The design provides small, low-power radar sensing. It may see huge areas, discover individuals precisely, and simply match into sensible gadgets with much less house.
The TIDEP-01040 reference design from Texas Devices is constructed across the IWRL6432W, a single-chip 60GHz mmWave radar sensor. It incorporates a four-layer PCB constructed utilizing Isola FR408HR materials, with a structure optimized for compact measurement and low energy consumption. The antenna is positioned on the underside layer and the radar chip on the highest, minimizing the footprint whereas supporting a large ±60° area of view in each azimuth and elevation. The design integrates key elements like a 40MHz crystal oscillator, quad-SPI flash for program storage, and an antenna array with two transmitters and three receivers.
The design contains an onboard XDS110 debug probe and a 60-pin connector for high-speed LVDS information seize. It additionally helps USB-based energy distribution and degree shifters to translate I/O voltages from 1.8V to three.3V for host communication. A smaller model of the design is obtainable with out debug and analysis interfaces. This compact model retains core components such because the radar sensor, antenna array, QSPI flash, and XTAL, and makes use of a 14-pin connector to offer SPI, I2C, and RS232 interfaces—ideally suited for system integration in tight areas.
These options enable the design to ship three key benefits: low energy consumption, lowered bill-of-material (BOM) price, and compact measurement. The simplified schematic and BOM-optimized structure assist cut back each complexity and manufacturing prices. The usage of fewer elements straight contributes to a decrease BOM, which is particularly helpful in high-volume shopper functions. The small kind issue is vital for integration in space-constrained gadgets like TVs, screens, notebooks, and photograph frames, the place sensor modules typically want to suit inside slender bezels.
Among the key options reference design embrace:
- Makes use of a single 1.8V energy rail
- Made with a 4-layer PCB
- Dimension of ordinary design: 89mm × 37mm
- Dimension of small model: 12.6mm × 39mm
- Constructed with low-power, low-cost 60GHz radar (IWRL6432W)
- Helps UART, SPI, I2C, and RS232 communication
- Consists of XDS110 debug probe and 60-pin header for LVDS information
- Area of view is 120°
- Detects individuals as much as 15 meters straight forward
- Makes use of 4GHz bandwidth
By way of utility, the reference design is good for movement detection, presence sensing, and gesture recognition. These features typically require gadgets to remain lively constantly or for lengthy durations, making energy effectivity a key requirement. Radar-based sensing additionally gives robust efficiency throughout lighting situations and environments—in contrast to digicam or lidar methods, radar can perform successfully within the presence of mud, smoke, glare, or darkness.
Finally, this reference design offers a dependable, low-cost, and power-efficient sensing resolution for sensible house, private electronics, lighting methods, and constructing automation. Its compact measurement, versatile integration choices, and sturdy radar efficiency assist designers construct clever options into next-generation shopper and industrial merchandise.
TI has examined this reference design. It comes with a invoice of supplies (BOM), schematics, meeting drawing, printed circuit board (PCB) structure, and extra. The corporate’s web site has extra information concerning the reference design. To learn extra about this reference design, click on right here.
