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IWR1642 Datasheet, PDF (1/77 Pages) Texas Instruments – Single-Chip 76- to 81-GHz mmWave Sensor | |||
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IWR1642 Single-Chip 76- to 81-GHz mmWave Sensor
IWR1642
SWRS212 â MAY 2017
1 Device Overview
1.1 Features
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⢠FMCW Transceiver
â Integrated PLL, Transmitter, Receiver,
Baseband, and A2D
â 76- to 81-GHz Coverage With 4-GHz
Continuous Bandwidth
â Four Receive Channels
â Two Transmit Channels
â Ultra-Accurate Chirp (Timing) Engine Based on
Fractional-N PLL
â TX Power: 12 dBm
â RX Noise Figure:
â 15 dB (76 to 77 GHz)
â 16 dB (77 to 81 GHz)
â Phase Noise at 1 MHz:
â â94 dBc/Hz (76 to 77 GHz)
â â91 dBc/Hz (77 to 81 GHz)
⢠Built-in Calibration and Self-Test (Monitoring)
â ARM® Cortex®-R4F-Based Radio Control
System
â Built-in Firmware (ROM)
â Self-calibrating System Across Frequency and
Temperature
⢠C674x DSP for FMCW Signal Processing
â On-Chip Memory: 1.5MB
⢠Cortex-R4F Microcontroller for Object Detection,
and Interface Control
â Supports Autonomous Mode (Loading User
Application from QSPI Flash Memory)
⢠Integrated Peripherals
1.2 Applications
⢠Industrial Sensor for Measuring Range, Velocity,
and Angle
⢠Tank Level Probing Radar
⢠Displacement Sensing
⢠Field Transmitters
â Internal Memories With ECC
â Up to 6 ADC Channels
â Up to 2 SPI Channels
â Up to 2 UARTs
â CAN Interface
â I2C
â GPIOs
â 2-Lane LVDS Interface for Raw ADC Data and
Debug Instrumentation
⢠IWR1642 Advanced Features
â Embedded Self-monitoring With No Host
Processor Involvement
â Complex Baseband Architecture
â Embedded Interference Detection Capability
⢠Power Management
â Built-in LDO Network for Enhanced PSRR
â I/Os Support Dual Voltage 3.3 V/1.8 V
⢠Clock Source
â 40.0-MHz Crystal With Internal Oscillator
â Supports External Oscillator at 40 and 50 MHz
â Supports Externally Driven Clock (Square/Sine)
at 40 and 50 MHz
⢠Easy Hardware Design
â 0.65-mm Pitch, 161-Pin 10.4 mm à 10.4 mm
Flip Chip BGA Package for Easy Assembly and
Low-Cost PCB Design
â Small Solution Size
⢠Operating Conditions
â Junction Temp Range: â40°C to 105°C
⢠Traffic Monitoring
⢠Proximity Sensing
⢠Security and Surveillance
⢠Factory Automation Safety Guards
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An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. ADVANCE INFORMATION for pre-production products; subject to
change without notice.
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