Voltage monitor and reset chip has BIST for ADAS

Aiming at functional safety requirements, Maxim has added self-test to a voltage monitor and reset IC for driver assistance systems. Called MAX16137, it has two forms of BIST (built-in self-test): one that checks the chip at power-up and a second that checks on-demand. Just like any reset chip, it holds its reset output low a power-up ...

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IPO Arm, says Qualcomm boss, and we’ll buy in

If the Nvidia-Arm deal falls foul of regulatory scrutiny and then  Softbank decided to IPO it, Qualcomm would be prepared to buy a stake in Arm alongside other tech companies, says Qualcomm’s CEO. “If Arm has an independent future, I think you will find there is a lot of interest from a lot of the ...

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APEC: 3phase motor driver for power tools and service robots

Infineon has added gate drive charge pumps to keep motor drive mosfets working properly in a three-phase motor controller that works across 5.5 to 60V, and up to 1.5A (diagram below). Called 6EDL7141, it can drive gates from 7, 10, 12 or 15V, provided by one charge pump for the low-side mosfets and one for ...

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Vodafone chooses O-RAN suppliers

Vodafone today unveiled its strategic O-RAN vendors – Dell, NEC, Samsung Electronics, Wind River, Capgemini Engineering and Keysight Technologies.  Vodafone’s initial focus will be on the 2,500 sites in the UK that it committed to Open RAN in October 2020. It is one of the largest deployments in the world and will be built jointly ...

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Toshiba takeover plot gets political

Two Toshiba directors have resigned following receipt by the board of a letter from activist shareholder 3D Investments of Singapore. 3D Investments, which is trying to promote a private equity takeover of Toshiba, wrote an open letter to Toshiba urging the chairman and three directors to resign. 3D has a 7.2% stake in Toshiba. The ...

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Sierra Space signs up Spaceport Cornwall for Dream Chaser landings

Sierra Space has given a boost to the hopes of Spaceport Cornwall to be the landing centre for space vehicles, such as Sierra Space’s Dream Chaser. The US company – headquartered in Sparks, Nevada – is the new commercial space subsidiary of aerospace specialist Sierra Nevada Corporation (SNC). It has signed a memorandum of understanding ...

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UK’s Satellite VU chosen for Amazon’s Space Accelerator programme

Amazon has announced the first 10 startups to take part in its Amazon Web Services (AWS) Space Accelerator, with a UK thermal imaging company, Satellite VU, among those selected. The AWS Space Accelerator is a four-week business support programme that is open to space startups. The criteria for entry was “seeking to use AWS to ...

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Si Labs and Wirepas combine on mesh networks

Silicon Labs and Wirepas have brought out a combined hardware and software product for mesh networks. Wirepas Massive – which connects and localises sensors, tags and luminaires – is now available on Silicon Labs’ EFR32BG21 (BG21) and EFR32BG22 (BG22) modules and SoCs. Powered by BG21 and BG22 Bluetooth modules and SoCs, Wirepas Massive delivers flexible ...

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Melexis expands Triaxis position sensors

Melexis, the Belgian auto chip specialist,  has added to its non-contact position sensors, with devices – MLX90421 and MLX90422 – which are based on the company’s Triaxis magnetic sensing technology. They have the same key features as the MLX90364/5/6/7 devices, but with some additional enhancements incorporated. Intended for use in cost-sensitive automotive applications including powertrain ...

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