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| PartNumber | USB3503-I/ML | USB3503/ML | USB3503/ML-TR |
| Description | USB Interface IC USB 2.0 Hub Cntrllr | USB Interface IC USB 2.0 Hub Cntrllr | |
| Manufacturer | Microchip | Microchip | - |
| Product Category | USB Interface IC | USB Interface IC | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SQFN-32 | SQFN-32 | - |
| Series | USB3503 | USB3503 | - |
| Product | USB Hubs | USB Hubs | - |
| Type | Hub Controller | Hub Controller | - |
| Standard | USB 2.0 | USB 2.0 | - |
| Speed | High Speed | High Speed | - |
| Supply Voltage Min | 2.8 V | 2.8 V | - |
| Supply Voltage Max | 3.6 V | 3.6 V | - |
| Operating Supply Current | 24 mA | 24 mA | - |
| Minimum Operating Temperature | - 40 C | 0 C | - |
| Maximum Operating Temperature | + 85 C | + 70 C | - |
| Packaging | Tray | Tray | - |
| Brand | Microchip Technology | Microchip Technology | - |
| Interface Type | I2C, USB | I2C, USB | - |
| Moisture Sensitive | Yes | Yes | - |
| Operating Supply Voltage | 3.3 V | 3.3 V | - |
| Product Type | USB Interface IC | USB Interface IC | - |
| Factory Pack Quantity | 490 | 490 | - |
| Subcategory | Interface ICs | Interface ICs | - |
| Unit Weight | 0.014462 oz | 0.014462 oz | - |