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Part Name  

AWR1243 Datasheet

Part Name Description Manufacturer
AWR1243 Single-Chip 77- and 79-GHz FMCW Transceiver TI
Texas Instruments TI
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AWR1243 image

Description
The AWR1243 device is an integrated single-chip FMCW transceiver capable of operation in the 76- to 81-GHz band. The device enables unprecedented levels of integration in an extremely small form factor. AWR1243 is an ideal solution for low power, self-monitored, ultra-accurate radar systems in the automotive space.

Features
• FMCW Transceiver
   – Integrated PLL, Transmitter, Receiver,
      Baseband, and A2D
   – 76- to 81-GHz Coverage With 4 GHz Available
      Bandwidth
   – Four Receive Channels
   – Three Transmit Channels (Two Can be Used
      Simultaneously)
   – Ultra-Accurate Chirp Engine Based on
      Fractional-N PLL
   – TX Power: 12 dBm
   – RX Noise Figure:
      – 15 dB (76 to 77 GHz)
      – 16 dB (77 to 81 GHz)
   – Phase Noise at 1 MHz:
      – –94 dBc/Hz (76 to 77 GHz)
      – –91 dBc/Hz (77 to 81 GHz)
• Built-in Calibration and Self-Test
   – Built-in Firmware (ROM)
   – Self-calibrating System Across Frequency and
      Temperature
• Host Interface
   – Control Interface With External Processor Over
      SPI
   – Data Interface With External Processor Over
      MIPI D-PHY and CSI2 V1.1
   – Interrupts for Fault Reporting
• ASIL B Capable
• AECQ100 Qualified
• AWR1243 Advanced Features
   – Embedded Self-monitoring With No Host
      Processor Involvement
   – Complex Baseband Architecture
   – Option of Cascading Multiple Devices to
      Increase Channel Count
   – Embedded Interference Detection Capability
• Power Management
   – Built-in LDO Network for Enhanced PSRR
   – I/Os Support Dual Voltage 3.3 V/1.8 V
• Clock Source
   – 40.0-MHz Crystal With Internal Oscillator
   – Supports External Oscillator at 40 and 50 MHz
• Easy Hardware Design
   – 0.65-mm Pitch, 161-Pin 10.4 mm × 10.4 mm
      Flip Chip BGA Package for Easy Assembly and
      Low-Cost PCB Design
   – Small Solution Size
• Supports Automotive Temperature Operating
   Range

Applications
• Automated Highway Driving
• Automatic Emergency Braking

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