USB2514B-AEZG
USB3343-CP-TR
USB3300-EZK
USB3319C-CP-TR
USB3317C-CP-TR
LAN9220-ABZJ
LAN8710A-EZK-TR
LAN8720A-CP-TR
LAN9303-ABZJ
Descriptions
SMSC'sUSB251xisafamilyofversatile,cost-effectiveandpower-efficientUSB2.0hubcontrollers.LeveragingSMSC'sinnovativeMultiTRAK
technologythatdeliversindustry-leadingdatathroughputinmixed-speedUSBenvironments,theUSB251xfamilyisdesignedforapplicationsthatdemandlowpowerandasmallfootprintwithoutcompromisingonperformance.
Well-suitedforconsumerandmobileapplications,allmembersoftheUSB251xfamilyareavailableinspace-savingpackages.Thecommon36-pinpackagesharedamongthe2/3/4-porthubcontrollersmeasuresonly6x6mmandprovidesanultrasmallfootprintforspace-constraineddesignswhileallowingscalableportexpansionfromtwotofourports.The7-portUSB2517comesinaspace-efficient9x9mm64-pinpackage.
Over30programmablefeatures,includingSMSC'suniquePortMap,PortSwap,TrueSpeedandPHYBoostaredesignedtoaidsystemdesignersinsimplifyingPCBlayoutandoptimizingbill-of-materialcost.Forapplicationsrequiringextendedoperatingtemperaturerange,theUSB251xi-tempseriesisdesignedtomeet-40°to85°Cindustrialtemperaturerequi
Full power management with individual or ganged power control of each downstream port
Fully integrated USB termination and pull-up/pull down resistors
Supports a single external 3.3 V supply source; internal regulators provide 1.8 V internal core voltage
Onboard 24 MHz crystal driver, ceramic resonator, or external 24/48 MHz clock input
Customizable vendor ID, product ID, and device ID
4 kilovolts of HBM JESD22-A114F ESD protection (powered and unpowered)
Supports self- or bus-powered operation
Lead-free RoHS compliant packages:
36-pin QFN (6x6 mm)
48-pin QFN (7x7 mm)
64-pin QFN (9x9 mm)
USB251xi and USB2512Ai products support the industrial temperature range of -40°C to +85°C
Applications
TV
STB
MID
Personal Computer
高通技术公司高级副总裁兼移动、计算及基础设施业务总经理阿力克斯·卡图赞（Alex Katouzian）特意为Redmi K40系列的发布录制视频，他表示：“Redmi和高通技术公司长期以来保持着紧密的合作，为行业和消费者带来了众多具有价值的创新成果。凭借一系列顶级体验，高通骁龙8系移动平台一直以来深受全球消费者的喜爱。2020年12月推出的骁龙888 5G移动平台是我们迄今为止最先进的系统级解决方案，集合了从调制解调器到天线、AI、游戏以及影像等领域的最新技术创新。今年初我们进一步扩展了骁龙8系移动平台的产品组合，推出骁龙870让更多消费者受益于顶级移动体验。我们非常高兴看到全新Redmi K40系列，率先同时采用骁龙888和870移动平台，为Redmi的广大粉丝和用户带来出类拔萃的性能表现和前所未有的旗舰体验。”
