descriptionCopyright 1988, Texas Instruments Incorporated PRODUCTION DATA information is current as of publication date.PACKAGING INFORMATIONOrderable Device Status(1)PackageType PackageDrawingPins PackageQtyEco Plan(2)Lead/Ball Finish MSL Peak Temp(3)76043012A ACTIVE LCCC FK201TBD Call TI Level-NC-NC-NC7604301EA ACTIVE CDIP J161TBD Call TI Level-NC-NC-NC7604301FA ACTIVE CFP W161TBD Call TI Level-NC-NC-NC JM38510/31202B2A ACTIVE LCCC FK201TBD Call TI Level-NC-NC-NC JM38510/31202BEA ACTIVE CDIP J161TBD Call TI Level-NC-NC-NC JM38510/31202BFA ACTIVE CFP W161TBD Call TI Level-NC-NC-NC SN54LS283J ACTIVE CDIP J161TBD Call TI Level-NC-NC-NCSN54S283J ACTIVE CDIP J161TBD Call TI Level-NC-NC-NCSN74283N OBSOLETE PDIP N16TBD Call TI Call TISN74LS283D ACTIVE SOIC D1640Green(RoHS&no Sb/Br)CU NIPDAU Level-1-260C-UNLIMSN74LS283DE4ACTIVE SOIC D1640Green(RoHS&no Sb/Br)CU NIPDAU Level-1-260C-UNLIMSN74LS283DR ACTIVE SOIC D162500Green(RoHS&no Sb/Br)CU NIPDAU Level-1-260C-UNLIMSN74LS283DRE4ACTIVE SOIC D162500Green(RoHS&no Sb/Br)CU NIPDAU Level-1-260C-UNLIMSN74LS283N ACTIVE PDIP N1625Pb-Free(RoHS)CU NIPDAU Level-NC-NC-NC SN74LS283N3OBSOLETE PDIP N16TBD Call TI Call TISN74LS283NE4ACTIVE PDIP N1625Pb-Free(RoHS)CU NIPDAU Level-NC-NC-NCSN74LS283NSR ACTIVE SO NS162000Green(RoHS&no Sb/Br)CU NIPDAU Level-1-260C-UNLIMSN74LS283NSRE4ACTIVE SO NS162000Green(RoHS&no Sb/Br)CU NIPDAU Level-1-260C-UNLIM SN74S283D OBSOLETE SOIC D16TBD Call TI Call TISN74S283N ACTIVE PDIP N1625Pb-Free(RoHS)CU NIPDAU Level-NC-NC-NC SN74S283N3OBSOLETE PDIP N16TBD Call TI Call TISN74S283NE4ACTIVE PDIP N1625Pb-Free(RoHS)CU NIPDAU Level-NC-NC-NC SNJ54LS283FK ACTIVE LCCC FK201TBD Call TI Level-NC-NC-NC SNJ54LS283J ACTIVE CDIP J161TBD Call TI Level-NC-NC-NC SNJ54LS283W ACTIVE CFP W161TBD Call TI Level-NC-NC-NC SNJ54S283FK ACTIVE LCCC FK201TBD Call TI Level-NC-NC-NC SNJ54S283J ACTIVE CDIP J161TBD Call TI Level-NC-NC-NC SNJ54S283W ACTIVE CFP W161TBD Call TI Level-NC-NC-NC (1)The marketing status values are defined as follows:ACTIVE:Product device recommended for new designs.LIFEBUY:TI has announced that the device will be discontinued,and a lifetime-buy period is in effect.NRND:Not recommended for new designs.Device is in production to support existing customers,but TI does not recommend using this part in a new design.PREVIEW:Device has been announced but is not in production.Samples may or may not be available.OBSOLETE:TI has discontinued the production of the device.(2)Eco Plan-The planned eco-friendly classification:Pb-Free(RoHS)or Green(RoHS&no Sb/Br)-please check/productcontent for the latest availability information and additional product content details.TBD:The Pb-Free/Green conversion plan has not been defined.Pb-Free(RoHS):TI's terms"Lead-Free"or"Pb-Free"mean semiconductor products that are compatible with the current RoHS requirements for all6substances,including the requirement that lead not exceed0.1%by weight in homogeneous materials.Where designed to be soldered at high temperatures,TI Pb-Free products are suitable for use in specified lead-free processes.Green(RoHS&no Sb/Br):TI defines"Green"to mean Pb-Free(RoHS compatible),and free of Bromine(Br)and Antimony(Sb)based flame retardants(Br or Sb do not exceed0.1%by weight in homogeneous material)(3)MSL,Peak Temp.--The Moisture Sensitivity Level rating according to the JEDEC industry standard classifications,and peak solder temperature.Important Information and Disclaimer:The information provided on this page represents TI's knowledge and belief as of the date that it is provided.TI bases its knowledge and belief on information provided by third parties,and makes no representation or warranty as to the accuracy of such information.Efforts are underway to better integrate information from third parties.TI has taken and continues to take reasonable steps to provide representative and accurate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals.TI and TI suppliers consider certain information to be proprietary,and thus CAS numbers and other limited information may not be available for release.In no event shall TI's liability arising out of such information exceed the total purchase price of the TI part(s)at issue in this document sold by TI to Customer on an annual basis.IMPORTANT NOTICETexas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete. All products are sold subject to TI’s terms and conditions of sale supplied at the time of order acknowledgment.TI warrants performance of its hardware products to the specifications applicable at the time of sale in accordance with TI’s standard warranty. T esting and other quality control techniques are used to the extent TI deems necessary to support this warranty. Except where mandated by government requirements, testing of all parameters of each product is not necessarily performed.TI assumes no liability for applications assistance or customer product design. Customers are responsible for their products and applications using TI components. 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JK283X系列JK2830/2831/2832注意事项：本说明书版权归常州市金艾联电子科技有限公司所有，金艾联公司保留所有权利。
未经金艾联公司书面同意，不得对本说明书的任何部分进行影印、复制或转译。
本说明书中，金艾联公司，金艾联电子，金科仪器，均指常州市金艾联电子科技有限公司，保留所有权利。
本说明书适用于JK283X系列LCR数字电桥本说明书包含的信息可能随时修改，恕不另行通知。
最新的说明书电子文档可以从金艾联公司网站下载：2018年03月……………………………………..第一版公司声明本说明书所描述的可能并非仪器所有内容，金艾联公司有权对本产品的性能、功能、内部结构、外观、附件、包装物等进行改进和提高而不作另行说明！由此引起的说明书与仪器不一致的困惑，可与我公司联系。
安全警告:在使用操作和维护本仪器的任何过程中，务必遵守各项安全防护措施。
如果忽视和不遵守这些安全措施及本手册中的警告，不但会影响仪器性能，更可能导致仪器的直接损坏，并可能危及人身安全。
对于不遵守这些安全防范措施而造成的后果，金艾联电子科技有限公司不承担任何后果。
仪器接地本仪器为I 类安全仪器，连接电源时，请确认电源插座含有接地线。
如未接地，则机壳上有带静电或感应电及来自电源入口电击的危险，可能会造成人身伤害！ 触电危险操作，测试与与仪器维护时谨防触电，非专业人员请勿擅自打开机箱，专业人员如需更换保险丝或进行其它维护，务必先拔去电源插头，并在有人员陪同情况下进行。
即使已拔去电源插头，电容上电荷仍可能会有危险电压，应稍过几分钟待放电后再行操作。
请勿擅自对仪器内部电路及元件进行更换和调整！输入电源请按本仪器规定的电源参数要求使用电源，不符合规格的电源输入可能损坏本仪器。
更换保险丝请使用相同规格远离爆炸性气体环境电子仪器不可以在易燃易爆气体环境中使用，或者在含有腐蚀性气体或烟尘环境中使用，避免带来危险。
其它安全事项请不要向本仪器的测试端子以及其它输入输出端子随意施加外部电压源或电流源。
