Overview
The IWR6843AOP, specifically the IWR6843ARQGALP, is an advanced Antenna-on-Package (AOP) device from Texas Instruments. It is part of the single-chip radar device family and is designed for ultra-accurate and low-power radar systems. This device integrates a comprehensive set of components, including a FMCW transceiver, PLL, transmitter, receiver, baseband, and ADC, all within a compact 15 mm × 15 mm FCBGA package. The IWR6843AOP is ideal for industrial applications requiring high-resolution radar sensing with minimal footprint and power consumption.
Key Specifications
| Specification | Details |
|---|---|
| RF Frequency Range | 60 to 64 GHz |
| Continuous Bandwidth | 4 GHz |
| Number of Receivers | 4 |
| Number of Transmitters | 3 |
| Processors | Arm® Cortex®-R4F, C674x DSP |
| Memory | 1.75 MB (MSS program RAM: 512 KB, MSS data RAM: 192 KB, DSP L1 RAM: 64 KB, L2 RAM: 256 KB, L3 radar data cube RAM: 768 KB) |
| Operating Temperature Range | -40°C to 105°C |
| Package Type | FCBGA (180 pins), 15 mm × 15 mm |
| Interfaces | SPI, UART, CAN-FD, I2C, GPIOs, LVDS |
| Device Security | Secure authenticated and encrypted boot, customer programmable keys (256-bit symmetric, up to RSA-2K asymmetric) |
Key Features
- FMCW Transceiver: Integrated PLL, transmitter, receiver, baseband, and ADC.
- Beam Forming: Supports 6-bit phase shifter for TX beam forming.
- Signal Processing: C674x DSP for advanced signal processing, hardware accelerator for FFT, filtering, and CFAR processing.
- Calibration and Self-Test: Built-in calibration and self-test capabilities, self-calibrating system across process and temperature.
- Functional Safety Compliance: Developed for functional safety applications, certified up to SIL 2 by TUV SUD.
- Security Features: Secure authenticated and encrypted boot, customer programmable keys.
- Interfaces: SPI, UART, CAN-FD, I2C, GPIOs, LVDS for raw ADC data and debug instrumentation.
Applications
- Industrial Sensors: Measuring range, velocity, and angle.
- Building Automation: Displacement sensing, gesture recognition.
- Robotics: Motion detection, occupancy detection.
- Traffic Monitoring: Proximity and position sensing.
- Security and Surveillance: People counting, factory automation safety guards.
- Factory Automation: Safety guards, motion detection.
Q & A
- What is the RF frequency range of the IWR6843AOP?
The RF frequency range of the IWR6843AOP is 60 to 64 GHz.
- How many receivers and transmitters does the IWR6843AOP have?
The IWR6843AOP has 4 receivers and 3 transmitters.
- What processors are integrated into the IWR6843AOP?
The IWR6843AOP integrates an Arm® Cortex®-R4F microcontroller and a C674x DSP.
- What is the operating temperature range of the IWR6843AOP?
The operating temperature range is -40°C to 105°C.
- Is the IWR6843AOP functional safety compliant?
- What security features does the IWR6843AOP offer?
The IWR6843AOP offers secure authenticated and encrypted boot, customer programmable keys (256-bit symmetric, up to RSA-2K asymmetric).
- What interfaces are available on the IWR6843AOP?
The IWR6843AOP supports SPI, UART, CAN-FD, I2C, GPIOs, and LVDS interfaces.
- What is the package type and size of the IWR6843AOP?
The IWR6843AOP comes in a 180-pin FCBGA package, measuring 15 mm × 15 mm.
- Does the IWR6843AOP support beam forming?
- What kind of signal processing capabilities does the IWR6843AOP have?
The IWR6843AOP features a C674x DSP for advanced signal processing and a hardware accelerator for FFT, filtering, and CFAR processing.
