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The Texas Instruments TUSB2077APTR is a high-speed USB 2.0 hub controller. It is designed to provide additional USB ports and expand the connectivity options of a device, allowing for easy connection of multiple USB devices through a single USB port. Functions: - USB 2.0 Hub Controller: The TUSB2077APTR acts as a hub that allows multiple USB devices to be connected to a host device through a single USB port. - High-Speed Data Transfer: It supports high-speed USB 2.0 protocol, providing data transfer rates up to 480 Mbps. - Port Mapping and Routing: The controller manages the mapping and routing of data between the host device and the connected USB devices. Applications: The TUSB2077APTR can be used in various applications, including: 1. Personal Computers: It can be integrated into desktop PCs, laptops, and tablets to provide additional USB ports. 2. Consumer Electronics: The controller can be used in TVs, media players, game consoles, and other devices that require multiple USB connections. 3. Industrial Equipment: It can be utilized in industrial machinery, test equipment, and automation systems that need USB connectivity. Alternative Parts: While the TUSB2077APTR is a specific model, Texas Instruments offers other USB hub controllers with similar capabilities. Some alternative parts to consider are: - TUSB2077A: This is the non-packaged equivalent of TUSB2077APTR. - TUSB2046B: A 4-port USB 2.0 hub controller. - TUSB4041I: A USB 3.0 hub controller with multiple ports. Embedded Modules: The TUSB2077APTR is an integrated circuit and does not typically incorporate embedded modules. However, it can be used as a key component in the design and development of embedded systems that require USB connectivity. Q&A: 1. Q: How many USB devices can be connected using the TUSB2077APTR? A: The TUSB2077APTR can support up to 7 downstream USB device connections. 2. Q: Does the TUSB2077APTR require external power? A: Yes, it requires an external power supply to operate properly. 3. Q: What is the maximum data transfer rate supported by the TUSB2077APTR? A: It supports high-speed USB 2.0 protocol, offering data transfer rates up to 480 Mbps. 4. Q: Can the TUSB2077APTR be used in battery-powered devices? A: Yes, it can be used in battery-powered devices as long as an external power source is available for the hub controller. 5. Q: Is the TUSB2077APTR compatible with USB 3.0 devices? A: No, the TUSB2077APTR is specifically designed for USB 2.0 connectivity and is not compatible with USB 3.0 devices.