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The TUSB1044RNQR is a bidirectional linear redriver designed for USB Type-C Alt Mode applications, supporting data rates up to 10 Gbps. It provides four channels of signal conditioning with input equalization to mitigate inter-symbol interference caused by cable and PCB trace losses. The device operates on a single 3.3 V supply (range 3V to 3.6V) and features an input capacitance of 5 pF. It is housed in a 40-WQFN package measuring 6x4 mm with a 0.4 mm pitch. This commercial grade component functions within a temperature range of 0°C to 70°C.
Verify the specific suffix against official Texas Instruments documentation to confirm the exact temperature rating and packaging configuration. The RNQR suffix indicates the commercial temperature range and tape-and-reel packaging. Ensure compatibility with system voltage requirements and thermal constraints before finalizing procurement orders.
Select this component for designs requiring protocol-independent signal integrity restoration for high-speed USB Type-C connections. Verify that the host controller supports I2C or GPIO configuration for the integrated multiplexer and equalization settings. Confirm that the 40-pin WQFN footprint aligns with the PCB layout guidelines provided in the datasheet.
This part belongs to the TUSB1044 family of USB Type-C bidirectional linear redrivers. Variants such as TUSB1044IRNQT offer industrial temperature ratings (-40°C to 85°C), while others may include different packaging options. The base product number TUSB1044 defines the core functionality shared across these derivatives.
TUSB1044IRNQT offers identical electrical performance but with an extended industrial temperature range (-40°C to 85°C). Designers requiring wider thermal operation should consider this variant. Other members of the TUSB1044 family share the same pinout and functional architecture.