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Monthly Archives: May 2023

3mm microphones for wearables and portables

CUI mems microphones wide-frequency

CUI has three new micromachined omnidirectional microphones for portable devices and wearables, that can work across 20 to 20,000 Hz. CMM-2718AB-38162W-TR, CMM-2718AB-38164W-TR and CMM-2718AT-38164W-TR are analogue mems microphones with accurate -38dB ±1dB sensitivity ratings. There are top or bottom port versions, in packages down to 2.75 x 1.85 x 0.9mm, that can be reflow soldered. Acoustic overload point (AOP) is ...

Mosfets for motor drives up to 48V

Rohm mosfet copper clip construction

Rohm is aiming at motor drives operating on 24, 36 or 48V with n-channel mosfets rated at 40, 60, 100 or 150V to give some leeway for spikes and noise. There are two series with 13 devices all-told: nine in 5x6x1mm HSOP8 (below left) packaging called RS6xxxx, and four in 3x3x0.8mm HSMT8 packaging called RH6xxxx, with current ratings between 25A ...

Automatic double-pulse testing for GaN and SiC power design

Tektronix GaN double pulse testing

Tektronix has created a automated double-pulse test set-up for GaN and SiC power supply designs, that also works with silicon mosfets and IGBTs. Called ‘WBG-DPT Solution’, it is a combination of test gear from its existing equipment portfolio, and software for that test gear, which makes measurements to JEDEC and IEC standards where applicable. “With the ability to run on ...

The Cost Of Soccer Success

As Man City  stands on the brink of the treble, it is  worth noting that no football club has spent as much money on transfers over the past 15 years as City has since the Abu Dhabi United Investment Group acquired the club  in 2008. Under chairman Khaldoon Al Mubarak the club has been transformed from mid-table mediocracy to a ...

Arm announces next GPU architecture for phones

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Arm has announced its 5th generation of GPU architecture and the first GPUs to be designed on it – Immortalis-G720 for high-end phones, Mali-G720 and Mali-G620. The 5th generation is “designed as the most efficient GPU architecture that Arm has ever created [and] redefines parts of the graphics pipeline to reduce memory bandwidth enabling high geometry games and real-time 3D ...

Korea’s April chip inventory up 83%

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Korea’s chip inventory in April was up 83% y-o-y, says  Statistics Korea, which was the biggest y-o-y increase in seven years. April factory shipments fell 33% while production was cut by 20%. In March, Korea’s chip inventory rose 28% on February –  the biggest m-o-m increase since February 1996, March inventory was up 39.5% y-o-y. Global Q4 DRAM revenue fell ...

AI server shipments to grow 34.8%

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2023 shipments of AI server shipments will grow 38.4% y-o-y, says TrendForce, with a total of 1.2 million AI servers equipped with GPUs, FPGAs and ASICs shipped this year. AI servers constitute nearly 9% of the total server shipments and are expected to be 15% of the market by 2026. Between 2022 and 2026  AI server shipments are expected to ...

Wi-Fi HaLow SDIO module allows 8MHz usage

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Silex Technology has come up with an industrial-grade Wi-Fi HaLow SDIO module that delivers high transmission power. Utilizing Morse Micro’s MM6108 chipset, the SX-SDMAH maximizes Wi-Fi HaLow’s long-range, high data throughput capabilities, allowing up to 8 MHz usage. The SX-SDMAH is a sub-GHz 802.11ah Wi-Fi HaLow radio module. It includes the following feature set: High-transmission power SDIO 2.0 host interface for ...

Tiny LCOS panel for glasses

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Omnivision is sampling a 648p  LCOS panel for AR, XR and MR glasses and head-mounted displays. It is due for volume production in Q4. The panel has  3.8µm pixels in a 0.14-inch optical formats (OF). The low-power, lightweight design is suitable for glasses that can be worn 24/7. “The OP03011 supports applications like displaying notifications in the user’s field of ...

Ten Best Paid CEOs 2023

Thanks to Business Weekly for this one – the ten highest paid CEOs in 2023: Elon Musk  6.7bn Mike Pykosz 568m Trevor Bezdek 498 Douglas Hirsch 498m Eric Wu 389m Alex Karo 370n Sundar Pichai 281m Tim Cook 265m David Zaslav 246m