AWR1843ARBSALPRQ1

Overview

The AWR1843ARBSALPRQ1 is a single-chip automotive radar sensor operating in the 76-GHz to 81-GHz frequency band. It integrates an ARM Cortex-R4F core, DSP, and antenna-on-package technology within an FCCSP package. Key electrical parameters include a maximum data rate of 900 Mbps, output power of 12 dBm, and supply voltage range of 1.14 V to 1.32 V. The device features 2 MB program memory, 2048 kB SRAM data RAM, and six ADC channels with 10-bit resolution. It supports interfaces including CAN, GPIO, I2C, and UART, and operates between -40°C and +125°C.

Feature Summary

• Integrates antenna-on-package technology for compact form factor
• Combines ARM Cortex-R4F processor with digital signal processing capabilities
• Supports high-speed data transmission up to 900 Mbps
• Complies with AEC-Q100 automotive qualification standards

Applications

• Automotive collision avoidance systems
• Blind spot detection applications
• Adaptive cruise control sensors

Procurement Notes

Verify that the specific suffix ALPRQ1 matches the required automotive grade and packaging specifications. Confirm compatibility with existing board designs regarding the FCCSP footprint and thermal requirements. Ensure that the procurement channel provides valid traceability documentation for automotive components. Cross-reference the manufacturer's latest release notes to confirm active status and availability constraints before finalizing orders.

Selection Notes

Select this component when a fully integrated solution combining RF front-end, processing, and antenna is required for space-constrained automotive designs. The choice is driven by the need for high integration density and compliance with strict automotive reliability standards. Consider the specific interface requirements and processing load to ensure the integrated Cortex-R4F and DSP resources are sufficient for the target application algorithm complexity.

Part Context

This part belongs to the Texas Instruments AWR1843 family of single-chip mmWave radar sensors. It shares architectural similarities with other variants like the AWR1843ABGABLQ1 but differs in packaging and specific integration features such as the antenna-on-package design. The family targets advanced driver assistance systems requiring high-performance sensing in a minimal footprint.

Replacement Considerations

Public confirmed substitute part numbers: AWR1843ABGABLQ1.