CYW20835PB1KML1GT

RF Transceiver ICS Overview

The CYW20835PB1KML1GT is a Bluetooth Low Energy (BLE) and IEEE 802.15.4 multi-mode wireless connectivity solution by Infineon Technologies, designed for low-power IoT applications. It integrates a high-performance ARM Cortex-M4F processor with a hardware crypto accelerator, supporting BLE 5.2 and Thread/Zigbee protocols. The device features an integrated power amplifier, RF switch, and matching network, enabling compact designs. Key specifications include a -96 dBm sensitivity, +8 dBm output power, and support for up to 128 KB of RAM and 512 KB of flash memory.

RF Transceiver ICS Feature Summary

• Integrated multi-mode radio supporting simultaneous or switched operation between Bluetooth Low Energy and IEEE 802.15.4 standards
• Built-in hardware cryptographic engine for secure key storage and data encryption without CPU overhead
• On-chip power management unit with dedicated LDOs and battery monitoring capabilities for energy-efficient operation

RF Transceiver ICS Applications

• Smart home sensors and actuators requiring Thread or Zigbee connectivity
• Bluetooth mesh lighting and control systems
• Industrial IoT devices needing secure, low-latency wireless communication

RF Transceiver ICS Procurement Notes

Verify the exact suffix PB1KML1GT against official Infineon documentation to confirm package type, temperature range, and tape/reel specifications. Ensure compatibility with your PCB layout regarding antenna matching components and crystal frequency. Cross-reference the datasheet for pinout definitions and recommended operating conditions before integration.

RF Transceiver ICS Selection Notes

Choose this component when both BLE and 802.15.4 protocols are required in a single chip to reduce BOM cost and board space. It is suitable for applications demanding high security due to its integrated crypto accelerator. Consider thermal performance and RF front-end requirements if external amplification is needed beyond the integrated PA.

RF Transceiver ICS Part Context

This part belongs to Infineon’s CYW208xx series of ultra-low-power wireless microcontrollers. It competes with other multi-mode SoCs in the IoT market, offering a balance of processing power, connectivity options, and security features. The series is optimized for battery-operated devices where long lifespan and reliable wireless performance are critical.

RF Transceiver ICS Replacement Considerations

Direct substitutes may include other Infineon CYW208xx variants with different package sizes or memory configurations. For non-Infineon alternatives, evaluate chips from Nordic Semiconductor or Texas Instruments that offer similar BLE and 802.15.4 integration, ensuring pin-to-pin compatibility or adapter solutions are available.