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2008-10-10 Class-D amp cuts cost in high-power stereos
NXP Semiconductors has released the TDA8950 highly integrated stereo class-D amplifier suitable for single layer PCB use, delivering bigger, better sound on slim-line audio systems.
2010-03-30 Class G headphone amp extends listening time
STMicroelectronics is rolling out a stereo headphone amplifier IC that achieves high efficiency enabling listeners to enjoy high-quality sound for longer between battery charges.
2008-07-23 Class D speaker amplifier minimizes design cost, space
Maxim introduces the MAX9744, the industry's first 20W stereo Class D speaker amplifier, which offers a filterless modulation mode that eliminates the large LC filters required by traditional amplifiers reducing design cost and space.
2012-04-19 Class D audio amp for MP3 docking station
Know how to incorporate the MAX98400 Class D audio amplifier in a stereo audio docking station application.
2009-09-11 Class D amp saves board space, cost
STMicroelectronics' 50W+50W stereo Class D amplifier IC delivers audiophile sound quality.
2005-05-24 China's design firm licenses SRS WOW audio
China-based IC design company Actions Semiconductor Co. Ltd has licensed SRS Labs Inc.'s 3D stereo and bass enhancement technology, SRS WOW, for Actions' latest PMA300 MP3 decoder chip, for the China MP3 player market.
2009-05-06 CEA to set 3D glasses standards
The Consumer Electronics Association (CEA) plans to set the standards for stereo 3D glasses, a move aimed at paving the road to interoperable 3DTV products for the digital home.
2007-01-31 Bluetooth ICs boost audio in wireless headsets
Broadcom is sampling two single-chip Bluetooth products that are designed to improve the user experience of wireless mono and stereo headsets.
2002-07-17 Baifuda A/V cable assembly suits DVD players
The U6-8H A/V cable assembly from Baifuda Electronic Co. Ltd includes one 3.5mm four-pole stereo plug and three RCA plugs.
2005-10-27 austriamicro's new power mngt IC
The AS3654 power management IC from austriamicro includes high performance voltage regulators, a lighting unit, step down battery charger and a stereo audio DAC.
2010-02-24 Audio subsystems integrate Class D, H amps
Maxim Integrated released mono audio subsystems that combine Class D mono speaker amplifier with distortion limiter; DirectDrive II Class H stereo amplifier; and ultralow-noise, analog bypass switch.
2005-09-14 Audio subsystem simplifies designs
National Semiconductor introduced the Boomer audio subsystem to simplify the development of full-bandwidth stereo and 3D sound in mobile phones and other battery-powered devices
2008-08-15 Audio subsystem improves capacity for handsets
Texas Instruments has released an analog-input audio subsystem that combines its field-proven stereo Class-D power amplifier and stereo DirectPath headphone amplifier into one package.
2009-03-04 Audio selector saves PCB space, costs
New Japan Radio Co. Ltd has launched the 2/3/4 input and 1 output stereo audio selector NJM2752/53/54 for A/V equipments with multi-inputs such as a TV, a car audio and a DVD player.
2009-02-19 Audio power amp comes with electric volume
New Japan Radio Co. Ltd has launched the NJU7086, high-power and low-voltage stereo audio power amplifier with electronic volume for portable applications.
2009-05-18 Audio IC suits portable multimedia apps
Atmel Corp. has released its AT73C240 Audio Companion IC for portable multimedia applications. Manufactured on Atmel's low-cost mainstream CMOS process, the AT73C240 integrates an audio quality 20bit Stereo DAC and an up to 1W audio power amplifier.
2008-01-14 Audio front end halves power draw, doubles performance
austriamicrosystems has extended its audio front end portfolio with a new device that promises low power consumption at a high audio performance by featuring a sub-7mW stereo DAC at over 100dB SNR.
2008-04-11 Audio DSP rolls for DTV sound processing
The AK7770 audio DSP for DTV sound processing from Asahi Kasei EMD Corp. integrates two 24bit stereo ADCs, three 24bit stereo DACs and two stereo SRCs, as well as an S/PDIF transmitter.
2007-12-27 Audio DACs tout ground-referenced 2Vrms output
AKM has announced the AK4420 and AK4421 single-supply stereo audio 2Vrms-output DACs with integrated charge pumps.
2006-01-10 Audio CODECs consume 14mW
Texas Instruments introduced the TLV320AIC3x family of low-noise, stereo, portable audio CODECs with power consumption as low as 14mW.
2009-01-06 Audio codec with Class-D amp extends battery life
Texas Instruments Inc. has released a new low-power stereo audio codec that enables CD quality playback and extends battery life in portable products such as cellphones, portable navigation devices and portable media players.
2006-02-16 Audio codec suits cellphones, PMPs
STMicroelectronics' new stereo audio/voice codec is designed as a compact solution for delivering audio in the low voltage conditions of battery-powered multimedia products and cellphones.
2009-10-06 Audio codec packs programmable digital filters
Maxim Integrated Products offers a low-power, stereo audio codec that integrates digital microphone support and programmable digital filters to deliver a richer audio experience to end users
2008-07-04 Audio chip does EMI filtering, ESD protection
The EMIF06-AUD01F2 from STMicroelectronics implements the complete EMI filtering and ESD protection for stereo headset output and external and internal microphones within a flip-chip package measuring 2.42mm x 1.92mm.
2006-11-09 Audio chip adds headphone, loudspeaker to portables
STMicroelectronics has introduced a compact stereo headphone and loudspeaker driver chip, with an I?C bus control interface, for mobile phones, PDAs and laptop computers.
2005-02-11 Atmel audio chip includes DAC, power speaker
Atmel's AT73C213 audio companion chip for multimedia portable apps integrates an audio-quality 20bit stereo DAC and an audio power amplifier providing up to 1W.
2007-06-05 Amplifier gives mobile phones 3D audio effects
STMicroelectronics introduces a compact audio power amplifier chip for portable audio products which creates 3D audio effects in stereo speaker outputs to add impact and a surround-sound feel to MP3 and video files.
2002-12-02 Amplifier eliminates dc-blocking capacitors, resistors
The MAX4411 headphone amplifier combines the Maxim's stereo DirectDrive technology and a fixed-gain configuration.
2004-12-21 AKM converter with high-quality audio recording features
AKM rolled out a single-chip 16bit stereo A/D and D/A converter with high-quality audio recording features for use in digital still cameras and digital video cameras.
2004-11-12 AKM converter targets portable data terminals
AKM introduced a 16bit mono A/D and stereo D/A converter with built-in Bluetooth-Interface mono CODEC for next-gen smart portable data terminals and PDAs.
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