CBTL02GP023HOZ

Overview

The CBTL02GP023 is a one-port, high-performance 5 Gbps rail-to-rail low insertion loss switch chip designed for USB 3.0 signal interfacing with high-voltage off-isolation. It supports differential channels with a typical bandwidth of 7 GHz and an ON-state resistance of 11 Ω. The device operates within a VDD supply range of 2.7 V to 3.5 V, consuming a maximum active current of 500 μA. It features low insertion loss of -1.5 dB at 2.5 GHz and offers ESD protection exceeding 2000 V HBM. Packaged in a DHX2QFN14 (1.5 mm x 2.1 mm x 0.32 mm) format, it functions across an ambient temperature range of -20 °C to +85 °C.

Feature Summary

• Supports 5 Gbps USB 3.0 signals and large swing USB 2 or UART signals with rail-to-rail input capability.
• Provides high off-isolation performance when interfacing USB 3.0 signals with higher voltage domains.
• Includes back current protection on all I/O pins and robust ESD protection capabilities.
• Features dual control inputs (ENH and ONH) for optimized power-down and isolation states.

Applications

• USB 3.0 signal switching in dongle applications
• Signal routing in plug-type devices
• General purpose 5 Gbps rail-to-rail switching

Procurement Notes

Verify the specific ordering suffix HOZ corresponds to the REEL 13" Q1/T1 packing method as documented in the NXP datasheet. Confirm that the component meets the required operating temperature range of -20 °C to +85 °C for your specific environmental conditions. Ensure design compatibility with the DHX2QFN14 package dimensions and soldering profiles specified in the official documentation.

Selection Notes

Select this component when interfacing 5 Gbps USB 3.0 data lines with higher voltage domains requiring significant off-isolation. The rail-to-rail input characteristic allows compatibility with various signal swings, including USB 2.0 and UART. Consider the small form factor and low active current consumption if space and power efficiency are critical constraints in the target application design.

Part Context

The CBTL02GP023 belongs to NXP's CBTL series of high-speed analog switches. It is specifically engineered for portable electronics and connectivity interfaces where signal integrity at 5 Gbps is paramount. The device utilizes patent-pending analog pass-gate technology to achieve its performance metrics while maintaining a compact footprint suitable for modern miniaturized hardware designs.

Replacement Considerations

No direct public substitute part numbers are listed in the provided datasheet. Engineers should consult NXP technical support or review the broader CBTL family specifications for potential alternatives that match the required pinout, electrical characteristics, and package dimensions.

FAQ

How does the ENH pin affect the device state?

When ENH is LOW, the switches enter a high-impedance sleep mode with a maximum current consumption of 12 μA. When HIGH, the device enables the switches with a maximum current consumption of 500 μA.

What is the common mode input voltage range?

The common mode input voltage (VIC) for all switch ports ranges from 0 V to VDD, allowing for rail-to-rail operation.

What is the typical intra-pair skew?

The typical intra-pair skew for the differential channels is 6 ps.