CSR1001A04-IQQA-R

RF Transceiver ICS Overview

The Qualcomm CSR1001A04-IQQA-R is a Bluetooth v4.0 transceiver integrated with an MCU, operating at 2.4GHz in a 56-VFQFN package. It features 64kB RAM and 64kB ROM, supporting I2C, SPI, and UART interfaces. The device supplies 7.5dBm output power with -92.5dBm sensitivity. Operating voltage ranges from 1.2V to 3.6V, with receive and transmit currents rated at 16mA. It supports data rates up to 2MBaud and functions within a temperature range of -30°C to 85°C.

RF Transceiver ICS Feature Summary

• Integrates RF transceiver capabilities with a microcontroller unit for system simplification.
• Supports Bluetooth v4.0 protocol standards for wireless connectivity.
• Provides flexible peripheral access through 35 general-purpose input/output pins.
• Operates on a single supply voltage ranging from 1.2V to 3.6V.

RF Transceiver ICS Applications

• Bluetooth-enabled wearable devices
• Wireless sensor networks
• Personal area network peripherals

RF Transceiver ICS Procurement Notes

Verify component status as this part is officially listed as discontinued by the manufacturer. Confirm availability through authorized distributors only, noting that inventory may be limited or exhausted. Ensure compatibility with existing design infrastructure before procurement due to end-of-life status. Check for RoHS3 compliance documentation if required for specific regulatory environments.

RF Transceiver ICS Selection Notes

Select this component for applications requiring integrated Bluetooth v4.0 connectivity with embedded processing capabilities. Consider the 56-VFQFN package constraints for PCB layout. Evaluate the 16mA current consumption against battery life requirements. Verify interface compatibility with target host systems regarding I2C, SPI, or UART support.

RF Transceiver ICS Part Context

This component belongs to the Qualcomm µEnergy series, designed for low-power wireless applications. It combines radio frequency transmission and reception with microcontroller functionality, reducing bill-of-materials complexity. The device targets compact form factors suitable for portable electronics requiring efficient power management and wireless communication protocols.

RF Transceiver ICS Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Due to the discontinued status, alternative solutions require evaluation based on functional equivalence rather than direct pin-to-pin substitution. Consult official replacement guides from the manufacturer for updated product line recommendations.