首页 >MM74HCT643>规格书列表
零件编号 | 下载 订购 | 功能描述/丝印 | 制造商 上传企业 | LOGO |
---|---|---|---|---|
MM74HCT643 | Inverting Octal TRI-STATE Transceiver | NSCNational Semiconductor (TI) 美国国家半导体美国国家半导体公司 | NSC | |
Inverting Octal TRI-STATE Transceiver | NSCNational Semiconductor (TI) 美国国家半导体美国国家半导体公司 | NSC | ||
Inverting Octal TRI-STATE Transceiver | NSCNational Semiconductor (TI) 美国国家半导体美国国家半导体公司 | NSC | ||
Octalbustransceiver;3-state;true/inverting GENERALDESCRIPTION The74HC/HCT643arehigh-speedSi-gateCMOSdevicesandarepincompatiblewithlowpowerSchottkyTTL(LSTTL).TheyarespecifiedincompliancewithJEDECstandardno.7A. FEATURES •Octalbidirectionalbusinterface •Trueandinverting3-stateoutputs •Outputcapabilit | PhilipsPhilips Semiconductors 飞利浦荷兰皇家飞利浦 | Philips | ||
OctalBusTransceivers(with3-stateoutputs) Description BoththeHD74HCT640andtheHD74HCT643haveoneactivelowenableinput(G),andadirectioncontrol(DIR).WhentheDIRinputishigh,dataflowsfromtheAinputstotheBoutputs.WhenDIRislow,dataflowsfromBtoA. TheHD74HCT640transfersinverteddatafromonebustotheo | HitachiHitachi Semiconductor 日立日立公司 | Hitachi | ||
OCTALBUSTRANSCEIVER3-STATE:HCT245NONINVERTINGHCT640INVERTING,HCT643INVERTING/NONINVERTING DESCRIPTION TheM54/74HCT245,HCT640andHCT643utilisesilicongateC2MOStechnologytoachiveoperatingspeedseqivalenttoLSTTLdevices. ■HIGHSPEED tPD=10ns(TYP.)atVCC=5V ■LOWPOWERDISSIPATION ICC=4µA(MAX.)atTA=25°C ■COMPATIBLEWITHTTLOUTPUTS VIH | STMICROELECTRONICSSTMicroelectronics 意法半导体意法半导体集团 | STMICROELECTRONICS |
详细参数
- 型号:
MM74HCT643
- 制造商:
NSC
- 制造商全称:
National Semiconductor
- 功能描述:
Inverting Octal TRI-STATE Transceiver
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
NSC |
新 |
5 |
全新原装 货期两周 |
询价 | |||
NSC/国半 |
专业铁帽 |
DIP20 |
10 |
原装铁帽专营,代理渠道量大可订货 |
询价 | ||
NSC/国半 |
20+ |
DIP20 |
67500 |
原装优势主营型号-可开原型号增税票 |
询价 | ||
TI(德州仪器) |
23+ |
13650 |
公司只做原装正品,假一赔十 |
询价 | |||
NSC |
24+ |
35200 |
一级代理/放心采购 |
询价 | |||
TI(德州仪器) |
24+ |
SOIC20 |
7350 |
现货供应,当天可交货!免费送样,原厂技术支持!!! |
询价 | ||
TI(德州仪器) |
24+ |
SOIC20 |
1476 |
原装现货,免费供样,技术支持,原厂对接 |
询价 | ||
TI(德州仪器) |
24+ |
SOIC-20 |
690000 |
代理渠道/支持实单/只做原装 |
询价 | ||
24+ |
N/A |
56000 |
一级代理-主营优势-实惠价格-不悔选择 |
询价 | |||
TI(德州仪器) |
2024+ |
SOIC-20 |
500000 |
诚信服务,绝对原装原盘 |
询价 |
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