SWRU553A September   2019  – February 2020 AWR1243 , AWR2243

 

  1.   AWRx Cascaded Radar RF Evaluation Module (MMWCAS-RF-EVM)
    1.     Trademarks
    2. 1 Getting Started
      1. 1.1 Introduction
      2. 1.2 EVM Revisions
      3. 1.3 Key Features
      4. 1.4 What is Included
        1. 1.4.1 Kit Hardware Contents
        2. 1.4.2 mmWave Studio and Matlab Post Processing
    3. 2 Hardware Description
      1. 2.1 Block Diagram
      2. 2.2 Attaching the MMWAVCAS-RF-EVM to the MMWAVCAS-DSP-EVM
      3. 2.3 Power Status LED Indicators
      4. 2.4 Reset LED Indicators
      5. 2.5 Connectors
        1. 2.5.1 Host Board Connectors(J4, J5)
        2. 2.5.2 Bench Power Connector(J6)
        3. 2.5.3 20 GHz LO Debug Connector (J3)
        4. 2.5.4 AWR OSC_CLKOUT Debug Header (J2)
        5. 2.5.5 AWR Debug Headers (J1_1, J1_2, J1_3, J1_4)
      6. 2.6 Antennas
        1. 2.6.1 TX and RX Antenna Arrays
        2. 2.6.2 PCB Antenna Element
          1. 2.6.2.1 RX Antenna Element Performance
          2. 2.6.2.2 TX Antenna Element Performance
        3. 2.6.3 Virtual Antenna Array
    4. 3 Design Files and Software Tools
      1. 3.1 Hardware Collateral
      2. 3.2 Software, Development Tools, and Example Codes for MMWCAS-RF-EVM
      3. 3.3 Critical AWRx Setup Notes
        1. 3.3.1 LDO Bypass Requirement
    5. 4 PCB Dimensions and Mounting Information
    6. 5 PCB Storage and Handling Recommendations
    7. 6 References
    8. 7 Regulatory Information
  2.   Revision History

2.5 Connectors

To keep out of the field of view of the etched antenna array on the top layer (front) of the board, all connectors are placed on the bottom layer (back) of the board.

swru553-cascade-rf-design-spec-diagrams-connectors-bottom1.pngFigure 8. MMWCAS-RF-EVM (Bottom-View) Connector Placements and Callouts

Connector Callouts

  • J6 - Auxillary Power Connector
  • J4 - Host Board Connector (AWRx #1, AWRx #2)
  • J5 - Host Board Connector (AWRx #3, AWRx #4)
  • J3 - 20 GHz LO Debug Connecctor
  • J2 - AWR OSC_CLKOUT Debug Header
  • J1_1 - AWRx #1 Debug Header
  • J1_2 - AWRx #2 Debug Header
  • J1_3 - AWRx #3 Debug Header
  • J1_4 - AWRx #4 Debug Header