CYBL11473-56LQXIT

RF Transceiver ICS Overview

The CYBL11473-56LQXIT is a Bluetooth Low Energy (BLE) system-on-chip from Infineon Technologies, integrating an ARM Cortex-M0 processor with a 2.4 GHz radio transceiver. It features 256 kB of program memory and 32 kB of SRAM data RAM. The device operates within a supply voltage range of 1.9 V to 5.5 V and supports a maximum clock frequency of 48 MHz. Key electrical specifications include a receiver sensitivity of -91 dBm and an output power of 3 dBm. The component utilizes a 56-pin QFN package and provides 36 general-purpose input/output pins.

RF Transceiver ICS Feature Summary

• Integrates an ARM Cortex-M0 core with a 2.4 GHz BLE radio transceiver for combined processing and wireless communication.
• Supports standard serial communication interfaces including I²C, SPI, and UART for peripheral connectivity.
• Features high receiver sensitivity and configurable output power for reliable wireless signal transmission.

RF Transceiver ICS Applications

• Bluetooth Low Energy wearable devices
• Wireless sensor networks
• Smart home IoT peripherals

RF Transceiver ICS Procurement Notes

Verify the specific suffix IT indicates tape and reel packaging versus other variants. Confirm current availability status as distribution channels may vary. Ensure compliance with RoHS3 requirements if mandated by project specifications. Check for any obsolescence notices or end-of-life declarations from the manufacturer before finalizing procurement plans.

RF Transceiver ICS Selection Notes

Select this component when a single-chip solution for BLE connectivity and low-power processing is required. The integrated architecture reduces board space compared to discrete RF and MCU combinations. Consider the 56-pin QFN footprint for layout constraints. Verify that the 36 available GPIOs meet the interface requirements for the target application sensors and actuators.

RF Transceiver ICS Part Context

This part belongs to the PRoC™ BLE series from Infineon Technologies, designed specifically for Internet of Things applications requiring efficient wireless communication. It combines the capabilities of a microcontroller and a radio transceiver into a single package, simplifying design complexity for developers working on compact wireless electronics.

RF Transceiver ICS Replacement Considerations

Public confirmed substitute part numbers are not provided in the source material. Consult official Infineon documentation for direct pin-to-pin compatible alternatives within the same product family.