IWR1443 Single-Chip 76- to 81-GHz mmWave Sensor

1 Device Overview

1.1 Features

• FMCW Transceiver
  • Integrated PLL, Transmitter, Receiver, Baseband, and A2D
  • 76- to 81-GHz Coverage With 4-GHz Continuous 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:
    • 14 dB (76 to 77 GHz)
    • 15 dB (77 to 81 GHz)
  • Phase Noise at 1 MHz:
    • –95 dBc/Hz (76 to 77 GHz)
    • –93 dBc/Hz (77 to 81 GHz)
• Built-in Calibration and Self-Test
  • ARM®Cortex®-R4F-Based Radio Control System
  • Built-in Firmware (ROM)
  • Self-calibrating System Across Frequency and Temperature
• On-Chip Programmable Core for Embedded User Application
  • Integrated Cortex®-R4F Microcontroller Clocked at 200 MHz
  • On-Chip Bootloader Supports Autonomous Mode (Loading User Application From QSPI Flash Memory)
  • Integrated Peripherals
    • Internal Memories With ECC
    • Radar Hardware Accelerator (FFT, Log-magnitude Computations, and others)
    • Integrated Timers (Watch Dog and up to Four 32-Bit or Two 64-Bit Timers)
    • I2C (Master and Slave Modes Supported)
    • Two SPI Ports
    • CAN Port
    • Up to Six General-Purpose ADC Ports
• High-Speed Data Interface to Support Distributed Applications
• 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
• IWR1443 Advanced Features
  • Embedded Self-monitoring With No Host Processor Involvement
  • Complex Baseband Architecture
  • 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
  • Supports External Oscillator at 40 MHz
  • Supports Externally Driven Clock (Square/Sine) at 40 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
• Operating Conditions
  • Junction Temp Range: –40°C to 105°C