■ Flexible clock management circuitrywith up to four phase-lockedloops (PLLs)– Built-in low-skew clock tree– Up to eight global clock signals– ClockLock feature reducing clock delay and skew– ClockBoost feature providing clock multiplicationand division– ClockShiftTMprogrammable clock phase and delayshifting■ Powerful I/O features– Compliant with peripheral componentinterconnect SpecialInterest Group (PCI SIG) PCI Local BusSpecification,Revision 2.2 for 3.3-V operation at 33 or66 MHz and 32 or 64 bits– Support for high-speed externalmemories, including DDRSDRAM and ZBT SRAM (ZBT is a trademark ofIntegratedDevice Technology, Inc.)– Bidirectional I/O performance (tCO tSU) up to 250 MHz– LVDS performance up to 840 Mbits perchannel– Direct connection from I/O pins tolocal interconnect providingfast tCO and tSU times for complex logic– MultiVolt I/O interface support tointerface with 1.8-V, 2.5-V,3.3-V, and 5.0-V devices (see Table 3)– Programmable clamp to VCCIO– Individual tri-state output enablecontrol for each pin– Programmable output slew-rate controlto reduce switchingnoise– Support for advanced I/O standards,including low-voltagedifferential signaling (LVDS), LVPECL,PCI-X, AGP, CTT, stubseries terminatedlogic (SSTL-3 and SSTL-2), Gunningtransceiver logic plus (GTL ), and high-speed terminated logic(HSTL Class I)– Pull-up on I/O pins before and duringconfiguration■ Advanced interconnect structure– Four-level hierarchical FastTrack Interconnect structureproviding fast, predictable interconnectdelays– Dedicated carry chain that implementsarithmetic functions suchas fast adders, counters, and comparators(automatically used bysoftware tools and megafunctions)– Dedicated cascade chain thatimplements high-speed,high-fan-in logic functions(automatically used by software toolsand megafunctions)– Interleaved local interconnect allowsone LE to drive 29 otherLEs through the fast local interconnect■ Advanced packaging options– Available in a variety of packageswith 144 to 1,020 pins (seeTables 4 through 7)– FineLine BGA packages maximize board space efficiency■ Advanced software support– Software design support and automaticplace-and-routeprovided by the Altera Quartus II development system for专业代理，全新到货，大量现货欢迎询问！！！质优价廉，品质保证！批号：12 专业代理全线产品，优势的进货渠道，专业的销售团队，一手货源，全国最低价供应！为您提供专业、快捷、可靠的产品深圳斯普仑科技有限公司Shenzhen Spring Technology Co.,Ltd地址：深圳市福田区振兴西路101栋华匀大厦730室Add：Rm 730, Huayun building, ZhenxingRd, Futian district,Shenzhen City,Guangdong Province 518031成先生电话（Tel）：( 86-755) 8352 1389/ 83505153传真（Fax）：( 86-755) 8350 2530邮箱: 2433941092@qq.com网址：http://www.szspl-ic.com/ http://www.splkj.com/