CYW89459CUBGT

RF Transceiver ICS Overview

The CYW89459CUBGT is an automotive-grade RF transceiver and microcontroller unit (MCU) manufactured by Infineon Technologies. It integrates dual-band Wi-Fi supporting the 802.11ac standard with Bluetooth v5.2 capabilities. The device operates across 2.4GHz and 5GHz frequency bands, providing combined wireless connectivity solutions. It is housed in a 194-pin UFBGA or WLBGA package, specifically sized at 5.16x7.7 mm. The component is designed for surface mount installation and functions within an operating temperature range of -40°C to 85°C.

RF Transceiver ICS Feature Summary

• Integrates Wi-Fi 802.11ac and Bluetooth v5.2 protocols into a single system-on-chip architecture
• Supports dual-band operation across 2.4GHz and 5GHz radio frequencies
• Includes an embedded microcontroller unit alongside the RF transceiver functionality
• Qualified for automotive applications with extended industrial temperature tolerance

RF Transceiver ICS Applications

• Automotive infotainment systems requiring integrated wireless connectivity
• Vehicle telematics units needing simultaneous Wi-Fi and Bluetooth communication
• Smart cockpit interfaces utilizing dual-band wireless standards
• On-board diagnostic and data transmission modules

RF Transceiver ICS Procurement Notes

Verify the specific ordering suffix and packaging configuration when placing orders, as availability may vary between tape and reel, cut tape, or Digi-Reel formats. Confirm that the requested quantity aligns with the manufacturer's standard factory pack size of 5,000 units if full reels are required. Ensure that the procurement channel provides valid traceability documentation suitable for automotive supply chain requirements. Cross-reference the part number against current distributor listings to confirm active status and lead times before finalizing purchase agreements.

RF Transceiver ICS Selection Notes

Select this component when a design requires a single chip solution for both Wi-Fi and Bluetooth connectivity in automotive environments. The integration of the MCU reduces board space and simplifies the overall system architecture compared to discrete components. Consider the 194-pin WLBGA package constraints during PCB layout and thermal management planning. Verify that the host processor can interface with the UART protocol specified for Bluetooth communication and supports the necessary PCIe or SDIO interfaces for Wi-Fi data transfer.

RF Transceiver ICS Part Context

This part belongs to the CYW89459 family of wireless connectivity solutions from Infineon Technologies. It is distinct from other variants such as the CYW89359CUBGT, which may offer different feature sets or performance levels. The CYW89459 series is specifically engineered to meet the rigorous reliability and environmental standards required for modern vehicle electronics, ensuring stable operation under varying thermal conditions typical of automotive interiors.

RF Transceiver ICS Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Evaluate compatibility carefully if considering alternative models within the same product family, as differences in pinout, firmware support, or regulatory certifications may exist. Consult official Infineon documentation for detailed cross-reference information before attempting any hardware substitution.