TI mmWave Radar – Hang Cui

A collection of automotive millimeter-wave radar RF transceiver, microcontrollers, processors of Texas Instruments.

TI Radar RF Transceiver:

AWR2243 76-GHz to 81-GHz Transceiver

Features:

Integrates up to 3 transmit and 4 receive channels

6-bit phase rotator

Operates in 76 GHz to 81 GHz band

TX with power output of 13 dBm

RX Noise figure: 12 dB

Phase noise at 1 MHz: –96 dBc/Hz (76 to 77 GHz), –94 dBc/Hz (77 to 81 GHz)

Cascaded imaging radar supported

CSI-2-DPHY and LVDS MCU interface for data transfer

Full-duplex SPI for control and monitoring

Supports externally driven clock (square/sine) at 40 MHz

Supports 40 MHz crystal connection with load capacitors

TI Radar Processor:

AM2732 Radar Microcontroller

Features:

Dual-core Arm Cortex-R5F MCU subsystem operating up to 400 MHz

TMS320C66x DSP core operating at 450 MHz

Up to 5.0 MB On Chip RAM (OCSRAM)

QSPI interface operating up to 67 MHz

12x EDMA for various subsystems, MCU, DSP and Accelerator cores

5x Real-Time Interrupt (RTI) modules

Mailbox system for Interprocessor Communication (IPC)

10/100 Mbps Ethernet (RGMII/RMII/MII)

Input: 2x 4-lane MIPI D-PHY CSI 2.0 Data

Output: 4-lane Aurora/LVDS

1x 9-channel ADC supporting up to 625 Ksps

4x Serial Peripheral Interface (SPI) controllers operating up to 25 MHz

3x Inter-Integrated Circuit (I2C) ports

4x Universal Asynchronous Receiver-Transmitters (UART)

3x Enhanced Pulse-Width Modulator (ePWM)

1x Enhanced Capture Module (eCAP)

2x Modular Controller Area Network (MCAN) modules with CAN-FD support