uPD720115 USB 2.0 4 端口集线器参考设计
这是采用uPD720115K8-701-BAL-A的USB2.0 4端口集线器参考设计。 这款即插即用集线器从 PC 的 USB2.x 端口扩展了 4 个 USB2.0 端口。 普通操作系统不需要驱动程序。
设计相关文档包含在设计套件中。
概览
描述
The µPD720115 is a USB 2.0 hub controller that supports USB Battery Charging Specification 1.2; it can charge various portable devices, like smartphones and tablet PCs. µPD720115 integrates two regulators to eliminate external regulators which saves system costs. The µPD720115 enhances the operating temperature range from -40 °C to +85 °C and it is suitable for various markets, including consumer and industrial markets.
特性
- Compliant with Universal Serial Bus Specification Revision 2.0, which is released by USB Implementers Forum, inc
- Low-speed (1.5Mbps)/Full-speed (12Mbps)/High-speed (480Mbps)
- Supporting USB 2.0 Link Power Management
- USB-IF Certified: TID (Test ID) = 30000066
- Has Windows Hardware Certification for Windows 8 and Windows 8.1 (Submission ID = 1617556)
- Supports USB Battery Charging Specification Revision 1.2 and other portable devices
- Configurable downstream port counts of 2, 3, or 4 ports
- Supports Individual/Gang power control/overcurrent detection
- Supports USB 2.0 Compound (non-removal) devices by I/O pin strapping
- Single 5V power supply, on-chip LDO for 3.3V from 5V and 1.05V from 3.3V
- System clock: 24MHz crystal or oscillator
- Supports 24MHz clock output from non-removal device on downstream port
- Small footprint using a small QFN package (40-pin QFN)
产品对比
应用
- USB hub box
- Monitor
- PC, docking station, port replicator
- Digital TV, set-top box
- Multi-function printer
- Other industrial equipment
文档
相关文档
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| 数据手册 | PDF 670 KB | |
| 产品可靠性报告 | PDF 395 KB | |
| 手册 - 硬件 | PDF 381 KB | |
| 产品可靠性报告 | PDF 409 KB | |
| 宣传手册 | PDF 1.11 MB | |
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