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See Technical Specifications

AWR1843ABGABLQ1 +BOM

Single-chip 76-GHz to 81-GHz automotive radar sensor integrating DSP, MCU and radar accelerator

Manufacturer:

Texas Instruments, Inc
Mfr.Part #:

AWR1843ABGABLQ1
Datasheet:

AWR1843ABGABLQ1 Datasheet (PDF)
Frequency Range:

76 - 81 GHz
Number Of Receivers:

4
Number Of Transmitters:

3
ADC Sampling Rate (max) (Msps):

25
EDA/CAD Models:

Request Free CAD Models for AWR1843ABGABLQ1

Email: [email protected]

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Tel: +852 95804164

AWR1843ABGABLQ1 General Description

Simple programming model changes can enable a wide variety of sensor implementation (Short, Mid, Long) with the possibility of dynamic reconfiguration for implementing a multimode sensor. Moreover, the device is provided as a complete platform solution, including TI reference designs, software drivers, sample configurations, API guides, and user documentation, making it highly versatile and easy to implement

Key Features

FMCW transceiver
- Integrated PLL, transmitter, receiver, Baseband, and ADC
- 76- to 81-GHz coverage with 4 GHz available bandwidth
- Four receive channels
- Three transmit channels
- Ultra-accurate chirp engine based on fractional-N PLL
- TX power: 12 dBm
- RX noise figure:
  - 14 dB (76 to 77 GHz)
  - 15 dB (77 to 81 GHz)
- Phase noise at 1 MHz:
  - –95 dBc/Hz (76 to 77 GHz)
  - –93 dBc/Hz (77 to 81 GHz)
Built-in calibration and self-test (monitoring)
- Arm Cortex-R4F-based radio control system
- Built-in firmware (ROM)
- Self-calibrating system across process and temperature
C674x DSP for FMCW signal processing
On-chip Memory: 2MB
Cortex-R4F microcontroller for object tracking and classification, AUTOSAR, and interface control
- Supports autonomous mode (loading user application from QSPI flash memory)
Integrated peripherals
- Internal memories With ECC
Host interface
- CAN and CAN-FD
Other interfaces available to user application
- Up to 6 ADC channels
- Up to 2 SPI channels
- Up to 2 UARTs
- I 2C
- GPIOs
- 2-lane LVDS interface for raw ADC data and debug instrumentation
Device Security ( on select part numbers)
- Secure authenticated and encrypted boot support
- Customer programmable root keys, symmetric keys (256 bit), Asymmetric keys (up to RSA-2K) with Key revocation capability
- Crypto software accelerators - PKA , AES (up to 256 bit), SHA (up to 256 bit), TRNG/DRGB
Functional Safety-Compliant
- Developed for functional safety applications
- Documentation available to aid ISO 26262 functional safety system design up to ASIL-D
- Hardware integrity up to ASIL-B
- Safety-related certification
  - ISO 26262 certified upto ASIL B by TUV SUD
AEC-Q100 qualified
Device advanced features
- Embedded self-monitoring with no host processor involvement
- Complex baseband architecture
- Embedded interference detection capability
- Programmable phase rotators in transmit path to enable beam forming
Power management
- Built-in LDO network for enhanced PSRR
- I/Os support dual voltage 3.3 V/1.8 V
Clock source
- Supports external oscillator at 40 MHz
- 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
Operating Conditions
- Junction temp range: –40°C to 125°C

Specifications

Frequency range	76 - 81 GHz	Number of receivers	4
Number of transmitters	3	ADC sampling rate (max) (Msps)	25
Arm CPU	ARM-Cortex R4F 200MHz	Interface type	CAN, CAN-FD, I2C
DSP type	C674x DSP 600MHz	Hardware accelerators	Radar hardware accelerator
RAM (kByte)	2048	Rating	Automotive
Operating temperature range (°C)	-40 to 125	TI functional safety category	Functional Safety-Compliant
Power supply solution	LP87524B-Q1, LP87524J-Q1, LP87524P-Q1, LP87745-Q1	Security	Cryptographic acceleration, Device identity/keys, Secure boot, Secure software update, Software IP protection
feature-packaging	Tray	feature-rad-hard
feature-pin-count	161	feature-cecc-qualified
feature-esd-protection		feature-military	No
feature-aec-qualified	Yes	feature-aec-qualified-number	AEC-Q100
feature-eccn-code	EAR99	feature-svhc
feature-svhc-exceeds-threshold	No