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Wireless SoCs drive IoT efficiency
Built on a 22-nm process, Silicon Labs’ SiXG301 and SiXG302 wireless SoCs deliver improved compute performance and energy efficiency. As the first members of the Series 3 portfolio, they target both...
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Basic design considerations for anti-tampering circuits
Tamper detection devices, commonly built around switches and sensors, employ several techniques according to design specifications and operating environments. T. K. Hareendran examines several...
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A two-wire temperature transmitter using an RTD sensor
Designing an analog circuit can be a frustrating experience, as noted by Nick Cornford in his Design Idea (DI), “DIY RTD for a DMM.” With a fortnight’s struggle, I completed the design of 4 mA to 20mA,...
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MCUs enable USB-C Rev 2.4 designs
Renesas offers one of the first microcontroller families to support USB-C Revision 2.4 with its RA2L2 group of low-power Arm Cortex-M23 MCUs. The updated USB Type-C cable and connector specification...
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Wheatstone bridge measurements with instrumentation amplifiers
What are signal-conditioning aspects for amplifiers that design engineers must grasp for precision applications? What are the design considerations for selecting and implementing a signal-conditioning...
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Sensors track RH/temp in tight spaces
Two digital humidity and temperature sensors from Sensirion come in compact DFN packages with removable protective covers for added durability during handling and deployment. With package dimensions of...
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Smart ToF sensor tracks presence and gestures
ST’s FlightSense 8×8 multizone ToF ranging sensor employs tailored AI algorithms for enhanced human presence detection (HPD) in laptops and PCs. The fifth-generation VL53L8CP reduces power consumption...
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Ray-Ban Meta’s AI glasses: A transparency-enabled pseudo-teardown analysis
A look at AI glasses I’ve been following smart glasses for a while now (and the more embryonic camera-augmented eyewear category a “bit” longer than that). As with smart watches and more recent smart...
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Oscilloscope input coupling: Which input termination should be used?
Getting signals into an oscilloscope or digitizer without distorting them is a significant concern for instrument designers and users. The critical first point in an instrument is the input port....
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Solid-state fan chip reduces heat in XR glasses
xMEMS is bringing its µCooling fan-on-chip platform to AI-driven extended reality (XR) smart glasses. The silicon-based solid-state micro cooling chip provides localized, precision-controlled active...
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