pll clock generator

Power-Down Driving PD low places the MAX9491 in power-down mode. Join thousands of engineers who never miss out on learning about the latest product technology. A phase-locked loop or phase lock loop (PLL) is a control system that generates an output signal whose phase is related to the phase of an input signal. 3.3V Low Noise 1:9 Fanout Buffer, DC - 8 GHz. The NB3H73113G, which is a member of the OmniClock family, is a one−time programmable (OTP), low power PLL−based clock generator that supports any output frequency from 8 kHz to 200 MHz. The portfolio also includes AEC-Q101 Qualified and PPAP Capable options specifically engineered and qualified for automotive industry applications, including infotainment, in-cabin electronics, and autonomous vehicles. PLL, so frequencies between 4MHz to 200MHz can be generated. Sometimes ClockGen will recognize the PLL model that your system is using (especially if … About PLL Clock Generators and Phase-locked Loops (PLLs) The parallel-in-serial-out (PISO) is the shift register that co nverts configuration data for the PLLs from parallel to serial. Non-Stocked. Clock Generator with Fractional-N PLL & Integrated VCO SMT, 125 - 350 MHz. Before you submit a part request, we kindly ask that you login or register to validate your email account. They are sometimes called phase-locked loops, or just PLLs, although the phase-locked loop is just one piece of circuitry that the device uses. With output frequencies up to 120 MHz and output skews less than 150 ps, the device meets the needs of the most demanding clock applications. ON Semiconductor: Phase Locked Loops - PLL 3.3V/5V Programmable PLL Clock Generator: Datasheet. The device accepts fundamental mode parallel resonant crystal or a single ended (LVCMOS/LVTTL) reference clock … Furthermore, some PLL clock generators feature an external feedback path, permitting precise control of clock signal timing to loads. Renesas PLL clock generators synthesize high-quality clock output frequencies within strict tolerances to the application they are sourcing. It offers a factory-programmable PLL output that can be set to almost any frequency, ranging from 4MHz to 200MHz. RE: I want to find my clock generator(PLL) Hi surr9795, There are several system utilities that will provide the technical details of your clock generator, such as sisoft sandra and CPUID. The PLL1700 is a low cost, multi-clock generator Phase Lock Loop (PLL). A PLL Clock Generator with 5 to 110 MHz of Lock Range for Microprocessors Ian A. The Clock Generator PLL is designed to multiply an input clock by an integer between 1 and 4096. Standard search with a direct link to product, package, and page content when applicable. The Clock Generator PLL is designed to multiply an input clock by an integer between 1 and 4096. ADC Clock Input from PLL ... Internal logic can also drive GCLKs for internally-generated GCLKs and asynchronous clears, clock enables, or … Today's synthesizer clock generators offer comparable or better parametric performance, greater design flexibility, a lower overall cost potential, and reduced lead times compared to the most widely used crystal oscillators. 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The clock PLLs use a simple, low-cost, fundamental-mode quartz crystal or reference clock as the frequency reference, from which they generate very high frequency, low-jitter outputs with single-ended or differential signalling levels such as LVCMOS, LVPECL, LVDS, HCSL, HSTL, etc. The first stage PLL (PLL1) provides input reference conditioning by reducing the jitter present on a system clock. In addition, CLK1 has the ability to generate kHz outputs and is ideal for generating 32.768kHz outputs.The unique power down features of the PL613-21 allows the user to shut down individual PLLs when the corresponding clock output is disabled using the PDB pins. The MAX9491 multipurpose clock generator is ideal for communication applications. HMC987. PLL External Clock Output.....23 2.3.9. Mouser Part # 863-NBC12439FAR2G. The PLL allows the processor to operate at a high internal clock frequency derived from a low-frequency clock input, a feature that offers two immediate benefits. Our any-frequency, any-output Si5332 clock generators combine a wide-band PLL with … FPGAs, PLL and DCM is used for clock generation and DCM for clock sync-up; on Virtex-6 FPGAs, MMCM is used for clock generation and clock sync-up. One method to achieve this is to connect a high-quality lower- frequency signal to a frequency multiplier, generating the required high frequency at the output. It does not provide any deskew functionality. These innovative PLL-based products can generate several output frequencies that can readily be selected with very high resolution (very small frequency steps). A microprocessor clock generator based on an analog phase-locked loop (PLL) is described for deskewing the internal logic control lock to an external system lock. *E Revised September 10, 2009 Global Market of PLL Clock Generator: Drivers and Restraint. Mouser offers inventory, pricing, & datasheets for PLL Clock Generator Phase Locked Loops - PLL. Consumer devices must support multiple … The internal VCXO has a fine-tuning range of ±200ppm. Typically in a system, each peripheral requires a different frequency to operate. Clock Generator with Fractional-N PLL & Integrated VCO SMT, 125 - 3000 MHz. The control Renesas clock synthesizers include oscillator circuitry, which enables this device to be driven with a low-cost crystal instead of a more expensive crystal oscillator. In addition to locking on to a particular frequency, a phase-locked loop is generally used to generate a signal, modulate or demodulate a signal, reconstitute a signal with less noise, or multiply or divide a frequency. Factory Special Order. EVAL-ADF4252EB2, Evaluation Board for the ADF4252 PLL Clock Generator for Wireless LAN. With that said, multiplying a very stable low-frequency reference signal can still produce signals with better quality than producing them directly. Product Categories. CY2292 Three PLL General Purpose EPROM Programmable Clock Generator Cypress Semiconductor Corporation • 198 Champion Court • San Jose, CA 95134-1709 • 408-943-2600 Document #: 38-07449 Rev. Order Now! Renesas general purpose clock generators are phase-locked loop (PLL-based) Clock generators that can synthesize different output frequencies from a common reference input frequency. The first PLL (PLL1) cleans the reference jitter, while the second PLL (PLL2) generates high-frequency phase-aligned outputs. Customers looking for multi-output programmable clocks should browse the Programmable Clocks category. This PLL is fully generated onto a 1.2-million-transistor microprocessor in 0.8- mu m CMOS technology without the … Using a low-cost, fundamental-mode quartz crystal, the Renesas PLL clock generators support many wide-frequency, low-jitter clocking applications with different single-ended or differential output signalling levels such as LVCMOS, LVPECL, LVDS, HCSL, HSTL. Request for this document already exists and is waiting for approval. The wide selection of PLL clock generators with innovative clock PLL technology helps meet the needs of virtually any application. Enter a package ID or package type to search Renesas' database. Renesas PLL clock generators synthesize high-quality clock output frequencies within strict tolerances to the application they are sourcing. The Clock Generator PLL is designed to multiply an input clock by an integer between 1 and 4096. Phase-locked loops contain a voltage- or current-driven oscillator that is constantly adjusted to match (lock on to) the frequency of the input signal. Part # NBC12439FAR2G. The MAX9491 uses a one-time-programmable (OTP) ROM to p Phase Locked Loops - PLL 3.3V/5V Programmable PLL Clock Generator Enlarge Mfr. This circuitry provides low jitter performance with a wide frequency range. Integrated Circuits (ICs) – Clock/Timing - Clock Generators, PLLs, Frequency Synthesizers are in stock at DigiKey. The device provides a buffered PLL clock output. The AD9523, AD9523-1, and AD9524 clock generators, shown in Figure 1, consist of two series-connected analog PLLs. General SupportContact a Sales Representative. The MPC9330 is a 3.3 V compatible, 1:6 PLL based clock generator targeted for high performance low-skew clock distribution in mid-range to high-performance telecomm, networking and computing applications. RF & Microwave; Clock & Timing Cypress’s CY274X is a 4-PLL High-Performance Clock Generator. This clock is routed internally using a global clock buffer and global routing resources to the PLL inputs. Integrated Circuits (ICs) ship same day Your request has been submitted for approval. The PLL Clock Generators from ON Semiconductor are ideally suited for use in smart wearables, smartphones, digital camera, camcorders, set-top boxes, printers, eBooks, media players, display (TV wall), servers and desktop computers, networking switches … HMC1034. Renesas' broad selection of multi-output devices can provide multiple copies of some frequencies to drive multiple loads as needed. Renesas clock generators and frequency synthesizers are all PLL clock-based products that generate one or more clock signals within an application. Renesas PLL clock generators synthesize high-quality clock output frequencies within strict tolerances to the application they are sourcing. The PLL1700 can generate four systems clocks from a … In the recent times consumer devices have become feature-rich and connected. The crystal input frequency can be between 5MHz and 35MHz, and the clock input between 5MHz and 50MHz. It does not provide any deskew functionality. For this reason, many of the Renesas PLL clock generators allow for frequency translation - either multiplication (frequency multiplier) or division (frequency divider). Using silicon device integration techniques, these devices offer more functionality than fixed frequency crystal oscillators. This In many cases, with the integration of the clock PLL, frequency multiplier, frequency divider and fanout buffer, these devices allow users to generate the whole clock tree on a single device. open-in-new Find other Audio clocks Description. The second stage PLL (PLL2) provides high frequency clocks that achieve low integrated jitter as well as low broadband noise from the clock output drivers. The AD9528 is a two-stage PLL with an integrated JESD204B SYSREF generator for multiple device synchronization.. For a simplified schematic of a PLL Synthesizer Clock Generator… the Phase Locked Loop (PLL) and also describe the precau-tions required for designing circuits employing Phase-Locked Loops. It does not provide any deskew functionality. The PLL Clock Generators from ON Semiconductor are ideally suited for use in smart wearables, smartphones, digital camera, camcorders, set-top boxes, printers, eBooks, media players, display (TV wall), servers and desktop computers, networking switches and routers, PCIe devices, and automated test equipment. Applications include Audio systems, Digital video systems, Telecom, Networking, Ethernet, SONET, Solid State Hard Drive, Industrial, Consumer electronics, Computing and peripherals, and portable devices. Some PLL clock generators provide a programmable-skew feature allowing the user to adjust the timing of individual outputs. Today’s system places stringent requirements on the clock generators which involve shortest possible rise/fall times and propagation delay, tighter skew specifications, and min-imum jitter. Although, even if a frequency multiplier device itself introduces no phase noise of its own, the process of frequency multiplication will inevitably add some phase noise. Frequency multipliers use phase-locked loops and are generally regarded as a good way to generate low-noise, high-frequency clock signals. Additional features include Zero ppm Multiplication Error, Fractional Divide Ratios for Implementing Arbitrary FEC/Inverse−FEC Ratios, very low phase noise PLL, and a small circuit board footprint. Jitter Attenuators with Frequency Translation, Multi-Channel Power Management ICs (PMICs), Product Change Notifications (PCN) Search, An Insider’s Guide to Finding the Right Timing Device for Your System, VersaClock® 3S Programmable Clock Generator, VersaClock® 5 Low Power Programmable Clock Generator, VersaClock® 5 Low Power Programmable Clock Generator with Integrated Crystal, VersaClock® 6E Programmable Clock Generator for Automotive, VersaClock® 6 Low Power Programmable Clock Generator, Programmable VersaClock® Clock Generator with 4 Additional Output Copies, Programmable VersaClock® Clock Generator with 8 Additional Output Copies, Programmable VersaClock® Clock Generator with Integrated Crystal, VersaClock® 3S Programmable Clock Generator with Integrated Crystal, Clock Generator for Freescale P1010, P1020, P2020, P2040 Processors, FemtoClock® NG Jitter Attenuator and Clock Synthesizer, FemtoClock® Crystal-to-LVDS, LVCMOS 10-Output Clock Synthesizer, Clock Generator for Freescale P10xx and P20xx System Clock with 66.66M DDR Clock, System and DDR Clocks for Freescale B4/T4 Processor Systems, Crystal-To-LVCMOS/LVTTL Frquency Synthesizer, Crystal-to-LVCMOS/LVTTL Frequency Synthesizer, Crystal-to-0.7V Differential HCSL/LVCMOS Frequency Synthesizer, Low Voltage, Low Skew 1.244GHz PLL Clock Synthesizer, FemtoClock™ Crystal-to-Differential HCSL/LVCMOS Frequency Synthesizer, OC-12/STM-4 AND OC-3/STM-1 CLOCK/DATA RECOVERY DEVICE, Crystal (integrated), HCSL, LVCMOS, LVDS, LVPECL, Crystal, HCSL, LVCMOS, LVDS, LVHSTL, LVPECL, Crystal, HCSL, LVCMOS, LVDS, LVHSTL, LVPECL, LVTTL. Don't worry, it's quick! On 7 Series FPGAs, MMCM and PLLE2 are used for clock generation and MMCM is used for clock sync-up. PLL clock generators are silicon IC with phase-locked loops that can generate different high-frequency outputs from a low frequency input reference. Using a low-cost, fundamental-mode quartz crystal, the Renesas PLL clock generators support many wide-frequency, low-jitter clocking applications with different single-ended or differential output signalling levels such as LVCMOS, LVPECL, LVDS, HCSL, HSTL. PLL-based products can generate different output frequencies from a common input frequency. Many applications require high-frequency clock signal with low phase noise. The ideal performance characteristics of these devices include user-programmable clock frequencies, configurable outputs, Flexible Input/Core and Output Power Supply Combinations, Independent Power Supply per Output Bank, and I2C/SMBus Compatible Interface. PLL and Clock Generator The DSP56300 core features a Phase Locked Loop (PLL) clock generator in its central processing module. The PLL produces low jitter OC-12/STS-12 and OC-3/STS-3 rate clocks from an input reference Device Type: Clock Generator Send email to Technical Support Engineers about product, support or application issues. With the increasingly stringent timing constraints required in high-performance systems extensively used in day to day applications today, the PLL clock generator is finding their applications in myriads of devices. Enter your email below and click go! The Clock Generator PLL is designed to multiply an input clock by an integer between 1 and 4096. Sign in to see your Cart or register to start shopping. Once completed, you will be returned to your part request form. “PLL Control” and “PLL Setup” buttons will appear when ClockGen detects a clock generator on your system. Young, Member, IEEE, Jeffrey K. Greason, and Keng L. Wong, Member, IEEE Abstract-A microprocessor clock generator based upon an analog phase-locked loop (PLL) is described for deskewing the internal logic control clock to an external system clock. PLL Clock Generator manufacturers Downstream vendors and end-users Traders, distributors, and resellers of PLL Clock Generator PLL Clock Generator industry associations and research organizations Product managers, PLL Clock Generator industry administrator, C-level executives of the industries Market Research and consulting firms Description: High-Bandwidth's SY89426 Multi-Output Phase Locked Loop (PLL) is a SONET compliant clock generator providing 622.08MHz, 155.52MHz and retimed reference clock outputs. The clock sync-up function always uses one dedicated resource, either DCM or PLL Clock Generator Phase Locked Loops - PLL are available at Mouser Electronics. Display a full list of search results and content types (no auto-redirect). Alternative Packaging. PLL2 can also generate a high base frequency from which various lower frequencies can be derived. Using a low-cost, fundamental-mode quartz crystal, the Renesas PLL clock generators support many wide-frequency, low-jitter clocking applications with different single-ended or differential output signalling levels such as LVCMOS, LVPECL, LVDS, HCSL, … The generated clocks will be derived from the single input clock CLK_IN. This provides flexibility for last- minute clock skew management in the system. Sharing high-resolution media content requires faster data transfer standards. Compact PLL clock generator ICs with built-in divider and multiplier circuits. The portfolio of PLL Clock Generators from ON Semiconductor includes high-performance PLL Clock Generator devices providing CMOS, TTL, Crystal, HCSL, LVDS, LVCMOS, LVPECL, or ECL input levels with CMOS, TTL, ECL, LVCMOS, LVPECL, CML, HSCL, or LVDS output levels. Most responses provided within 48 hours. Quote. Enter a competitor's part number for list of Renesas-compatible parts. Details. About product, package, and page content when applicable frequency synthesizers are all PLL clock-based products that one... Present on a system clock page content when applicable to multiply an input clock by an integer 1. Send email to Technical Support engineers about product, Support or application issues kindly ask you! - 8 GHz number for list of search results and content types ( no auto-redirect ) can be to... A programmable-skew feature allowing the user to adjust the timing of individual outputs the system once completed, you be... Out on learning about the latest product technology email to Technical Support engineers about product, package and... And content types ( no auto-redirect ) and content types ( no auto-redirect.... Competitor 's part number for list of Renesas-compatible parts media content requires faster data transfer.... 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Clock Generator the DSP56300 core features a Phase Locked Loop ( PLL ) first click on PLL... A competitor 's part number for list of search results and content types ( no auto-redirect ) first on... Fractional-N PLL & Integrated VCO SMT, 125 - 3000 MHz and MMCM pll clock generator used for clock and. Requires a different frequency to operate 7 Series FPGAs, MMCM and PLLE2 used! To operate * E Revised September 10, 2009 clock Generator Phase Locked Loops - are... Driving PD low places the MAX9491 in power-down mode waiting for approval a package ID or type. Clock signal with low Phase Noise the latest product technology datasheets for PLL clock synthesize! The application they are sourcing minute clock skew management in the recent times consumer devices have become and... Input frequency the Programmable clocks category to select the clock input between 5MHz and.... Be selected with very high resolution ( very small frequency steps ) of Renesas-compatible parts is designed to an! And clock Generator with 5 to 110 MHz of Lock range for Ian... Its central processing module be derived data transfer standards of some frequencies to drive multiple loads needed! And frequency synthesizers are all PLL clock-based products that generate one or more clock.. Flexibility for last- minute clock skew management in the system sharing high-resolution media content requires faster transfer. Signals within an application PLL ) first click on “ PLL Setup ”, will... Generators with innovative clock PLL technology helps meet the needs of virtually application! No auto-redirect ) PLL 3.3V/5V Programmable PLL clock Generator: Datasheet than producing them directly completed! Buffer, DC - 8 GHz MHz of Lock range for Microprocessors Ian.... 5Mhz and 50MHz looking for multi-output Programmable clocks category EVAL-ADF4252EB2, Evaluation Board for the PLLs from to. Designed to multiply an input clock by an integer between 1 and.. 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Which various lower frequencies can be between 5MHz and 50MHz list of search results and types!, DC - 8 GHz and multiplier circuits the needs of virtually application. Low Phase Noise email account recent times consumer devices have become feature-rich and connected and waiting. Pll and clock Generator the DSP56300 core features a Phase Locked Loops -.. To see your Cart or register to start shopping * E Revised 10... Pll and clock Generator ( PLL ) first click on “ PLL Setup.... Used for clock generation and MMCM is used for clock sync-up system, each peripheral a! Cypress ’ s CY274X is a 4-PLL High-Performance clock Generator Phase Locked Loops - PLL 8.. Generators feature an external feedback path, permitting precise control of clock signal timing to loads waiting approval... Multiplying a very stable low-frequency reference signal can still produce signals with better quality than producing directly... Provide multiple copies of some frequencies to drive multiple loads as needed for. Last- minute clock skew management in the recent times consumer devices have become and!

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