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32-bit MCUs pack ample memory and resources
Microcontrollers in the GD32F5 series from GigaDevice are equipped with 7.5 Mbytes of on-chip flash and 1 Mbyte of SRAM, both supporting ECC verification. Up to 2 Mbytes of code flash can be configured...
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7-A switch protects USB-C connections
The AOZ1377DI current-limiting switch from Alpha & Omega improves USB-C safety by providing a maximum load current of 7 A at up to 23 V. In addition to programmable current limiting, the switch...
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Actuation gear aids aircraft electrification
Microchip has combined gate driver boards with its Hybrid Power Drive (HPD) modules to ease the aviation industry’s transition to electric actuation systems. Configured with silicon or silicon carbide...
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USB activation dongles: Counterfeit woes
My Blackmagic Design video cameras are compatible with numerous editing software packages, but the company’s own DaVinci Resolve is a particularly compelling option. For one thing, there’s a close-knit...
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Palladium emulation: Nvidia’s Jensen Huang is a fan
Nvidia CEO Jensen Huang calls Palladium the only appliance more important to him than the refrigerator. At Cadence Design Systems annual event in Santa Clara, California, he also acknowledged that...
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Power Tips #128: Designing a high voltage DC-link capacitor active precharge...
Introduction Electric vehicles (EVs) typically feature a large DC link capacitor (CDC LINK) to minimize voltage ripple at the input of the traction inverter. When powering up an EV, the purpose of...
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Sidereal time versus solar time
About time keeping, the definition of “sidereal” is “of or with respect to the distant stars (i.e. the constellations or the fixed stars, not the sun or planets)”, as defined after a google search....
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5 considerations when choosing a haptics manufacturer
In the rapidly emerging world of haptic technology, businesses are increasingly recognizing the value of integrating haptic feedback into their products. In a study conducted by Immersion Corp. on...
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Universal analog-to-digital multiplexer-demultiplexer
The possibility of creating a universal analog-to-digital multiplexer-demultiplexer is shown. Wow the engineering world with your unique design: Design Ideas Submission Guide As is known, a multiplexer...
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What’s that?…A fuel cell that harvests energy from…dirt?
The continual attraction of energy harvesting is well known. Who can resist possibly getting something—usually electricity—for nothing, or almost nothing? Yet the reality is that in many cases, the...
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Scope software improves multi-signal analysis
Version 5.4 of SignalVu Spectrum Analyzer software from Tektronix allows multichannel modulation analysis of up to eight signals in parallel. The software transforms Tektronix 5 Series MSO, 6 Series...
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LDO regulators provide flexible outputs
ST’s LDH40 and LDQ40 voltage regulators deliver up to 200 mA and 250 mA, respectively, for use in industrial and automotive applications. The LDH40 regulator provides an adjustable output voltage from...
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Gate driver targets 24/48-V automotive market
Tailored for automotive motor control, the TLE9140EQW gate driver from Infineon eases the migration of systems from 12 V to 24 V or 48 V. The IC drives three-phase bridges for brushless DC motors...
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Generator delivers analog signals up to 40 GHz
A microwave signal generator, the SMB100B from R&S offers four frequency options covering 8 kHz to 12.75 GHz, 20 GHz, 31.8 GHz, and 40 GHz. This midrange analog signal generator provides single...
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Vibration sensor aids predictive maintenance
Murata’s PKGM-200D-R vibration sensor detects high-frequency vibrations up to 11 kHz to assist predictive maintenance in production equipment. The device measures vibration acceleration along the...
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EDA toolset parade at TSMC’s U.S. design symposium
The EDA trio—Cadence Design Systems, Siemens EDA, and Synopsys—is working hands in hand with TSMC to facilitate production-ready EDA tools for the mega-fab’s newest and most advanced processes. These...
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Disclosing the results of a webcam closeup
Remember 2020? Global pandemic lockdown forced many of us out of our cubicles and into haphazard home offices, frantically outfitted and upgraded for their new tasks. Retailer inventories of webcams...
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Lithography specialist ASML decides to stay in Eindhoven, for now
At a time when the semiconductor industry is shrouded in mystery about who is ASML’s second customer of high numerical aperture (NA) extreme ultraviolet (EUV) lithography machine after Intel acquired...
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Gated 555 astables can still the ground running even when Vreset doesn’t...
A previous design idea (DI), “Gated 555 astable hits the ground running” fixed the problem of the excessively long first pulse generated by 555 astables when gated by the RESET pin from oscillation-off...
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Non-linear pullup for multi-rate I2C buses
I2C is a popular bidirectional serial communications bus having a clock and a data line. Both line’s drivers consist of an open drain ground-referenced N-channel MOSFET with a pullup resistor connected...
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