Cost-Effective, Long-Range, Low-Power Internet of Things Connectivity

TI - SIGFOX

SIGFOX and Texas Instruments  recently announced that they’re working together to increase Internet of Things (IoT) deployments using the Sub-1 GHz spectrum. Customers can use the SIGFOX network with TI’s Sub-1 GHz RF transceivers to deploy wireless sensor nodes that are lower cost … Continue reading






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F-RAM Expands the Density Range of Energy-Efficient Nonvolatile RAMs

Cypress 4Mb Serial F-RAM

Cypress Semiconductor Corp. today introduced a family of 4Mb serial Ferroelectric Random Access Memories (F-RAMs), which are the industry’s highest density serial F-RAMs. The 4-Mb serial F-RAMs feature a 40-MHz SPI, a 2-to-3.6-V operating voltage range and are available in industry-standard, … Continue reading






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New AC Source with Power Line Disturbance Simulator

9801_front-B&K

B&K Precision recently introduced the 9801 AC power source, which is a compact 19″ half-rack, single-phase AC source that outputs up to 300 VA and measures AC power characteristics. You can operate the AC source in a 0-to-300-V continuous sweep range … Continue reading






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Streamlined Touchscreen Design with Application Builder and COMSOL Server

COMSOL_5.1_COMSOL_Server

Cypress Semiconductor R&D engineers are creating simulation apps that streamline their touchscreen design processes. To do so, they’re sharing their simulation expertise with colleagues using the Application Builder and COMSOL Server, released with COMSOL Multiphysics simulation software version 5. With … Continue reading






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March & April Electrical Engineering Challenge Answers (Sponsor: NetBurner)

Circuit Cellar’s technical editors purposely inserted an error in the schematic below. Find the error and submit your answer via the online Submission Form by the deadline: 2 PM EST on February 20. Circuit Cellar will randomly select 2 prize winners from the pool of respondents who submit the correct answer.

The answers to the March and April 2015 Electrical Engineering Challenge (sponsored by NetBurner) are available. Check out the answers and winners! PRIZES Out of each month’s group of entrants who correctly find the error in the code or schematic, one person … Continue reading






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Engineering “Moonshot” Projects

AndrewMeyerLeaflabs

In 2009, Andrew Meyer, an MIT-trained engineer and entrepreneur, co-founded LeafLabs, a Cambridge, MA-based R&D firm that designs “powerful physical computing devices for control and communication among smart machines (including humans).” We recently asked Andrew to tell us about his … Continue reading






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Ultra-Compact Lightweight Audio/Video Processing Engine

Sensoray-2960

Sensoray announces the new 2960 Dragon, which is an ultra-compact lightweight board with extreme computing power and flexible architecture for HD/SD video and audio processing systems. Using the 2960 Dragon as a building block, Sensoray experts collaborate with customers to … Continue reading






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HITFET+ Family of Protected Low-Side Switches

Infineon HITFETplus

Infineon Technologies recently announced the HITFET+ family of protected low-side switches. The HITFET+ family (High Integrated Temperature protected MOSFET) offers a handy feature-set with its diagnosis function, digital status feedback and short-circuit robustness, and controlled slew rate adjustment for easily balancing switching losses … Continue reading






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EtherCAT Slave Controller with Integrated PHYs for the Internet of Things

Microchip LAN9252 EtherCAT

Microchip Technology’s LAN9252 is a stand-alone EtherCAT slave controller with two 10/100 PHYs. Its dual 10/100 Ethernet transceivers support both fiber and copper, along with cable diagnostics capabilities. In addition, the LAN9252 supports traditional Host Bus and SPI/SQI communication, along with standalone digital I/O … Continue reading






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Compact 20A Hot Swap Controller Integrates MOSFET & Current Sensing

Linear LTC4234

Linear Technology Corp. recently announced the LTC4234, a 20A Hot Swap controller with integrated MOSFET and current sensing, which provides a small footprint hot-plug solution for high-density circuit boards. The LTC4234 ensures safe board insertion and removal from live 2.9-to-15-V backplanes … Continue reading






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Editors’ Pick: Adafruit’s Limor Fried on the DIY Electronics Revolution

Fried

The proliferation of open-source hardware and software has made do-it-yourself electronics accessible to both professional electrical engineers and newbies. Today we’re just at the start of an exciting DIY revolution that promises innovation, adventure, and new social, creative, and business … Continue reading






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Power Monitoring IC for High-Accuracy Power Measurement

Source: Microchip Technology

Microchip Technology recently expanded its power-monitoring IC portfolio with the addition of the MCP39F511. The highly integrated and accurate single-phase power-monitoring IC is designed for the real-time measurement of AC power. It combines the most popular power calculations with unique … Continue reading






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4-Mb Asynchronous SRAMs with On-Chip Error-Correcting Code

Source: Cypress

Cypress Semiconductor Corp. recently started sampling 4-Mb asynchronous SRAMs with Error-Correcting Code (ECC). The on-chip ECC feature of the new SRAMs enables them to provide the highest levels of data reliability, without the need for additional error correction chips—simplifying designs … Continue reading






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New Triple Output High Resolution DC Power Supply

Source: Global Specialties

Cal Test Electronics recently introduced the new Global Specialties 1320 Power Supply. The 1320 can provide continual output power of 200 VA through its three output supplies. It features constant current or constant voltage modes with automatic crossover. With resolutions of 10 mV … Continue reading






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Elektor Publishes the Ultimate Intel Edison Manual

Source: Elektor

Elektor’s latest publication on the Intel Edison is a must have for all those with an active interest in the Internet of Things. The book, Getting Started with the Intel Edison, focuses its attention on the Edison, a tiny computer, … Continue reading






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