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Content posted in June 2012
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Silicon Laboratories Si21x8 TV tuners
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6/27/2012   Post a comment
Silicon Laboratories launched its fourth generation TV tuner product line, which includes devices that offer greater integration, lower power consumption and the highest tolerance to Wi-Fi and LTE interference.
Texas Instruments TPA3116D2, TPA3118D2 and TPA3130D2 Class D audio amplifiers
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6/27/2012   Post a comment
Higher efficiency levels and lower BOM costs will make Texas Instruments' Class D devices more accessible to cost-sensitive applications, including the LCD TV market, soundbars, after-market automotive solutions and portable audio docks.
Audio configuration switch IC detects headset type to ease system design
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6/27/2012   Post a comment
By integrating the automatic detection and switching function in a single device, the TS3A225E audio headset detection and configuration switch IC from Texas Instruments eliminates detection, leakage and click-pop issues.
TS12001 combines voltage detector/comparator
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6/26/2012   Post a comment
Touchstone Semiconductor announced TS12001 voltage detector combining a 0.58V reference and a resettable latched comparator in a single package.
SIGNAL CHAIN BASICS #66: How to interface a 5V transceiver to a 3V controller
Articles  
6/25/2012   2 comments
Many low-voltage RS-485 bus node designs utilizing 3V microcontroller units (MCU) favor 5V over 3V transceivers (XCVR) due to higher drive capability, which ensures higher noise immunity and allows for longer transmission distance
Source resistance and noise considerations in amplifiers
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6/25/2012   Post a comment
In many applications it is critical to design for low noise. Different types of sensors, filters, and audio designs are common examples where low noise is critical. These applications can be modeled as a source resistance in series with a signal source.
AMS AS3421 and AS3422, single chip ANC solutions
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6/21/2012   Post a comment
ams has introduced single-chip ANC solutions with integrated speaker driver ICs, which make it easier for manufacturers of Bluetooth headsets, headphones and earpieces to implement Active Noise Cancellation (ANC).
Large capacity LiFePO4 batteries require high power chargers
Articles  
6/15/2012   7 comments
The modern portable product designer of industrial and medical portable devices has an extremely challenging job – particularly when it comes to power. Businesses continue to demand features that require more power and consequently, larger batteries.
Monolithic component integrates isolation plus ADC for AC line-voltage monitoring
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6/15/2012   Post a comment
The Si890x trio from Silicon Laboratories incorporates capacitive-based digital isolation along with a 10-bit analog/digital converter.
Analog Devices ADA4830-1, ADA4830-2, ADA4432-1 and ADA4433-1 analog video filter amplifiers
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6/13/2012   Post a comment
Analog Devices' video amplifiers integrate short-to-battery protection and fault detection for automotive video applications.
Developing an Ultra High Intercept Last Gain Stage to a 14-Bit High SFDR ADC (Part 1 of 2)
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6/12/2012   Post a comment
Part 1 will describe the individual ADC and amplifier characteristics, show a proposed 19dB gain interface circuit including a 2nd order RLC filter between the amplifier and ADC.
All-in-one linear ICs cut power by more than 10
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6/12/2012   Post a comment
Touchstone Semiconductor has announced the TS12011 and TS12012, 1.2-microwatt op amp, comparator and voltage reference in one IC.
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