Overview
The TUSB2036VFRG4, produced by Texas Instruments, is a 2- or 3-port hub designed for the Universal Serial Bus (USB) with an optional serial EEPROM interface. This device is fully compliant with the USB 2.0 specification and operates as a full-speed hub. It features integrated USB transceivers for all upstream and downstream ports, ensuring seamless communication between devices. The TUSB2036VFRG4 is implemented with a 3.3-V low-power ASIC logic, eliminating the need for firmware programming due to its digital state machine design. The hub supports both bus-powered and self-powered modes, making it versatile for various applications.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Number of Ports | Upstream and downstream ports | 1 upstream, 2 or 3 downstream |
| Data Rate | Maximum data transfer rate | 12 Mbps (full-speed), 1.5 Mbps (low-speed) |
| Operating Temperature | Range of operating temperatures | 0°C to 70°C |
| Power Modes | Supported power modes | Bus-powered, self-powered |
| Package Type | Physical package of the device | 32-Pin HLQFP (JEDEC −S-PQFP-G) |
| Package Size | Dimensions of the package | 7.00 mm × 7.00 mm |
| Clock Source | Supported clock frequencies | 6 MHz or 48 MHz |
Key Features
- Integrated USB Transceivers: Fully compliant USB transceivers for all upstream and downstream ports.
- Low-Power ASIC Logic: 3.3-V low-power ASIC logic for efficient operation.
- Programmable Downstream Ports: The number of downstream ports (2 or 3) is selected by input pins.
- Power Management: Supports both bus-powered and self-powered modes with overcurrent protection and power switching.
- EEPROM Interface: Optional serial EEPROM interface for custom vendor ID and product ID.
- No Special Driver Requirements: Works seamlessly with any operating system that has USB stack support.
- Suspend and Resume Operations: Supports suspend and resume operations with a suspend status pin available for external logic power down.
Applications
- Computer Systems: Ideal for integrating USB hubs into desktop and laptop computers.
- Docking Stations: Suitable for use in docking stations to expand USB connectivity.
- Other USB Devices: Can be used in various other devices requiring USB hub functionality, such as printers, scanners, and external hard drives.
Q & A
- What is the TUSB2036VFRG4?
The TUSB2036VFRG4 is a 2- or 3-port USB hub produced by Texas Instruments, compliant with the USB 2.0 specification.
- How many ports does the TUSB2036VFRG4 support?
The device supports one upstream port and 2 or 3 programmable downstream ports.
- What are the supported power modes of the TUSB2036VFRG4?
The device supports both bus-powered and self-powered modes.
- Does the TUSB2036VFRG4 require firmware programming?
No, the TUSB2036VFRG4 does not require firmware programming due to its digital state machine design.
- What is the maximum data transfer rate of the TUSB2036VFRG4?
The maximum data transfer rate is 12 Mbps for full-speed devices and 1.5 Mbps for low-speed devices.
- What is the operating temperature range of the TUSB2036VFRG4?
The operating temperature range is from 0°C to 70°C.
- Does the TUSB2036VFRG4 support overcurrent protection?
- Can the TUSB2036VFRG4 be used with an external EEPROM?
- What package type is the TUSB2036VFRG4 available in?
The device is available in a 32-Pin HLQFP package.
- Does the TUSB2036VFRG4 require special drivers to operate?
No, the device works seamlessly with any operating system that has USB stack support.
