CYW20819A1KFBG

RF Transceiver ICS Overview

The CYW20819A1KFBG is an AIROC Bluetooth Low Energy System on Chip (SoC) manufactured by Infineon Technologies. It integrates a radio transceiver and an Arm Cortex-M4 microcontroller within a compact 62-WFBGA package measuring 4.5x4.5 mm. The device supports Bluetooth v5.2 protocols with a maximum data rate of 3 Mbps at 2.4 GHz. It features 256 kB of flash memory and 176 kB of RAM, operating on a supply voltage range of 1.045V to 1.26V. The component offers a transmit power of 4.5 dBm and a receiver sensitivity of -95 dBm, functioning reliably across temperatures from -30°C to 85°C.

RF Transceiver ICS Feature Summary

• Integrates a 2.4 GHz radio transceiver with an Arm Cortex-M4 core for combined wireless connectivity and processing.
• Supports Bluetooth v5.2 standards enabling efficient low-power communication for IoT applications.
• Includes substantial onboard memory resources comprising 256 kB flash and 176 kB RAM for code and data storage.

RF Transceiver ICS Applications

• IoT sensor nodes requiring integrated wireless transmission and local processing
• Smart home devices utilizing Bluetooth LE for control and monitoring
• Industrial equipment telemetry systems needing reliable short-range data links

RF Transceiver ICS Procurement Notes

Verify the specific ordering suffix and package variant against project requirements before procurement. Confirm that the current lifecycle status aligns with long-term production needs, as this component may be subject to availability constraints or design-in restrictions. Ensure all electrical specifications match the target system interface and power budget.

RF Transceiver ICS Selection Notes

Select this component when a unified solution combining Bluetooth LE connectivity and MCU processing is required in a small footprint. Consider the 62-WFBGA package size and thermal characteristics for PCB layout. Evaluate the available serial interfaces such as SPI, UART, and I2C against peripheral requirements. Verify compatibility with existing development tools and SDK support for the Arm Cortex-M4 architecture.

RF Transceiver ICS Part Context

This part belongs to the AIROC CYW20819 series of dual-mode Bluetooth SoCs designed for Internet of Things applications. The series provides high integration levels suitable for battery-powered devices. The CYW20819A1KFBG specifically denotes the variant packaged in a 62-pin WFBGA format, offering a balance between performance and physical size for embedded designs.

RF Transceiver ICS Replacement Considerations

Check for alternative packages within the same family, such as reel or cut tape variants like CYW20819A1KFBGT, if manufacturing processes differ. Review official substitution lists for updated revisions or pin-compatible alternatives that maintain identical electrical characteristics and software compatibility.