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2007-08-01 Optimize FM transmission using digital PLLs
Digital PLL and DSP-based FM transmitters can overcome the drawbacks one can expect from using a conventional architecture by realizing frequency modulation, pre-emphasis, pilot tone and multiplexing in a pure digital domain.
2005-08-29 ZTEC's 90MHz digital scope plug-ins play in PCI, PXI
ZTEC will be making its newest PC-hosted digital storage scope plug-in available in both PCI Extensions for Instrumentation flavors
2003-08-07 Wolfson powers digital audio apps with new release
Wolfson Microelectronics plc has introduced two digital audio interface products for the consumer audio and professional markets
2011-09-05 Use spread spectrum clock generators for EMI reduction in digital systems (Part 2
Read about the types of spread (down, center, and up); and the precautions to be aware of when using a spread spectrum clock.
2003-05-27 Understanding phase noise from digital components in PLL frequency
This application note explains how the phase noise from the digital components in a PLL synthesizer (dividers, phase detector and charge pump) can be understood in terms of timing jitter in these devices.
2004-03-24 TI SoC integrates analog, digital cores
Texas Instruments has introduced a low-noise data acquisition SoC from its Burr-Brown product line.
2004-08-19 TI IC includes three PLL filter components
Touted by TI to offer a best-in-class performance, the company's latest clocking IC features three on-chip phase locked loop filter components.
2002-02-06 Tektronix releases world's first digital jitter analysis module
Claimed to be the world's first digital jitter analysis module, the OTS9200 is aimed at reducing the time per test and accelerate the production of 10Gbps SONET/SDH equipment for metro networks
2002-11-26 TDA8752B PLL Calculator method and software
This application note describes the method to calculate the TDA8752B PLL parameters and describe the use of the PLL calculator program
2013-02-18 Richardson rolls out 18GHz Microwave PLL Synthesiser
The ADF41020 can be used to implement local oscillators as high as 18GHz in the up-conversion and down-conversion sections of wireless receivers and transmitters.
2001-04-16 PLL filter optimization for the CS8415A, CS8420 and CS8427
This application note is intended to give the users of the CS8415A, CS8420 and CS8427 stereo digital audio sample rate converters the information needed to optimize the performance of the PLL for their requirements.
2002-08-08 Philips ships front-end chipset for digital video receivers
Royal Philips Electronics has introduced a front-end chipset targeted at improving digital video reception of digital terrestrial video receivers
2006-11-10 New DC/DC POL regulators ease digital circuit design
Linear Tech said designing with its new family of uModule POL regulators requires no knowledge in switchmode power supplies, greatly simplifying the task for a digital circuit designer
2010-10-21 MCUs support lighting controllers, digital power conversion
The MCUs consume 130?A/MHz, cut deep sleep current by 60 percent, and are suited for lighting controllers, digital power conversion and management systems, and portable battery-powered CE
2008-01-07 HD Radio enters digital radio market
The U.S. digital radio market may have its hands full but it has to make room for a new serviceHD Radio
2006-05-24 Free PLL design tool debuts with PLL hardware
ADI is rolling out a new generation of its existing ADIsimPLL phased-locked loop circuit design and evaluation tool, as well as two new PLL synthesizers
2007-04-09 Four-PLL spread-spectrum timing chip cuts EMI
Cypress Semiconductor introduced a four-PLL timing device with two spread-spectrum PLLs to reduce EMI
2003-01-09 Direct digital synthesizers cut power by 90 percent
ADI has released a DDS family that cuts power consumption by 90 percent over previous versions through the application of patent-pending algorithms.
2008-11-07 Digital audio receiver includes sample-rate converter
Cirrus Logic Inc. has introduced the CS8422, a 24bit, 192kHz digital audio receiver with a low-jitter PLL and integrated asynchronous sample rate converter.
2008-12-10 Digital amp for flat-screen TVs unveiled
Renesas Technology Europe has announced the R2J15116FP, a compact, high-performance digital amplifier supporting IIS*1 digital audio signal input with a built-in 24bit audio DSP. It is intended for use in thin flat-screen TVs using LCD or PDPs
1999-10-14 Designing to digital wireless specifications using circuit envelope simulation
This paper explains circuit envelope technology and it is contrasted with Spice and harmonic balance simulators, applications of the technology are also demonstrated in the simulation of PLL
2008-03-31 Bringing multizone digital audio to life
Rallying around an emphasis on software upgradability and wireless connectivity and control, Sonos Inc. developed a multi-zone digital music system with a wireless, full-color LCD screen controller that lets users play all their digital music
2009-05-19 Audio codec packs dual ADC paths, digital voice filters
From Maxim Integrated Products comes the MAX9860, a low-power, mono audio codec with dual ADC paths and programmable digital voice filters
2005-07-01 Analog EDA firm tackles PLL noise
Berkeley's PLL noise analyzer promises to shrink time-to-volume for discrete analog/RF chips and SoCs containing analog blocks
2002-06-18 Analog Devices adds dual fractional-N PLL offering
Analog Devices Inc. has introduced a dual fractional-N PLL frequency synthesizer for the upconversion and downconversion of RF signals in wireless applications
2003-05-20 ALPS tuner units suitable for digital broadcasting apps
ALPS Electric Co Ltd. has developed a series of tuner units for digital terrestrial broadcasting that are suitable for use in digital TVs, STBs, videotape recorders, and PCs
2003-05-07 Alps offers smaller digital terrestrial tuners
Alps Electric Co. Ltd has developed the TDH series of tuner units that measure 73.7-by-41-by-13mm.
2007-12-13 ADI unrolls direct digital synthesis device
The AD9913 from ADI is the first direct digital synthesizer device to deliver a 250MHz clock rate while consuming as little as 50mW of power
2004-06-11 ADI offers two PLL synthesizers for wireless apps
Analog Devices developed two PLL synthesizers for the upconversion and downconversion of RF signals in wireless apps
2003-09-16 A summary of PLL and clock system design
An on-chip PLL can eliminate the delay between the external and internal clock caused by on-chip clock driver delay
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