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2010-01-08 Integrated Class-D audio amps deliver 600W
Audio bandwidth over 73kHz achieves HD media playback in Blu-ray home theater systems and other apps.
2003-06-13 ICs for headphone stereos (with volume limiting circuit): Monolithic IC MM1336
This application note discusses the MM1336 device, which is developed for use in 3V headphone and stereo applications.
2003-06-10 IC for headphone stereos using the Monolithic LAG673
This application note discusses the LAG673 multimedia IC that is targeted for 3V headphone stereo applications.
2003-06-10 IC for headphone stereos using the Monolithic LAG668
This application notes discusses Mitsumi's LAG668 IC, which provides bass boost functions for headphone stereos without deviating from the basic design concept of the LAG665.
2003-06-10 IC for headphone stereos using the MM1006 monolithic IC
This application note discusses theMM1006, which is developed for use in headphone stereos.
2003-07-31 Headphone amplifier suits portable audio systems
The Boomer stereo headphone amplifier from National Semiconductor is designed for use in apps that require a single 1.5V battery.
2008-06-30 FAN3800 application guide
The purpose of this document is to provide guidance for typical operation of and layout guidelines for the FAN3800 speaker drivers, a low-cost solution to integrate the discrete parts used in stereo and mono headset applications. It provides mono/stereo speaker drivers and a complete microphone interface. Manual and remote Send-End switching is also supported.
2002-11-22 Fairchild power amp extends battery life
The FAN7031 CMOS stereo PA from Fairchild Semiconductor consumes 4?A of current in shutdown mode over a power supply range of 2.7V to 5.5V.
2003-01-02 Fairchild headphone amplifier draws 0.1mA shutdown current
The FAN7005 stereo headphone amplifier draws 2.2mA during normal operation and 0.1mA during shutdown, making them suitable for use in desktop PCs.
2003-09-23 Earphone, microphone unit has square-type connector
SMK Corp. has released a stereo earphone, microphone device that features a square-shaped connector that is suitable for mobile phone apps.
2009-07-08 DACs enable affordable high-quality audio
Wolfson Microelectronics has introduced the WM8523 and WM8524 2Vrms ground referenced DACs, the latest in its family of chips for home audio devices.
2006-08-14 DAC provides 87dB dynamic range
The new 24bit, I2S-compatible stereo DAC for digital audio applications from Maxim Integrated Products has a dynamic range of 87dB and a total harmonic distortion of less than -87dB.
2006-03-24 CSR's BlueCore3-Multimedia tech powers GG Telecom headset
Wireless communications specialist CSR confirmed that its BlueCore3-Multimedia is the technology behind the GGBlu stereo headset of GG Telecom.
2007-11-21 CSR toolkit designs sub-$10 MP3 players
Bluetooth chip pioneer CSR plc has started shipping a single-chip MP3 reference design platform with an electronic BOM of less than $10.
1999-11-01 Considerations for mixed signal circuit board design (how to design a PCB layout/assembly compatible with the AD1845 and CS4231 codecs)
This application note explains the design issues involved in designing a codec
2007-06-29 Connectors integrate HDMI
Tyco Electronics expands its portfolio with the release of two next-generation connectors integrating HDMI technology.
2007-01-22 Codecs deliver hi-fi audio for headsets, digicams
Two new codecs from Wolfson Microelectronics are designed to deliver hi-fi stereo quality for stereo headset applications as well as high-quality audio for digital camera systems.
2005-09-07 Codec expands portable features
Wolfson introduced a stereo codec for portable multimedia apps, including cellular phonesthat is said to integrate high-quality audio performance and enhanced mixing capabilities, with low-power consumption
2007-06-06 Codec enhances voice recording in digital cameras
Asahi Kasei EMD Corp. releases AK4646, a low-power, high quality stereo ADC and DAC suited for digital video cameras, still cameras and other voice recording equipment.
2005-09-21 Clevo notebook computers feature SRS WOW technology
SRS Labs Inc. announced that Clevo Computer Co. is currently shipping notebook computers featuring SRS WOW technology.
2007-05-14 Class-D amplifier guarantees 90% efficiency
Rohm Co. Ltd has developed the BD5421EFS Class D stereo amplifier LSI for audio-equipped sets with strict thermal design and dimensional requirements.
2008-07-09 Class-D amp does dynamic range compression
Texas Instruments has introduced a highly advanced, filter-free, stereo Class-D amplifier that provides a 1.7W per channel output drive capability across an 8 load and improves overall volume vs. traditional Class-D products.
2006-01-13 Class D amps tout true fidelity
JAM Technologies is setting its sights on digital TVs with its latest True Fidelity digital-input stereo amplifiers.
2004-10-04 Cirrus Logic ICs provide backbone to in-flight entertainment
Business air travelers are now enjoying in-flight entertainment and connectivity at a quality that may surpass even their home entertainment systems, with Lufthansa Technik's networked integrated cabin management and entertainment system based upon a wide variety of ICs from Cirrus Logic Inc.
2008-03-28 Chip plays Bluetooth-audio combo in mobiles
CSR has entered the foray into audio processors for mobile phones with the MusiCore1 single chip device that integrates Bluetooth with a stereo audio processor.
2006-02-27 Chip integrates Bluetooth, FM receiver
Broadcom announced the BCM2048, a new device that integrates a Bluetooth radio and baseband processor along with an FM stereo radio receiver into a single chip.
2006-04-05 Chip integrates Bluetooth, FM audio for mobile handsets
TI announced its next generation BlueLink 6.0 platform that combines Bluetooth wireless technology with high-fidelity FM stereo and mono performance on a single chip.
2013-09-18 Cancellation speaker driver ICs boast zero audible hiss
The AS3435 and AS3415 ANC speaker drivers from Ams feature integrated bypass switches and claim to provide users with an improved listening experience.
2005-12-19 Boomer audio amp incorporates digital, analog input paths
National Semiconductor introduced the LM4934 Boomer stereo audio subsystem, which it touts as the industry's first subsystem to incorporate both digital and analog input paths.
2004-11-12 Bluetooth shipments set to double
Worldwide shipments of Bluetooth chipsets and, by extension, devices that use those chipsets, is set to double for the second straight year, according to a market study released Tuesday (Nov. 9) by In-Stat/MDR.
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