Texas Instruments provides a recommended PCB layout in the TUSB2551PWR evaluation module (EVM) user's guide, which includes guidelines for component placement, routing, and thermal management. It's essential to follow these guidelines to ensure proper operation and minimize electromagnetic interference (EMI).
The TUSB2551PWR is a USB 2.0 high-speed (HS) and full-speed (FS) transceiver, and it can be configured for different USB speeds using the MODE pin. The MODE pin can be tied to VCC or GND to select between HS and FS modes. Additionally, the device can be configured using the I2C interface to select the desired USB speed.
The power consumption of the TUSB2551PWR varies depending on the mode of operation. In HS mode, the typical power consumption is around 150 mA, while in FS mode, it's around 50 mA. In suspend mode, the power consumption is typically around 10 mA. The exact power consumption can be found in the datasheet and depends on the specific application and operating conditions.
To ensure EMC with the TUSB2551PWR, it's essential to follow proper PCB layout and design guidelines, such as keeping the USB traces short and away from noise sources, using shielding and filtering, and implementing proper grounding and decoupling. Additionally, the device has built-in features such as spread spectrum clocking and adaptive equalization to help reduce EMI.
Yes, the TUSB2551PWR is suitable for industrial and automotive applications due to its operating temperature range of -40°C to 85°C and its ability to withstand voltage transients and electromagnetic interference (EMI). However, it's essential to ensure that the device is properly qualified and tested for the specific application requirements.
TUSB2551PWR datasheet
by Texas Instruments
