AWR1843ABSABLRQ1

Overview

The AWR1843ABSABLRQ1 is a single-chip automotive radar sensor operating in the 76-GHz to 81-GHz frequency range. It integrates a DSP, MCU, and radar accelerator within an FCCSP-161 package. The device supports data rates up to 900 Mbps and delivers 12 dBm output power. It functions on a supply voltage between 1.14 V and 1.32 V, featuring 576 kB of program memory and 576 kB of data RAM. The component operates reliably across temperatures from -40°C to +125°C.

Feature Summary

• Integrates digital signal processing, microcontroller, and radar acceleration hardware
• Supports high-speed serial communication interfaces for data transfer
• Certified for automotive applications with extended temperature operation

Applications

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

Procurement Notes

Verify the specific suffix against official Texas Instruments documentation to ensure correct package type and thermal rating. Confirm that the ordering part number matches the required moisture sensitivity level and tape-and-reel specifications. Cross-reference the datasheet revision to validate interface compatibility and electrical characteristics before finalizing procurement orders.

Selection Notes

Select this component when a fully integrated solution combining RF front-end and baseband processing is required. The FCCSP package offers a compact footprint suitable for space-constrained automotive modules. Ensure the design accommodates the specific voltage regulation requirements and thermal dissipation needs associated with the integrated processor cores.

Part Context

This model belongs to the AWR1843 family of single-chip FMCW radar sensors designed for automotive safety applications. It represents a consolidated approach to radar sensing by merging analog RF circuits with digital processing capabilities on one silicon die, reducing system complexity compared to discrete component solutions.

Replacement Considerations

Consult the TI product selection guide for direct functional equivalents within the same series. Verify pin-to-pin compatibility and software register mapping if substituting with other variants in the AWR1843 or AWR1443 families.