SWRS219F October   2018  – April 2025 IWR6443 , IWR6843

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Functional Block Diagram
  6. 5 Device Comparison
    1. 5.1 Related Products
  7. 6 Terminal Configuration and Functions
    1. 6.1 Pin Diagram
    2. 6.2 Signal Descriptions
      1. 6.2.1 Signal Descriptions - Digital
      2. 6.2.2 Signal Descriptions - Analog
    3. 6.3 Pin Attributes
  8. 7 Specifications
    1. 7.1  Absolute Maximum Ratings
    2. 7.2  ESD Ratings
    3. 7.3  Power-On Hours (POH)
    4. 7.4  Recommended Operating Conditions
    5. 7.5  VPP Specifications for One-Time Programmable (OTP) eFuses
      1. 7.5.1 Recommended Operating Conditions for OTP eFuse Programming
      2. 7.5.2 Hardware Requirements
      3. 7.5.3 Impact to Your Hardware Warranty
    6. 7.6  Power Supply Specifications
    7. 7.7  Power Consumption Summary
    8. 7.8  Power Save Mode
    9. 7.9  RF Specification
    10. 7.10 CPU Specifications
    11. 7.11 Thermal Resistance Characteristics for FCBGA Package [ABL0161]
    12. 7.12 Timing and Switching Characteristics
      1. 7.12.1  Power Supply Sequencing and Reset Timing
      2. 7.12.2  Input Clocks and Oscillators
        1. 7.12.2.1 Clock Specifications
      3. 7.12.3  Multibuffered / Standard Serial Peripheral Interface (MibSPI)
        1. 7.12.3.1 Peripheral Description
        2. 7.12.3.2 MibSPI Transmit and Receive RAM Organization
          1. 7.12.3.2.1 SPI Timing Conditions
          2. 7.12.3.2.2 SPI Controller Mode Switching Parameters (CLOCK PHASE = 0, SPICLK = output, SPISIMO = output, and SPISOMI = input) #GUID-C70CFB1F-161A-495B-85B8-62E1C643D037/T4362547-236 #GUID-C70CFB1F-161A-495B-85B8-62E1C643D037/T4362547-237 #GUID-C70CFB1F-161A-495B-85B8-62E1C643D037/T4362547-238
          3. 7.12.3.2.3 SPI Controller Mode Switching Parameters (CLOCK PHASE = 1, SPICLK = output, SPISIMO = output, and SPISOMI = input) #GUID-F724BCC6-8F26-42C4-8723-451EDE9A36D3/T4362547-244 #GUID-F724BCC6-8F26-42C4-8723-451EDE9A36D3/T4362547-245 #GUID-F724BCC6-8F26-42C4-8723-451EDE9A36D3/T4362547-246
        3. 7.12.3.3 SPI Peripheral Mode I/O Timings
          1. 7.12.3.3.1 SPI Peripheral Mode Switching Parameters (SPICLK = input, SPISIMO = input, and SPISOMI = output) #GUID-1B5DE4C6-14B2-48EF-965D-3B03E1AE325B/T4362547-70 #GUID-1B5DE4C6-14B2-48EF-965D-3B03E1AE325B/T4362547-71 #GUID-1B5DE4C6-14B2-48EF-965D-3B03E1AE325B/T4362547-73
        4. 7.12.3.4 Typical Interface Protocol Diagram (Peripheral Mode)
      4. 7.12.4  LVDS Interface Configuration
        1. 7.12.4.1 LVDS Interface Timings
      5. 7.12.5  General-Purpose Input/Output
        1. 7.12.5.1 Switching Characteristics for Output Timing versus Load Capacitance (CL)
      6. 7.12.6  Controller Area Network - Flexible Data-rate (CAN-FD)
        1. 7.12.6.1 Dynamic Characteristics for the CANx TX and RX Pins
      7. 7.12.7  Serial Communication Interface (SCI)
        1. 7.12.7.1 SCI Timing Requirements
      8. 7.12.8  Inter-Integrated Circuit Interface (I2C)
        1. 7.12.8.1 I2C Timing Requirements #GUID-36963FBF-DA1A-4FF8-B71D-4A185830E708/T4362547-185
      9. 7.12.9  Quad Serial Peripheral Interface (QSPI)
        1. 7.12.9.1 QSPI Timing Conditions
        2. 7.12.9.2 Timing Requirements for QSPI Input (Read) Timings #GUID-6DC69BBB-F187-4499-AC42-8C006552DEE1/T4362547-210 #GUID-6DC69BBB-F187-4499-AC42-8C006552DEE1/T4362547-209
        3. 7.12.9.3 QSPI Switching Characteristics
      10. 7.12.10 ETM Trace Interface
        1. 7.12.10.1 ETMTRACE Timing Conditions
        2. 7.12.10.2 ETM TRACE Switching Characteristics
      11. 7.12.11 Data Modification Module (DMM)
        1. 7.12.11.1 DMM Timing Requirements
      12. 7.12.12 JTAG Interface
        1. 7.12.12.1 JTAG Timing Conditions
        2. 7.12.12.2 Timing Requirements for IEEE 1149.1 JTAG
        3. 7.12.12.3 Switching Characteristics Over Recommended Operating Conditions for IEEE 1149.1 JTAG
  9. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Subsystems
      1. 8.3.1 RF and Analog Subsystem
        1. 8.3.1.1 Clock Subsystem
        2. 8.3.1.2 Transmit Subsystem
        3. 8.3.1.3 Receive Subsystem
      2. 8.3.2 Processor Subsystem
      3. 8.3.3 Host Interface
      4. 8.3.4 Main Subsystem Cortex-R4F
      5. 8.3.5 DSP Subsystem
      6. 8.3.6 Hardware Accelerator
    4. 8.4 Other Subsystems
      1. 8.4.1 ADC Channels (Service) for User Application
        1. 8.4.1.1 GP-ADC Parameter
    5. 8.5 Boot Modes
      1. 8.5.1 Flashing Mode
      2. 8.5.2 Functional Mode
  10. 9 Monitoring and Diagnostics
    1. 9.1 Monitoring and Diagnostic Mechanisms
      1. 9.1.1 Error Signaling Module
  11. 10Applications, Implementation, and Layout
    1. 10.1 Application Information
    2. 10.2 Reference Schematic
  12. 11Device and Documentation Support
    1. 11.1 Device Nomenclature
    2. 11.2 Tools and Software
    3. 11.3 Documentation Support
    4. 11.4 Support Resources
    5. 11.5 Trademarks
    6. 11.6 Electrostatic Discharge Caution
    7. 11.7 Glossary
  13. 12Revision History
  14. 13Mechanical, Packaging, and Orderable Information
    1. 13.1 Packaging Information
    2. 13.2 Tray Information for ABL, 10.4 × 10.4 mm

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • ABL|161
Thermal pad, mechanical data (Package|Pins)
Orderable Information

1 Features

  • FMCW transceiver
    • Integrated PLL, transmitter, receiver, Baseband, and ADC
    • 60 to 64GHz coverage with 4GHz continuous bandwidth
    • Four receive channels
    • Three transmit channels
    • Supports 6-bit phase shifter for TX Beam forming
    • Ultra-accurate chirp engine based on fractional-N PLL
    • TX power: 12dBm
    • RX noise figure:
      • 12dB
    • Phase noise at 1MHz:
      • –93dBc/Hz
  • Built-in calibration and self-test
    • Arm®Cortex®-R4F-based radio control system
    • Built-in firmware (ROM)
    • Self-calibrating system across process and temperature
    • Embedded self-monitoring with no host processor involvement on Functional Safety-Compliant devices
  • C674x DSP for advanced signal processing (IWR6843 only)
  • Hardware accelerator for FFT, filtering, and CFAR processing
  • Memory compression
  • Arm-R4F microcontroller for object detection, and interface control
    • Supports autonomous mode (loading user application from QSPI flash memory)
  • Internal memory with ECC
    • IWR6843: 1.75MB, divided into MSS program RAM (512KB), MSS data RAM (192KB), DSP L1 RAM (64KB) and L2 RAM (256KB), and L3 radar data cube RAM (768KB)
    • IWR6443: 1.4MB, divided into MSS program RAM (512KB), MSS data RAM (192KB), and L3 radar data cube RAM (768KB)
    • Technical reference manual includes allowed size modifications
  • Other interfaces available to user application
    • Up to 6 ADC channels (low sample rate monitoring)
    • Up to 2 SPI ports
    • Up to 2 UARTs
    • 1 CAN-FD interface
    • I2C
    • GPIOs
    • 2 lane LVDS interface for raw ADC data and debug instrumentation
  • Functional Safety-Compliant
    • Developed for functional safety applications
    • Documentation available to aid IEC 61508 functional safety system design up to SIL 3
    • Hardware integrity up to SIL-2
    • Safety-related certification
      • IEC 61508 certified upto SIL 2 by TUV SUD
  • Non-Functional safety variants also available
  • Power management
    • Built-in LDO network for enhanced PSRR
    • I/Os support dual voltage 3.3V/1.8V
  • Clock source
    • 40.0MHz crystal with internal oscillator
    • Supports external oscillator at 40MHz
    • Supports externally driven clock (square/sine) at 40MHz
  • Easy hardware design
    • 0.65mm pitch, 161-pin 10.4mm × 10.4mm flip chip BGA package for easy assembly and low-cost PCB design
    • Small solution size
  • Operating conditions
    • Junction temp range: –40°C to 105°C