Guan Yang of HackManhattan informs us of his efforts in working with a Bluetooth low energy component: This amazing component is the Nordic nRF51822 that was released last year and is now available for order from Mouser. It’s a Bluetooth … Read more
Category Archives: components
Ray Wang wrote this post about voltage conversion from 24VAC to 5VDC. Voltage conversion from 24VAC to 5VDC is quite useful, because a lot of home automation devices use 24VAC, including sprinkler solenoids, home surveillance systems etc. Having a conversion … Read more
The new TI HealthTech fitness sensor guide provides info and application ideas on heart rate monitors, body worn fitness trackers, pulse oximeters and more. You can download your copy of the 49 page PDF from TI.
Here’s a good refresher with basic knowledge regarding bypass capacitors with op amps just published on the Texas Instruments E2E blog. Wedecon Electronic Design via the contact form.
Cypress Semiconductor has announced the availability of their new PSoC 4 system-on-chip device The chip features an ARM Cortex-M0 CPU up to 48MHz, up to 32 kB Flash, 4 kB SRAM, programmable analog: Op-Amps, 12-bit 1Msps SAR ADC, programmable digital: … Read more
Here’s a video by Afrotechmods: Fun with ultracapacitors! So I recently got hold of some 2600F (no that is not a typo) ultracapacitors with an insanely low ESR of 0.7 milliohms, meaning they can discharge hundreds of amps even at … Read more
Maxim Integrated has announced the availability of their new MAX2173 RF to bits tuner chip. The MAX2173 is a highly integrated direct-conversion tuner for digital audio broadcast (DAB) and terrestrial digital multimedia broadcast (T-DMB) applications in the 168MHz to 240MHz … Read more
Freescale Semiconductors has posted their Medical Applications User Guide. This 116 page PDF outlines the MCU, RF, sensor and display technologies offered with specific emphasis on their implementation in developing medical applications. Included are block diagrams of medical devices and … Read more
TI is making a limited number of samples available of their Field Transmitter: Pressure Sensor Solutions kit. The kit includes: • RCV420 – Precision 4mA to 20mA Current Loop Receiver • ADS1255 – 24 Bit, 30kSPS Very Low Noise Delta-Sigma … Read more
Jayson Tautic writes that he’s conducting a fundraiser / group buy for the popular SiLabs Si570 programmable oscillator. “You’ll notice this used in a lot of DIY/maker SDR projects. Some of your readers may be interested as this part has … Read more
FTDI has announced the introduction of the FT800, Embedded Video Engine (EVE). FTDI Chip is redefining the cost and quality paradigm for graphic user interface (GUI) development with the introduction of the FT800, Embedded Video Engine (EVE). With 3 in … Read more
Wedecon Electronic Design located this post on the Texas Instruments blog highlighting the problems presented in PCB design by parasitic effects caused by rapid high current transients and high frequencies. You can view the post Everything is Part of the … Read more
This video of Chris Tarnovsky’s 2010 Blackhat Conference was recently posted. Chris is with Flylogic Engineering, LLC, which conducts security analyses of semiconductors. He describes the presentation, “From start to finish, we will walk through how a current generation smartcard … Read more
video platformvideo managementvideo solutionsvideo player TI has announced the availability of their new CC3000 module. The TI CC3000 module is a self-contained wireless network processor that simplifies the implementation of Internet connectivity. The module uses TI’s SimpleLink WiFi solution which … Read more
Goran provided this quick tip: “TI has some free breakout boards right now – even shipping is zero cost.” Check the TI estore for details and availability. TI says the board involved is “the DEM-OPA-SO-1A demonstration fixture helps designers evaluate … Read more
Fred Nasb draws out attention to TI’s SMD to DIP adapter board. The DIP-Adapter-EVM supports these TI packages: D or U(SOIC-8), PW(TSSOP-8), DGK(MSOP-8), DBV(SOT23-6, SOT23-5 and SOT23-3), DCK(SC70-6 and SC70-5) and DRL(SOT563-6). It provides a handy way to convert SMD … Read more
Uwe tipped us to Texas Instruments’ low power 7-channel relay and inductive load sink driver ICs: TI offers two rather new low power 1,8V & 3.3V & 5V 7-channel relay and inductive load sink driver ICs: – ULN2003LV (Output/Switching Voltage … Read more
Arhi tipped us off to a potential problem in cheap surge protection devices. The metal oxide varistors (MOVs) found in surge protectors are prone to catching fire in cases of extended current surges. MOVs are designed to suck up short … Read more
Guan Yang draws our attention to a new member of the FT232 family, the FT231X. I wanted access to more pins than your typical FTDI board provides, and realized that our friends at FTDI have designed a replacement for the … Read more
Dynamic flip-flops. What are they and why should you care? Jeri Ellsworth discusses their operation and characteristics in this new video tutorial.