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AWR2243 Arkusz danych(PDF) 1 Page - Texas Instruments

Numer części AWR2243
Szczegółowy opis  AWR2243 Single-Chip 76- to 81-GHz FMCW Transceiver
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Producent  TI [Texas Instruments]
Strona internetowa  http://www.ti.com
Logo TI - Texas Instruments

AWR2243 Arkusz danych(HTML) 1 Page - Texas Instruments

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AWR2243 Single-Chip 76- to 81-GHz FMCW Transceiver
1 Features
• FMCW transceiver
– Integrated PLL, transmitter, receiver, baseband,
and A2D
– 76- to 81-GHz coverage with 5 GHz available
bandwidth
– Four receive channels
– Three transmit channels
– Ultra-accurate chirp engine based on
Fractional-N PLL
– TX power: 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)
• Built-in calibration and self-test
– Built-in firmware (ROM)
– Self-calibrating system across frequency and
temperature
• Host interface
– Control interface with external processor over
SPI or I2C interface
– Data interface with external processor over
MIPI D-PHY and CSI2 v1.1
– Interrupts for Fault Reporting
• Functional Safety-Compliant targeted
– Developed for functional safety applications
– Documentation is available to aid ISO 26262
functional safety system design
– Hardware integrity up to ASIL B targeted
– Safety-related certification
• ISO 26262 certification by TUV Sud planned
• AEC-Q100 qualified
• AWR2243 advanced features
– Embedded self-monitoring with limited Host
processor involvement
– Complex baseband architecture
– Option of cascading multiple devices to
increase channel count
– Embedded interference detection capability
• Power management
– Built-in LDO Network for enhanced PSRR
– I/Os support dual voltage 3.3 V/1.8 V
• Clock source
– Supports externally driven clock (square/sine)
at 40 MHz
– Supports 40 MHz crystal connection with load
capacitors
• Easy hardware design
– 0.65-mm pitch, 161-pin 10.4 mm × 10.4 mm flip
chip BGA package for easy assembly and low-
cost PCB design
– Small solution size
• Supports automotive temperature operating range
2 Applications
• Automated Highway Driving
• Automatic Emergency Braking
• Adaptive Cruise Control
• Imaging Radar using Cascading Configuration
Antenna
Structure
SPI/I2C
Power Management
Crystal
Automotive
Interface PHY
CSI2 (4 Lane Data + 1 Clock lane)
Reset
Error
MCU Clock
AWR2243
RX1
RX2
RX3
RX4
TX1
TX2
TX3
External
MCU
Figure 2-1. Radar Sensor for Automotive Applications
www.ti.com
AWR2243
SWRS223A – FEBRUARY 2020 – REVISED AUGUST 2020
Copyright © 2020 Texas Instruments Incorporated
Submit Document Feedback
1
Product Folder Links: AWR2243
AWR2243
SWRS223A – FEBRUARY 2020 – REVISED AUGUST 2020
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. PRODUCTION DATA.


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