[原创]TI AWR2243 76

TI公司的AWR2243是集成单片调频连续波雷达(FMCW)收发器,工作在76GHz到 81GHz频段,在极小外形尺寸上具有前所未有的集成度. AWR2243是在汽车领域低功耗自监视超精确雷达系统的理想解决方案.器件是自带FMCW收发器单片解决方案,简化了76GHz到 81GHz频段汽车雷达传感器的实现.它采用TI公司的低功耗45nm RFCMOS工艺,具有内置PLL和ADC转换器,使得能实现单片3TX,4RX系统.简单的编程模式使得各种传感器(短距离,中距离和长距离)具有动态再配置成为可能,从而实现多模式传感器.此外,器件提供完整平台解决方案,包括参考硬件设计,软件驱动,样本配置,API指引和用户文稿.器件具有四个接收通路,三个发送通路,基于分数N PLL的超精确啁啾引擎,发送TX功率为13dBm,接收噪音为12dB,1MHz时的相位噪音为�C96 dBc/Hz (76-77 GHz), �C94 dBc/Hz (77- 81 GHz).工作结温为�C40°C到 140°C.主要用在高速公路自动驾驶,自动紧急制动,自适应巡航系统和采用级联配置的图像雷达.本文介绍了AWR2243主要特性,功能框图,时钟子系统图,汽车应用的雷达传感器和评估模块AWR2243BOOST主要性能,电路图,材料清单和PCB设计图.

 

The AWR2243 device is an integrated single-chip FMCW transceiver capable of operation in the 76- to 81-GHz band. The device enables unprecedented levels of integration in an extremely small form factor. AWR2243 is an ideal solution for low power, self-monitored, ultra-accurate radar systems in the automotive space.

The AWR2243 device is a self-contained FMCW transceiver single-chip solution that simplifies the implementation of Automotive Radar sensors in the band of 76 to 81 GHz. It is built on TIs low-power 45-nm RFCMOS process, which enables a monolithic implementation of a 3TX, 4RX system with bui..

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