Overview
The TUSB216-Q1, produced by Texas Instruments, is a third-generation USB 2.0 high-speed signal conditioner designed to enhance the signal integrity of USB high-speed channels. This device is specifically tailored for automotive and other high-loss transmission applications, ensuring compliance with USB 2.0 high-speed near-end eye specifications even over extended cable lengths. It is AEC-Q100 qualified, making it suitable for automotive environments with a temperature range of -40°C to 105°C. The TUSB216-Q1 supports USB 2.0, OTG 2.0, and BC 1.2 protocols, and it includes an integrated BC 1.2 battery charging controller.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 2.3 - 6.5 | V |
| Operating Temperature Range | -40 to 105 | °C |
| USB Data Voltage Range | -0.3 to 5.5 | V |
| Storage Temperature Range | -65 to 150 | °C |
| Maximum Junction Temperature | 125 | °C |
| USB High-Speed Bit Rate | 480 Mbps | Mbps |
| Rise/Fall Time (USB HS) | 100 ps | ps |
| Package Type | X2QFN (12-pin) | |
| Package Size | 1.6 mm × 1.6 mm | mm |
Key Features
- Signal Conditioning: Compensates for both AC and DC losses in the transmission channel, improving signal quality without altering packet timing or adding propagation delay.
- High-Speed Boost: Includes edge boost and DC boost functions to enhance the eye width of USB 2.0 high-speed signals.
- RX Sensitivity Adjustment: Allows for adjustable RX sensitivity through external pull-up and pull-down resistors to overcome high attenuation in cables.
- BC 1.2 Battery Charging Controller: Integrated controller supports CDP charging downstream port functionality when enabled.
- I2C Compatibility: Supports 100 and 400 kHz I2C for device configuration and status readback.
- Scalable Solution: Devices can be daisy-chained to cover longer distances or high-loss transmission paths, with up to 4 devices in series.
- Low Power Consumption: Ultra-low USB disconnect and shutdown power consumption.
- Compatibility: Compatible with USB 2.0, OTG 2.0, and BC 1.2 protocols; pin compatible with TUSB211A, 212, 214, and 217A (3.3 V).
Applications
- Automotive Infotainment and Cluster: Ideal for automotive head units and other in-vehicle systems.
- Active Cables and Cable Extenders: Enhances signal integrity in extended cable applications.
- Backplane Applications: Suitable for high-loss transmission paths in backplane configurations.
Q & A
- What is the primary function of the TUSB216-Q1?
The primary function of the TUSB216-Q1 is to condition USB 2.0 high-speed signals to compensate for signal loss in transmission channels.
- What temperature range does the TUSB216-Q1 operate in?
The TUSB216-Q1 operates in a temperature range of -40°C to 105°C.
- What is the supply voltage range for the TUSB216-Q1?
The supply voltage range for the TUSB216-Q1 is 2.3 V to 6.5 V.
- Does the TUSB216-Q1 support I2C communication?
Yes, the TUSB216-Q1 supports 100 and 400 kHz I2C for device configuration and status readback.
- Can the TUSB216-Q1 be used in series to extend cable length?
Yes, the TUSB216-Q1 can be daisy-chained to cover longer distances or high-loss transmission paths, with up to 4 devices in series.
- What protocols is the TUSB216-Q1 compatible with?
The TUSB216-Q1 is compatible with USB 2.0, OTG 2.0, and BC 1.2 protocols.
- How does the TUSB216-Q1 adjust RX sensitivity?
The TUSB216-Q1 allows for adjustable RX sensitivity through external pull-up and pull-down resistors to overcome high attenuation in cables.
- Does the TUSB216-Q1 include a battery charging controller?
Yes, the TUSB216-Q1 includes an integrated BC 1.2 battery charging controller.
- What is the package type and size of the TUSB216-Q1?
The TUSB216-Q1 comes in a 12-pin X2QFN package with a size of 1.6 mm × 1.6 mm.
- Is the TUSB216-Q1 AEC-Q100 qualified?
Yes, the TUSB216-Q1 is AEC-Q100 qualified for automotive applications.
