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2007-07-17 Three is a crowd for instrumentation amplifiers
This article explains the limitations of the conventional three-op-amp architecture for instrumentation amplifiers, and introduces Maxim's patented indirect current-feedback architecture
2008-01-23 Implementing digital lock-in amplifiers using the dsPIC DSC
This application note provides information on practical ways in which a digital lock-in amplifier can be implemented in software using the dsPIC33FJ256GP710 on an Explorer 16 board.
2007-08-23 Class D Amplifiers: Fundamentals of operation and recent developments
This article discusses the advantages of Class D filters and the recent improvements that can not only reduce board space, but can also significantly reduce the cost of many portable/compact systems.
2012-01-13 Audio amplifiers tout 3.2W/mm2 power density
ST's TDA7498E amplifiers enable the design of platform solutions where the speaker impedance can be simply changed from 8? down to 2? without any power or current limitation
2007-04-23 Integrated DC logarithmic amplifiers
This article derives the overall DC log amp transfer function from the VBE-to-IC transfer characteristic of bipolar transistors.
2004-12-01 High-voltage signal conditioning for low-voltage ADCs
This app note presents several solutions using modern amplifiers and typical power supplies.
2004-12-01 High-voltage signal conditioning for differential ADCs
This app note presents solutions using modern amplifiers and typical power supplies.
2014-04-16 Utilise audio amps for voltage splitting (Part 3)
Here's a look at voltage splitters based on power audio amplifiers
2013-03-07 Researchers unveil small-area, low-power instrumentation amp
Toyohashi Tech researchers found a way to develop smaller IAs that are geared for high-spatial-resolution biomedical and environment monitoring systems.
2014-03-12 Examining field-programmable RF chip
Here's a look at a chip that comes from the wireless domain and is touted to bring exciting new possibilities.
2007-06-14 Amplifier IC takes up antenna signal losses
Atmel has developed an antenna amplifier IC that enables AM/FM car-radio reception when used with designer antennas.
2014-03-06 Utilising audio amps for voltage splitting
Here's a look at several voltage splitters built around power audio amplifiers
2006-06-28 Small, rugged DLVAs suit airborne apps
Labtech unveiled small-outline and rugged DLVAs suited for the restricted space and weight environments of modern airborne and manpack applications
2016-03-02 Enhancing receiver sensitivity
Several advances in ADC design such as the new JESD204B standard, coupled with the new low power amplifiers, ultimately improve system noise performance
2007-09-11 Enabling digital microphones with CMOS
Preamplifiers implemented in modern submicron CMOS processes enable a wide range of improvements over traditional JFETs
2007-06-01 DirectDrive delivers better audio quality
DirectDrive is a patented architecture that eliminates the DC-blocking capacitor required on the output of traditional headphone amplifiers. This article describes the DirectDrive approach, how it works and its advantages
2011-02-04 CSAs tip direct MCU interfaces
Maxim Integrated Products' MAX9611/MAX9612 current sense amplifiers integrate a 12bit ADC and a gain block that can be configured as either an op amp or a comparator
2005-03-07 An introduction to analog circuit design Part 1: Transistors and Elementary Circuits
Modern circuit design is a
2004-12-16 Smart antennas arrive for in-vehicle systems
Receiving satellite TV signals in automobiles can now be made possible as smart antennas proliferate in modern luxury vehicles
2012-10-30 Triple-play graphics cores accelerate auto apps
Learn about the triple-play GPUs featured in the i.MX6 devices and the advantages that result from using three specialized graphics engines.
2015-01-13 Total IP sol'n for MIPI SoundWire aimed at mobile devices
Arasan's MIPI SoundWire IP solution is fully configurable for a number of options such as data ports, SoundWire bus lanes and audio sample widths to meet a range of audio applications.
2009-02-18 Testing an OFDM-based MIMO system
This article looks at a few key parameters and the tests needed to tell how an OFDM-based MIMO system is performing.
2014-02-14 Taking a look at the field-programmable RF chip
Developed in the US for UK's Lime Microsystems, the FPRF transmitter takes a digital data stream and converts it into wireless signals, while the receiver performs the inverse operation.
2005-05-16 Superconductors set course for wireless
Technological maturity and potentially lucrative applications suggest that low-temperature superconducting is turning a corner.
2015-07-30 Simplify comm system design, boost available bandwidth
In this article, we show how to simplify the complexity of the system by reducing the need for complicated filters and signal processing.
2011-12-13 Sensor integrates amplifier IC in SO8 package
NXP's KMZ60 analog AMR angle sensor saves system level costs for brushless DC motors in automotive and industrial applications.
2003-10-16 RF "sleep modes" can improve battery life in cellphones
It is through techniques collectively known as "power management" that we have attained such talk and standby times in today's products.
2013-09-19 Research interfaces solid-state with biological systems
A team of researchers from Columbia University won a $1 million 3-year grant from the W. M. Keck Foundation to advance their research in combining biological components with solid-state electronics.
2009-07-15 Rail splitter, from Abraham Lincoln to virtual ground
Rail splitting is creating an artificial virtual ground as a reference voltage. It is used to set the signal to match the op amp's "sweet spot."
2009-09-18 PSoC platform addresses 8-/16-/32bit apps
Cypress introduces new architectures in its PSoC programmable SoC design platform for 8-, 16-, and 32bit apps.
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