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| PartNumber | NHD-0420CW-AR3 | NHD-0420CW-AG3 | NHD-0420CW-AB3 |
| Description | OLED Displays & Accessories 4x20 Red Slim Character OLED | OLED Displays & Accessories 4x20 Green Slim Character OLED | OLED Displays & Accessories 4x20 Blue Slim Character OLED |
| Manufacturer | Newhaven Display Intl | Newhaven Display Intl | Newhaven Display Intl |
| Product Category | Display Modules - LCD, OLED Character and Numeric | Display Modules - LCD, OLED Character and Numeric | Display Modules - LCD, OLED Character and Numeric |
| Series | - | - | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Interface | Parallel, 8-Bit, I2C, SPI | Parallel, 8-Bit, I2C, SPI | Parallel, 8-Bit, I2C, SPI |
| Voltage Supply | 2.4 V ~ 5.5 V | 2.4 V ~ 5.5 V | 2.4 V ~ 5.5 V |
| Display Type | OLED | OLED | OLED |
| Number of Characters | 80 | 80 | 80 |
| Display Format | 20 x 4 | 20 x 4 | 20 x 4 |
| Character Format | 5 x 8 Dots | 5 x 8 Dots | 5 x 8 Dots |
| Display Mode | Passive | Passive | Passive |
| Character Size | 4.77mm H x 2.97mm W | 4.77mm H x 2.97mm W | 4.77mm H x 2.97mm W |
| Outline L x W x H | 92.00mm x 31.50mm x 2.50mm | 92.00mm x 31.50mm x 2.50mm | 92.00mm x 31.50mm x 2.50mm |
| Viewing Area | 72.42mm L x 22.82mm W | 72.42mm L x 22.82mm W | 72.42mm L x 22.82mm W |
| Backlight | - | - | - |
| Dot Size | 0.57mm W x 0.57mm H | 0.57mm W x 0.57mm H | 0.57mm W x 0.57mm H |
| Text Color | Red | Green | Blue |
| Background Color | Black | Black | Black |
| Product | - | OLED Display Modules | OLED Display Modules |
| Packaging | - | Tray | Tray |
| Operating Temperature Range | - | - 40 C to + 85 C | - 40 C to + 85 C |
| Resolution | - | - | - |
| Viewing Angle | - | 80 deg | 80 deg |
| Maximum Operating Temperature | - | + 85 C | + 85 C |
| Minimum Operating Temperature | - | - 40 C | - 40 C |
| Operating Supply Voltage | - | 2.4 V to 5.5 V | 2.4 V to 5.5 V |
| Illumination Color | - | Green | Blue |
| Operating Supply Current | - | 70 mA | 70 mA |
| Interface Type | - | I2C Parallel SPI | I2C Parallel SPI |
| Viewing Area W x H | - | 72.42 mm x 22.82 mm | 72.42 mm x 22.82 mm |