➀ Mouser Electronics now stocks Qorvo's QPA9822 linear RF amplifier, designed for 5G mMIMO systems in the 3.3-4.2GHz N77 band with 530MHz bandwidth;
➁ The device offers 38dB gain, 29dBm P3dB output power, operates at 5V, and uses a compact 3x3mm surface-mount package with integrated 50Ω matching;
➂ Despite being announced over a year ago, Qorvo has not released the full datasheet, while DigiKey recently expanded its partnership with Qorvo for RF component distribution.
➀ A revolutionary and unconventional wireless forehead e-tattoo has been developed to estimate mental workloads in real-time, offering significant advancements for human-in-the-loop systems in high-stakes environments.
➁ The device, detailed in a recent article, addresses limitations of traditional monitoring methods such as EEG and EOG, providing a more comfortable and stable solution.
➂ The research team demonstrated the e-tattoo's capabilities in an N-back test, showing a strong correlation between the e-tattoo's physiological signals and mental workload levels.
➀ The latest CHIIPS podcast features Jan Peters from Katalytik discussing the importance of communication and teamwork in engineering;
➁ She shares insights on turning engineering concepts into reality and strategies to avoid manufacturing challenges;
➂ Peters, a STEM advocate and recipient of the 2024 Elektra Educational Support Award, highlights her role in fostering industry connections and supporting technical education.
➀ NVIDIA的GeForce NOW原生应用现已为Steam Deck带来更多竞争力；
➁ 通过云游戏技术，即使是低端硬件也能运行高性能游戏；
➂ 支持高达4K 60fps的流媒体游戏，并配备HDR10、NVIDIA DLSS 4和Reflex技术；
➃ 提供超过2200款游戏，并可能延长电池寿命至50%；
➄ 允许用户在手持设备上获得RTX 4080 GPU的性能，同时节省电池并避免过热。
➀ Torex Semiconductor developed the XCL108, a nano-power boost DC-DC converter with an integrated inductor, requiring only 400nA quiescent current and operating from inputs as low as 650mV;
➁ It features fixed output voltages (3V to 5.5V) and high efficiency (up to 90.6%), using PWM-PFM control for optimal performance across load conditions;
➂ The ultra-compact 2.5x2x1mm package integrates critical components, enabling a total footprint of 7.7x3.1mm with external capacitors, ideal for space-constrained applications.
➀ Synopsys suspends financial guidance and halts China sales after U.S. tightens semiconductor software export controls;
➀ Internal memo reveals immediate suspension of new orders and services in China;
➂ Move impacts partnerships with TSMC, Intel, and global chip supply chain dynamics.
➀ DRAM and NAND prices surged 27% in May, marking two consecutive months of over-20% increases.
➀ The spike is driven by global companies stockpiling chips to avoid tariffs announced by Trump, with a 90-day tariff grace period creating market uncertainty.
➂ Major DRAM manufacturers like Samsung, Micron, and SK Hynix are phasing out DDR4 production, while Chinese firms also reduce supply, further escalating pricing pressures.
➀ Samsung's 3nm chip yields remain at ~50% after three years of mass production, per South Korean reports;
➁ Major tech clients like NVIDIA and Qualcomm are shifting orders to TSMC due to Samsung's yield challenges;
➂ Samsung continues investing to improve 3nm technology amid intense competition in advanced semiconductor nodes.
➀ Cissoid and Rhopoint Components collaborate to provide modular SiC-based intelligent power modules and inverter control platforms with reference designs for customization;
➁ Target applications include electric vehicles (cars, buses, trucks) and heavy-duty industrial equipment, aviation, and marine systems;
➂ The 1200V SiC MOSFET modules support up to 340A continuous current, operate at -40°C to 175°C, and offer open-source customization to accelerate development timelines.
