Overview
The TUSB212IRWBT from Texas Instruments is a USB 2.0 high-speed signal conditioner designed to enhance the signal quality and integrity of USB interfaces. This compact integrated circuit is engineered to compensate for Inter-Symbol Interference (ISI) signal loss in transmission channels, making it particularly useful in environments where signal degradation is a concern, such as long cable runs or electromagnetically challenging situations. The device is compatible with USB 2.0, USB On-The-Go (OTG) 2.0, and Battery Charging (BC) 1.2 protocols, ensuring broad applicability in various USB-enabled devices.
Key Specifications
| Specification | Value |
|---|---|
| Package Type | X2QFN (RWB) with 12 pins |
| Operating Temperature Range | -40°C to 85°C |
| Supply Voltage (Nominal) | 3.3 V |
| Supply Voltage (Min/Max) | 3 V / 3.6 V |
| Supply Current (Max) | 3 mA |
| Package Body Material | Plastic/Epoxy |
| Package Size | 1.6 mm x 1.6 mm |
| Terminal Pitch | 0.4 mm |
| Surface Mount | Yes |
| Terminal Form | No Lead |
Key Features
- Compatible with USB 2.0, OTG 2.0, and BC 1.2 protocols
- Supports Low Speed (LS), Full Speed (FS), and High Speed (HS) signaling
- Programmable signal AC boost and DC boost via external pulldown resistor
- Ultra-low USB disconnect and shutdown power consumption
- Selectable signal gain via daisy chain device for high loss applications
- D1P/M and D2P/M interchangeable and host/device agnostic
- Supports up to 5m pre-channel or 2m post-channel cable length
- Compact 1.6 mm x 1.6 mm QFN package
Applications
- Notebooks
- Desktops
- Docking Stations
- Cell Phones
- Active Cables and Cable Extenders
- Backplane
- Televisions
- Tablets
Q & A
- What is the primary function of the TUSB212IRWBT? The TUSB212IRWBT is a USB 2.0 high-speed signal conditioner designed to compensate for ISI signal loss in transmission channels.
- What are the compatible USB protocols for the TUSB212IRWBT? The device is compatible with USB 2.0, OTG 2.0, and BC 1.2 protocols.
- What is the operating temperature range of the TUSB212IRWBT? The operating temperature range is -40°C to 85°C.
- How is the signal gain adjusted in the TUSB212IRWBT? The signal gain can be adjusted via an external pulldown resistor.
- What is the maximum supply current of the TUSB212IRWBT? The maximum supply current is 3 mA.
- Is the TUSB212IRWBT suitable for high-loss applications? Yes, it supports selectable signal gain via daisy chain devices for high-loss applications.
- What is the package size of the TUSB212IRWBT? The package size is 1.6 mm x 1.6 mm in an X2QFN (RWB) package.
- Does the TUSB212IRWBT affect Low Speed and Full Speed USB signals? No, the device does not alter the characteristics of Low Speed and Full Speed signals.
- What are some common applications of the TUSB212IRWBT? Common applications include notebooks, desktops, docking stations, cell phones, active cables, and backplanes.
- Is the TUSB212IRWBT RoHS and REACH compliant? Yes, the TUSB212IRWBT is both RoHS and REACH compliant.
