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| PartNumber | HCMS-3902 | HCMS-3901 | HCMS-3903 |
| Description | LED Displays & Accessories Red 626nm 1x4 Alphanumeric | LED Displays & Accessories Yelow 585nm 1x4 Alphanumeric | LED Displays & Accessories Green 574nm 1x4 Alphanumeric |
| Manufacturer | Broadcom Limited | - | Broadcom Limited |
| Product Category | Display Modules - LED Dot Matrix and Cluster | - | Display Modules - LED Dot Matrix and Cluster |
| Color | Red | - | Green |
| Series | HCMS-39xx | - | HCMS-39xx |
| Packaging | Tube | - | Tube |
| Mounting Style | Through Hole | - | Through Hole |
| Operating Temperature Range | - 40 C to + 85 C | - | - 40 C to + 85 C |
| Size Dimension | 0.70" L x 0.40" W x 0.20" H (17.78mm x 10.16mm x 5.08mm) | - | 1.40" L x 0.40" W x 0.20" H (35.56mm x 10.16mm x 5.08mm) |
| Interface | Serial | - | Serial |
| Configuration | 5 x 7 | - | 5 x 7 |
| Display Type | 5 x 7 Dot Matrix | - | 5 x 7 Dot Matrix |
| Wavelength | 641 nm | - | 574 nm |
| Voltage Forward Vf Typ | - | - | - |
| Millicandela Rating | 128μcd | - | 252μcd |
| Internal Connection | - | - | - |
| Maximum Operating Temperature | + 85 C | - | + 85 C |
| Minimum Operating Temperature | - 40 C | - | - 40 C |
| Vf Forward Voltage | 5.5 V | - | 3.3 V |
| Illumination Color | Red | - | Green |
| Number of Digits | 4 | - | 4 |
| Luminous Intensity | 128 ucd | - | 252 ucd |
| Character Size | - | - | 2.11 mm x 3.71 mm |
| Power Consumption | - | - | 0.766 W |
| If Forward Current | - | - | 5 mA |
| Viewing Area W x H | - | - | 15.46 mm x 3.71 mm |