KW45B41Z83AFPBT

RF Transceiver ICS Overview

The KW45B41Z83AFPBT is an NXP Semiconductors RF microcontroller integrating a Bluetooth Low Energy 6.0 radio with an Arm Cortex-M33 core. It operates within the 2.36 GHz to 2.48 GHz frequency range, supporting data rates up to 2 Mbps. The device features 1 MB of Flash program memory and 128 kB of SRAM data RAM. It delivers a maximum output power of 10 dBm and achieves a sensitivity of -106 dBm. The unit is housed in a HVQFN-40 package and supports interfaces including I2C, SPI, UART, and PWM.

RF Transceiver ICS Feature Summary

• Integrates a high-performance Bluetooth Low Energy 6.0 compliant radio with an Arm Cortex-M33 processor core for efficient wireless connectivity and processing.
• Includes EdgeLock Secure Enclave providing an isolated execution environment for enhanced security operations.
• Supports up to 24 simultaneous secure connections to facilitate complex multi-device network topologies.

RF Transceiver ICS Applications

• Automotive electronic systems requiring secure wireless communication
• Smart car keyless entry and access control systems
• IoT devices utilizing Bluetooth Low Energy protocols

RF Transceiver ICS Procurement Notes

Verify the specific suffix 'AFPBT' against official NXP documentation to confirm the HVQFN-40 package variant and pinout configuration. Ensure compatibility with required automotive qualification tiers if deploying in vehicle environments. Cross-reference interface support for CAN, LIN, or other bus standards with system requirements before procurement.

RF Transceiver ICS Selection Notes

Select this component when a single-chip solution combining BLE 6.0 radio capabilities with a Cortex-M33 MCU is required. Consider the 1 MB Flash and 128 kB RAM limits for application complexity. Evaluate the HVQFN-40 package constraints against PCB layout space and thermal management needs compared to the HVQFN-48 variant.

RF Transceiver ICS Part Context

This model belongs to the KW45 product family, designed as low-power, highly secure single-chip wireless MCUs. The family integrates Bluetooth Low Energy radios with Arm Cortex-M cores, targeting applications that demand robust wireless connectivity alongside local processing capabilities in compact form factors.

RF Transceiver ICS Replacement Considerations

The KW45B41Z83AFTBT is a related variant within the same family but utilizes an HVQFN-48 package instead of the HVQFN-40 package found in the AFPBT model. Verify pinout compatibility and physical footprint differences before substituting.