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  • AWR1443 单芯片 77GHz 和 79GHz FMCW 雷达传感器

    • ZHCSHS2C may   2017  – january 2022 AWR1443

      PRODUCTION DATA  

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  • AWR1443 单芯片 77GHz 和 79GHz FMCW 雷达传感器
  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 功能方框图
  6. 5 Revision History
  7. 6 Device Comparison
    1. 6.1 Related Products
  8. 7 Terminal Configuration and Functions
    1. 7.1 Pin Diagram
    2. 7.2 Signal Descriptions
      1. 7.2.1 Signal Descriptions
    3. 7.3 Pin Multiplexing
  9. 8 Specifications
    1. 8.1 Absolute Maximum Ratings
    2. 8.2 ESD Ratings
    3. 8.3 Power-On Hours (POH)
    4. 8.4 Recommended Operating Conditions
    5. 8.5 Power Supply Specifications
    6. 8.6 Power Consumption Summary
    7. 8.7 RF Specification
    8. 8.8 Thermal Resistance Characteristics for FCBGA Package [ABL0161]
    9. 8.9 Timing and Switching Characteristics
      1. 8.9.1  Power Supply Sequencing and Reset Timing
      2. 8.9.2  Synchronized Frame Triggering
      3. 8.9.3  Input Clocks and Oscillators
        1. 8.9.3.1 Clock Specifications
      4. 8.9.4  Multibuffered / Standard Serial Peripheral Interface (MibSPI)
        1. 8.9.4.1 Peripheral Description
        2. 8.9.4.2 MibSPI Transmit and Receive RAM Organization
          1. 8.9.4.2.1 SPI Timing Conditions
          2. 8.9.4.2.2 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. 8.9.4.2.3 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. 8.9.4.3 SPI Peripheral Mode I/O Timings
          1. 8.9.4.3.1 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. 8.9.4.4 Typical Interface Protocol Diagram (Peripheral Mode)
      5. 8.9.5  LVDS Interface Configuration
        1. 8.9.5.1 LVDS Interface Timings
      6. 8.9.6  General-Purpose Input/Output
        1. 8.9.6.1 Switching Characteristics for Output Timing versus Load Capacitance (CL)
      7. 8.9.7  Controller Area Network Interface (DCAN)
        1. 8.9.7.1 Dynamic Characteristics for the DCANx TX and RX Pins
      8. 8.9.8  Serial Communication Interface (SCI)
        1. 8.9.8.1 SCI Timing Requirements
      9. 8.9.9  Inter-Integrated Circuit Interface (I2C)
        1. 8.9.9.1 I2C Timing Requirements #GUID-36963FBF-DA1A-4FF8-B71D-4A185830E708/T4362547-185
      10. 8.9.10 Quad Serial Peripheral Interface (QSPI)
        1. 8.9.10.1 QSPI Timing Conditions
        2. 8.9.10.2 Timing Requirements for QSPI Input (Read) Timings #GUID-6DC69BBB-F187-4499-AC42-8C006552DEE1/T4362547-210 #GUID-6DC69BBB-F187-4499-AC42-8C006552DEE1/T4362547-209
        3. 8.9.10.3 QSPI Switching Characteristics
      11. 8.9.11 JTAG Interface
        1. 8.9.11.1 JTAG Timing Conditions
        2. 8.9.11.2 Timing Requirements for IEEE 1149.1 JTAG
        3. 8.9.11.3 Switching Characteristics Over Recommended Operating Conditions for IEEE 1149.1 JTAG
  10. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 External Interfaces
    4. 9.4 Subsystems
      1. 9.4.1 RF and Analog Subsystem
        1. 9.4.1.1 Clock Subsystem
        2. 9.4.1.2 Transmit Subsystem
        3. 9.4.1.3 Receive Subsystem
        4. 9.4.1.4 Radio Processor Subsystem
      2. 9.4.2 Main (Control) System
      3. 9.4.3 Host Interface
    5. 9.5 Accelerators and Coprocessors
    6. 9.6 Other Subsystems
      1. 9.6.1 ADC Channels (Service) for User Application
        1. 9.6.1.1 GP-ADC Parameter
    7. 9.7 Boot Modes
      1. 9.7.1 Flashing Mode
      2. 9.7.2 Functional Mode
  11. 10Applications, Implementation, and Layout
    1. 10.1 Application Information
    2. 10.2 Short-Range Radar
    3. 10.3 Blind Spot Detector and Ultrasonic Upgrades
    4. 10.4 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 支持资源
    5. 11.5 Trademarks
    6. 11.6 静电放电警告
    7. 11.7 术语表
  13. 12Mechanical, Packaging, and Orderable Information
    1. 12.1 Packaging Information
  14. 重要声明
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Data Sheet

AWR1443 单芯片 77GHz 和 79GHz FMCW 雷达传感器

本资源的原文使用英文撰写。 为方便起见，TI 提供了译文；由于翻译过程中可能使用了自动化工具，TI 不保证译文的准确性。 为确认准确性，请务必访问 ti.com 参考最新的英文版本（控制文档）。

1 特性

  • FMCW 收发器
    • 集成 PLL、发送器、接收器、基带和 ADC
    • 76GHz 至 81GHz 的覆盖范围，具有 4GHz 的可用带宽
    • 四个接收通道
    • 三个发送通道（可以同时使用两个通道）
    • 基于分数 N PLL 的超精确线性调频脉冲引擎
    • TX 功率：12dBm
    • RX 噪声系数：
      • 14dB（76 至 77GHz）
      • 15dB（77 至 81GHz）
    • 1MHz 时的相位噪声：
      • –95dBc/Hz（76 至 77GHz）
      • –93dBc/Hz（77 至 81GHz）
  • 内置校准和自检
    • ®基于 Arm®Cortex®-R4F 的无线电控制系统
    • 内置固件 (ROM)
    • 针对工艺和温度进行自校准的系统
  • 适用于嵌入式用户应用的片上可编程内核
    • 时钟频率为 200MHz 的集成 Cortex®-R4F 微控制器
    • 片上引导加载程序支持自主模式（从 QSPI 闪存加载用户应用）
    • 集成外设
      • 具有 ECC 的内部存储器
      • 雷达硬件加速器（FFT、对数幅度计算等）
      • 集成计时器（看门狗以及多达四个 32 位计时器或两个 64 位计时器）
      • I2C（支持控制器模式和目标模式）
      • 两个 SPI 端口
      • CAN 端口
      • 多达六个通用 ADC 端口
  • 高速数据接口，可支持分布式应用（即中间数据）
  • 主机接口
    • 通过 SPI 与外部处理器进行控制连接
    • 用于故障报告的中断
  • 符合 AECQ-100 标准
  • 器件高级特性
    • 嵌入式自监控，无需使用主机处理器
    • 复基带架构
    • 嵌入式干扰检测功能
  • 电源管理
    • 内置 LDO 网络，可增强 PSRR
    • I/O 支持双电压 3.3V/1.8V
  • 时钟源
    • 支持外部驱动、频率为 40MHz 的时钟（方波/正弦波）
    • 支持 40MHz 晶体与负载电容器相连接
  • 轻松的硬件设计
    • 0.65mm 间距、161 引脚 10.4mm × 10.4mm 覆晶 BGA 封装，可实现轻松组装和低成本 PCB 设计
    • 小尺寸解决方案
  • 运行条件
    • 结温范围：–40°C 至 125°C

2 应用

  • 接近传感
  • 泊车辅助
  • 占位检测
  • 手势识别
  • 车门开启器应用
GUID-20210127-CA0I-6WPF-FPSV-HRHLQWMZQG2H-low.gif 图 2-1 适用于汽车应用的自主雷达传感器

3 说明

AWR1443 器件是一款能够在 76 至 81GHz 频带中运行的集成式单芯片 FMCW 雷达传感器。该器件采用 TI 的低功耗 45nm RFCMOS 工艺构建，具有一个集成式 ARM R4F 处理器和一个硬件加速器，用于进行雷达数据处理，该解决方案在极小的封装中实现了出色的集成度。AWR1443 是适用于汽车领域中的低功耗、自监控、超精确雷达系统的理想解决方案。

AWR1443 器件是一种自包含 FMCW 雷达传感器单芯片解决方案，能够简化 76 至 81GHz 频带中的汽车雷达传感器实施。它实现了一个具有内置 PLL 和 ADC 转换器的单片实施 3TX、4RX 系统。简单编程模型更改可支持各种传感器实施（近距离、中距离和远距离），并且能够进行动态重新配置，从而实现多模式传感器。此外，该器件作为完整的平台解决方案进行提供，其中包括 TI 参考设计、软件驱动程序、示例配置、API 指南以及用户文档。

不同的应用在雷达数据立方体存储器、处理能力和功能安全监控方面，对雷达器件的要求各不相同。因此，可以将 AWR1443 视为适用于入门级雷达应用的 77GHz 片上雷达解决方案

器件信息
器件型号(2) 封装(1) 封装尺寸 托盘/卷带包装
AWR1443FQIGABLQ1 FCBGA (161) 10.4mm × 10.4mm 托盘
AWR1443FQIGABLRQ1 卷带包装
(1) 如需更多信息，请参阅节 12机械、封装和可订购信息。
(2) 如需更多信息，请参阅节 11.1，器件命名规则。

4 功能方框图

图 4-1 展示了器件的功能方框图

GUID-4F5551D2-9511-4564-8875-DB37197D6BBD-low.gif 图 4-1 功能方框图

5 Revision History

Changes from April 30, 2020 to January 10, 2022 (from Revision B (April 2020) to Revision C (January 2022))

  • 节 1（特性）：将 RX 噪声系数值从“14dB”更新/更改为“12dB”Go
  • （特性）：将 1MHz 时的相位噪声值从“–92dBc/Hz”更新/更改为“–93dBc/Hz”Go
  • 通篇：将“A2D”替换为“ADC”；将“主子系统”和“主 R4F”更改为“主要子系统”和“主要 R4F”；在主/从术语方面改用了更具包容性的措辞Go
  • （特性）：提及了毫米波传感器的额定工作温度范围；Go
  • （特性）：将 1MHz 时的相位噪声从“–94dBc/Hz（76GHz 至 77GHz）”更新/更改为“-95dBc/Hz”，并从“–91dBc/Hz（77GHz 至 81GHz）”更新/更改为“–93dBc/Hz”Go
  • （应用）：添加了图示Go
  • 更新/更改了“功能方框图”以改用包容性术语Go
  • (Device Comparison): Removed a row on Functional-Safety compliance; Added a table-note for LVDS Interface; Additional information on Device security updatedGo
  • Section 7.2.1 (Signal Descriptions): Updated/Changed the default pull from "Open Drain" to " —"Go
  • (Signal Descriptions): Updated descriptions for CLKP and CLKM pins for Reference OscillatorGo
  • (Absolute Maximum Ratings): Added entries for externally supplied power on the RF inputs (TX and RX) and a table-note for the signal level applied on TX.Go
  • (Average Power Consumption at Power Terminals): Added measurement conditions for the specified power numbersGo
  • (Maximum Current Rating at Power Terminals): Updated footnotes section to add estimation assumption for VIOIN railGo
  • (Synchronized Frame Triggering): Updated the maximum pulse width to 4000nsGo
  • (Clock Specifications): Updated/Changed Table 8-6 to reflect correct device operating temperature range.Go
  • (Table. External Clock Mode Specifications): Revised frequency tolerance specs from +/-50 to +/-100 ppmGo
  • (Reference Schematics) : Added weblinks to device EVM documentation collateral Go

6 Device Comparison

FUNCTIONAWR1243AWR1443AWR1642AWR1843
Number of receivers4444
Number of transmitters3323
On-chip memory—576KB1.5MB2MB
Max I/F (Intermediate Frequency) (MHz)155510
Max real/complex 2x sampling rate (Msps)37.512.512.525
Max complex 1x sampling rate (Msps)18.756.256.2512.5
Device Security(1) — — Yes Yes
Processor
MCU (R4F)—YesYesYes
DSP (C674x)——YesYes
Peripherals
Serial Peripheral Interface (SPI) ports1122
Quad Serial Peripheral Interface (QSPI)—YesYesYes
Inter-Integrated Circuit (I2C) interface—111
Controller Area Network (DCAN) interface—YesYesYes
CAN-FD——YesYes
Trace——YesYes
PWM——YesYes
Hardware In Loop (HIL/DMM)——YesYes
GPADC—YesYesYes
LVDS/Debug(2)YesYesYesYes
CSI2Yes———
Hardware accelerator—Yes—Yes
1-V bypass modeYesYesYesYes
Cascade (20-GHz sync)————
JTAG—YesYesYes
Number of Tx that can be simultaneously used2223(3)
Per chirp configurable Tx phase shifter———Yes
Product status(4)PRODUCT PREVIEW (PP),
ADVANCE INFORMATION (AI),
or PRODUCTION DATA (PD)		PDPDPDPD
(1) Device security features including Secure Boot and Customer Programmable Keys are available in select devices for only select part variants as indicated by the Device Type identifier in Section 3, Device Information table.
(2) The LVDS interface is not a production interface and is only used for debug.
(3) 3 Tx Simultaneous operation is supported only in AWR1843 with 1V LDO bypass and PA LDO disable mode. In this mode 1V supply needs to be fed on the VOUT PA pin. Rest of the other devices only support simultaneous operation of 2 Transmitters.
(4) PRODUCTION DATA information is current as of publication date. Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters.

6.1 Related Products

For information about other devices in this family of products or related products see the links that follow.

    mmWave sensorsTI’s mmWave sensors rapidly and accurately sense range, angle and velocity with less power using the smallest footprint mmWave sensor portfolio for automotive applications.
    Automotive mmWave sensorsTI’s automotive mmWave sensor portfolio offers high-performance radar front end to ultra-high resolution, small and low-power single-chip radar solutions. TI’s scalable sensor portfolio enables design and development of ADAS system solution for every performance, application and sensor configuration ranging from comfort functions to safety functions in all vehicles.
    Companion products for AWR1443Review products that are frequently purchased or used in conjunction with this product.

7 Terminal Configuration and Functions

 
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