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Fairly evaluating HDD reliability
A few months back, LA Computer Company (whose website is still up as I write these words, although it may no longer be when you read them), a retailer from whom I’d purchased a number of products over...
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Driving CMOS totem poles with logic signals, AC coupling, and grounded gates
Despite massive, large-scale integration being ubiquitous in contemporary electronic design, discrete MOSFETs in the classic CMOS totem pole topology are still sometimes indispensable. This makes tips...
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Samsung’s advanced packaging pivot with Nvidia production win
The news about Samsung snapping an advanced packaging order for Nvidia’s AI chips paired with high-bandwidth memory (HBM) chips underscores the strategic importance of next-generation packaging...
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GaN vs SiC: A look at two popular WBG semiconductors in power
Wide bandgap semiconductors have taken both power electronics and high frequency circuits by storm, replacing so many applications that were previously dominated by silicon-based devices, e.g., LDMOS...
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Adaptable pullup
It’s common for I2C systems to have both standard and fast devices on the same bus. For I2C systems, the speed and power consumption both depend on the values of pullup resistors: the values of them...
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FPGA integrates hard RISC-V cores
Enabling high compute performance at the edge, the Titanium Ti375 FPGA from Efinix packs a quad-core hardened RISC-V block and 370,000 logic elements. It employs the company’s high-density, low-power...
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Bluetooth module taps Cortex-M33 processor
A Bluetooth LE 5.4 module, the HCM511S from Quectel, leverages the power of an Arm Cortex-M33 core, along with 352 or 512 kbytes of flash memory. The module, which also provides 32 kbytes of RAM,...
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Hi-rel GaN load switch ships off-the-shelf
The first entry in Teledyne’s 650-V power module family, the TDGM650LS60 integrates a 650-V, 60-A GaN transistor and isolated driver in a single package. The module, which is now available...
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Renesas expands general-purpose MCU choices
RA0 microcontrollers from Renesas are low-cost devices that offer low power consumption and a feature set optimized for cost-sensitive applications. The MCUs can be used in such applications as...
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8-bit MCUs tout 15-W USB power delivery
Microchip’s AVR DU 8-bit MCUs integrate a USB 2.0 full-speed interface that supports power delivery up to 15 W, enabling USB-C charging at up to 3 A at 5 V. According to the manufacturer, this...
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A sneak peek at HBM cold war between Samsung and SK hynix
As high-bandwidth memory (HBM) moves from HBM3 to its extended version HBM3e, a fierce competition kicks off between Samsung and SK hynix. Micron, the third largest memory maker, has also tagged along...
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The Godox V1 camera flash: Well-“rounded” with multiple-identity panache
As regular readers already know, “for parts only” discount-priced eBay postings suggestive of devices that are (for one reason or another) no longer functional, are often fruitful teardown candidates...
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Microchip’s acquisition meshes AI content into FPGA fabric
Field programmable gate arrays (FPGAs), once a territory of highly specialized designs, are steadily gaining prominence in the era of artificial intelligence (AI), and Microchip’s acquisition of...
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Measuring pulsed RF signals with an oscilloscope
RF signals historically are measured using spectrum analyzers, at least that was before oscilloscopes offered sufficient bandwidth for those measurements. With oscilloscope bandwidths over 100 GHz, RF...
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Challenges in designing automotive radar systems
Radar is cropping up everywhere in new car designs: sensing around the car to detect hazards and feed into decision making for braking, steering, and parking and in the cabin for driver and occupancy...
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Practical tips for automotive ethernet physical layer debug
Automotive ethernet is increasingly utilized for in-vehicle electronics to transmit high speed serial data between interconnected devices and components. Due to the relatively fast data rates, and the...
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EPR spectrometer and its AWG and digitizer building blocks
A new electron paramagnetic resonance (EPR) spectrometer aims to open the technology to a larger pool of scientists by making it cheaper, lighter, and easier to use without needing an experienced...
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Efficient digitally regulated bipolar voltage rail booster
The challenge of improving analog/digital accuracy by preventing amplifier saturation in systems supplied with only a single logic-level power rail has been receiving a lot of activity and design...
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Snap-in capacitors simplify PCB mounting
Aluminum electrolytic capacitors in the SNA and SNL series from Kyocera AVX come in insulated cases with snap-in terminals that ease installation. The devices provide high reliability and high CV...
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AI-powered processors drive business PCs
AMD has rolled out the Ryzen Pro 8040, a series of advanced x86 processors with built-in AI for business laptops and mobile workstations. By leveraging the CPU, GPU, and dedicated on-chip neural...
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