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What is PLL?
A phase-locked loop or phase lock loop (PLL) is a control system which generates a signal that has a fixed relation to the phase of a "reference" signal. A PLL circuit responds to both the frequency and the phase of the input signals, automatically raisin
total search199 articles
2015-07-06 Optimise clock synthesis in heterogeneous networks
Learn about new IC architectures that enable lower power, smaller form factor and higher performance small cell clock synthesis.
2004-02-02 Open architecture ATE tackles test woes
The basic idea behind the open architecture test system is to provide such modularization with specific focus on the use of third-party modules and test instruments.
2005-01-25 Online tool leverages skill in analog design
If you provide analog design engineers an easier way to create, develop and implement a typical analog circuitry, they would do whatever it takes to grab that opportunity.
2004-12-01 On-chip VCOs can be digitally tuned
One common approach to designing VCOs in CMOS is to build a ring oscillator using a cascaded set of inverters that feeds back into itself.
2005-07-22 New programmable device family combines CPLD, FPGA features
Lattice Semiconductor introduced MachXO, a new product family that combines the key features of complex programmable logic device (PLD) and FPGA technologies in a single device.
2005-11-08 New clock multiplier from TI cuts period jitter by up to 70 percent
Texas Instruments unveiled a clock multiplier that integrates three on-chip PLL components to deliver "industry-leading flexibility and performance".
2007-01-25 NEC rolls CB-55L platform for cell-based ICs
NEC Electronics announced that it has started offering its CB-55L platform for cell-based ICs developed on its UX7LS 55nm process technology.
2003-03-14 NEC expands silicon platform for high speed interfaces
NEC Electronics has expanded its 0.15?m Instant Silicon Solution Platform with the addition of two new base arrays and a 3.125Gbps serdes.
2002-10-10 Murata ceramic capacitors replace film capacitors
The company's GRM21 and GRM31 series of chip ceramic capacitors are available with capacitance values ranging from 0.015F to 0.15F.
2008-04-16 Multirate video clock generator asserts lowest jitter
According to National Semiconductor Corp., the LMH1982 multirate video clock generator with genlock delivers high-definition (HD) clock output jitter as low as 40ps peak-to-peak.
2002-09-11 Motorola MCU integrates USB, RF capabilities
The 68HC908JB16 8-bit Flash MCU from Motorola Inc.'s Semiconductor Products Sector features integrated USB capability to support peripherals such as keyboards, mice, and wireless PC peripherals.
2013-02-07 Monolithic quad channel translator aimed at optical networks
The ZL30165 from Microsemi claims to be the industry's first monolithic line card device for OTN transport and switching applications.
2012-03-09 Modulators, demodulators operate up to 2.4GHz
Richardson RFPD's offerings target wireless infrastructure applications such as 2G, 2.5G and 3G base station radios, high-capacity radio links, WLAN, and aerospace and defense equipment.
2011-09-02 Mixed domain oscilloscope features spectrum analyzer
TI has claimed an 'industry first' with an oscilloscope that can capture time-correlated analog, digital and RF signals.
2010-11-10 Microsemi SoCs converge on 65nm embedded flash process
Microsemi Corp. reveals its new 65nm embedded flash platform, upon which the company's next generation flash-based customizable SoCs will be built.
2002-10-01 Mentor revamps tool set for analog IC design
Mentor Graphics Corp.enhances its analog IC design tools by incorporating high-level languages, advanced circuit simulators and layout and verification tools to the tool set.
2008-04-14 MEMS markets up for major boom
According to Wicht Technologie Consulting, the current $2.5-million market for MEMS oscillators will grow to $140 million by 2012, and thereafter MEMS oscillators could also begin penetrating the $1-billion market for mobile handset timing chips.
2008-12-16 MEMS aim at consumer, networking apps
SiTime Corp. offers two new MEMS chip families for high-frequency stability and multiple-frequency output realms of GPS, cellphones and mobile devices, as well as servers, routers and other networking equipment.
2005-01-26 Media processors tout audio content creation
BridgeCo.'s newest media processor chips are said to offer more audio channels and more interface options for audio interface system designers.
2008-09-11 Low-jitter oscillators withstand high frequencies
Raltron Electronics has released the VSO9900A series of voltage-controlled SAW device-based oscillators that provides very low jitter at high frequencies.
2015-10-06 Low-jitter clock generators boost reliability in telco apps
TI said the LMK033x8 allows system designers to optimise system timing margins and BER to cut data transmission errors, allowing more reliable networking, server and computing industrial equipment.
2006-04-11 Lionic adopts Altera processor, FPGA
Lionic has adopted the Nios II embedded processor and Cyclone series FPGAs from Altera.
2009-08-28 LatticeSC sysCLOCK PLL/DLL user's guide
This user's guide describes the clocking resources available in the LatticeSC architecture.
2002-07-16 Lattice lands programmable-logic combo punch
Lattice Semiconductor has announced a new architecture that combines the programming attributes of CPLDs and FPGAs.
2002-10-24 Lattice FPGA integrates 3.7Gbps serdes transceiver
Lattice Semiconductor Corp. has rolled out two FPGAs and one switching device that integrate a serdes transceiver.
2013-03-15 Issues in using 3rd party IP in ASIC/SoC design
Know some of the common challenges in integrating and using 3rd party IPs in today's high-end ASIC/SoCs.
2009-01-23 IP core enables next-gen 40Gbit/s systems
Lattice Semiconductor has announced the availability of its 40Gbit/s Serdes framer interface, Level 5 (SFI5) IP core, which uses 17 Serdes channels in the LatticeSC/M devices, including the Lattice SFI5 soft IP core, and enables flexible and high-performance, next-generation 40Gbit/s systems.
2003-09-17 Interface deal links Artisan with Denali
Artisan Components Inc. and Denali Software Inc. have teamed to deliver near-turnkey IP for advanced double-data-rate DRAM interfaces on system-level chips.
2002-03-01 Integration trends in programmable logic
This news article illustrates the integration issues of programmable logic devices with other system functionality to drive PLDs in ASIC applications.
2007-02-16 Integrate RF signal chains with CMOS
Different technology challenges face handset designers and their suppliers in the race to integrate the RF signal chain.
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