IWR1642AQAGABL

IWR1642AQAGABL is TI’s automotive-grade 76–81 GHz mmWave radar System-on-Chip (SoC) in the IWR1642 family. It combines RF transceiver hardware, signal-processing DSP cores, a microcontroller, and data converters on a single device, enabling real-time FMCW radar processing.
Key points:
- Multi‑antenna, high‑bandwidth mmWave radar capable of range, velocity, and angular (bearing) estimation for ADAS, parking assist, robotics, and industrial sensing.
- Integrates RF front end, digital baseband processing (DSP), and control logic with software support via TI’s mmWave SDK.
- Used with TI evaluation modules (EVMs) and development tools for rapid prototyping.
Suffix meaning:
- AQAGABL indicates a specific package/grade: automotive-qualified device in a particular RoHS-compliant package variant, used for automotive or harsh-environment applications.
In short, IWR1642AQAGABL is a ready-for-use automotive mmWave radar sensor SoC, designed for real-time sensing applications with TI’s software and hardware ecosystem.

Here are the key features of the IWR1642AQAGABL (77 GHz automotive mmWave radar sensor):
- Automotive-grade 77 GHz mmWave sensor (A-Q1 grade) with wide operating temperature
- All-in-one device: RF front-end, digital baseband, and DSP on a single package
- MIMO capability: typically 4 Tx / 4 Rx channels for improved angular resolution
- Real-time radar processing: range, velocity, and angle estimation; Doppler and micro-Doppler analysis
- Programmable FMCW chirp engine with selectable bandwidth for fine range resolution and long-range detection
- Onboard processing: CFAR, clustering, tracking, and other radar-proximate analytics
- Software ecosystem: TI mmWave SDK, mmWave Studio, reference examples and demos
- Interfaces: high-speed data outputs (e.g., LVDS), and control interfaces (SPI/UART/USB) for host communication
- Compact package with suitable power management suitable for automotive deployments
Note: exact Tx/Rx count, bandwidth, and data interfaces can vary by specific revision; consult the TI product page or datasheet for precise specifications.

It uses a BGA (ball grid array) package.

- Pin count: 100 pins (QFN package).
- Function: Provides all required I/O and power for the IWR1642 mmWave sensor. Includes power/ground rails, clock/reset, host communication interfaces (SPI, I2C, UART), general-purpose I/O, and debug/test pins (JTAG/SWD). Also includes mmWave control/data interface signals and GPIOs to connect with the host MCU and antenna/front-end as specified in the datasheet.

- Manufacturer: Texas Instruments (TI)
- What kind of company: An American multinational semiconductor company that designs and manufactures integrated circuits and analog/embedded processing devices.

Typical application areas for IWR1642AQAGABL:
- Automotive ADAS (forward collision warning, automatic braking, adaptive cruise control, parking assist, lane-change assist)
- Pedestrian/occupancy sensing, people counting, gesture recognition
- Industrial automation and robotics (navigation, obstacle avoidance, asset monitoring)
- Security and perimeter intrusion detection
- Smart traffic/infrastructure (speed/flow monitoring, incident detection)
- R&D/prototyping for mmWave radar systems

There isn’t a direct drop-in equivalent for IWR1642AQAGABL. Closest TI equivalents in the 77 GHz mmWave family are IWR1642A and AWR1642 (same 77 GHz SoC with different packaging). Other similar devices include IWR1643 and IWR6843 (different form factors/features). For exact compatibility, use TI’s mmWave Product Selector and reference designs.