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AWR2944 Datasheet(PDF) 4 Page - Texas Instruments

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Part # AWR2944
Description  AWR2944 Single-Chip 76- and 81-GHz FMCW Radar Sensor
PDF  93 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

AWR2944 Datasheet(HTML) 4 Page - Texas Instruments

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3.1 Functional Block Diagram
Figure 3-1 represents the functional block diagram for the device.
Hardware Security
Module
(B)
IF
ADC
Digital
Front-end
(Decimation
Filter Chain)
LNA
IF
ADC
LNA
IF
ADC
LNA
IF
ADC
LNA
PA
û-
PA
û-
Synth
(20 GHz)
Ramp
Generator
x4
Osc.
VMON
Temp
ARM Cortex-R5F
(Lock Step)
@ 300 MHz
L2 RAM
960KB
(A)
Prog
Cache
16KB
Data
Cache
16KB
QSPI
SPI
SPI / I2C
Debug
UARTs
DMA
Test/
Debug
ADC
Buffer
Aurora
LVDS
RF/Analog Sub-System
Radio Processor
Sub-System
(TI Programmed)
Main Sub-System
(Customer Programmed)
Serial Flash Interface
Optional External
MCU Interface
PMIC Control
Primary Communication
Interfaces (Automotive)
JTAG for Debug/
Development
High-Speed ADC Output
Interface (for Recording)
9
CAN-FD
DSP Sub-System
(Customer Programmed)
Mailbox
CSI2 RX
High-Speed Interface to
enable playback of the
captured data
C66x DSP Core
@ 360 MHz
L1P
(32KB)
L1D
(32KB)
L2
(384KB)
Radar Data Memory
(A)
AWR2943 - 2.0MB /
AWR2944 - 2.5MB
PA
û-
L1 Data
RAM
128KB
(A)
For Debug
Ethernet
100Mbps Alternate Data
Communication Interface
PA
û-
Radio (BIST)
Processor
(For RF Calibration
& Self-Test ± TI
Programmed)
Prog RAM
& ROM
Data
RAM
GPADC
GPADC
DMA
CRC
Radar Hardware Accelerator
(FFT, Log mag, and others)
A.
Configurable memory can be switched from Radar Data memory to the Main R5F program and Data RAMs per application usecase
needs.
B.
This feature is only available in select part variants as indicated by the Device Type identifier in the Section 3, Device Information table.
Figure 3-1. Functional Block Diagram
AWR2944
SWRS273 – NOVEMBER 2021
www.ti.com
4
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Copyright © 2021 Texas Instruments Incorporated



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