(V) | VDD-10~VDD+0.3 | LCD Drive（V） | 4 |
| Input Voltage(V) | -0.3~VDD+0.3 | Current Consumption(mA) | 2.2 |
| Backlight | |||
| Forward Current(mA) | 120 | Forward Voltage(V) | 3.2 |
| Reverse Voltage(V) | 5 | Average Luminous Intensity(cd/m2) | 120 |
| Power Dissipation(mW) | 600 | ||
Environmental
| Operating Temperatures | Storage Temperatures | |||
| min | max | min | max | |
| Celsius | -20° | 70° | -30° | 80° |
| Farenheit | -4° | 158° | -22° | 176° |
| Humidity | ||
| min | max | |
| Non-condensing | 0 | 90% |
Electronics
| Interface |
8 Bit or 4Bit MPU |
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