BC41B143A05-ANN-E4

RF Transceiver ICS Overview

The Qualcomm BC41B143A05-ANN-E4 is an integrated RF transceiver IC featuring a built-in microcontroller unit (MCU). It operates at the 2.4GHz frequency band with a maximum data rate of 3Mbps and an output power of 6dBm. The device supports a supply voltage range of 2.2V to 4.2V. Internal memory includes 4MB of ROM and 48kB of RAM, enabling standalone processing capabilities alongside wireless communication functions.

RF Transceiver ICS Feature Summary

• Integrates Bluetooth radio functionality with a dedicated MCU for combined processing and connectivity
• Supports low-voltage operation within a 2.2V to 4.2V range suitable for portable applications
• Provides sufficient internal memory resources for embedded firmware execution

RF Transceiver ICS Applications

• Bluetooth-enabled IoT sensor nodes
• Low-power wearable devices
• Embedded consumer electronics requiring integrated control and wireless transmission

RF Transceiver ICS Procurement Notes

Verify the specific suffix 'ANN' against official Qualcomm documentation to confirm package type and tape-and-reel specifications. Ensure compatibility with the required 2.4GHz antenna design and matching network. Cross-reference the exact part number with authorized distributors to avoid counterfeit components, as this series may have multiple packaging variants.

RF Transceiver ICS Selection Notes

Select this component when a single-chip solution combining baseband processing and RF transmission is required. It is appropriate for designs where board space is limited and external MCU integration is undesirable. Consider the 3Mbps throughput limit and ensure it meets the application's latency requirements before finalizing the architecture.

RF Transceiver ICS Part Context

This model belongs to the Qualcomm BC41B143A series, which are highly integrated Bluetooth SoCs. These chips are designed to reduce system complexity by merging the transceiver and controller on one die. The series targets cost-sensitive and size-constrained markets, offering a compact alternative to discrete RF and MCU combinations.

RF Transceiver ICS Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify if the BC41B143A05-ANN-E1 or other suffix variations offer identical electrical characteristics and pinouts before considering substitution.