| 型号 | 功能描述 | 生产厂家&企业 | LOGO | 操作 |
|---|---|---|---|---|
Dualnon-retriggerablemonostablemultivibratorwithreset The74HC/HCT221arehigh-speedSi-gateCMOSdevicesandarepincompatiblewithlowpowerSchottkyTTL(LSTTL).TheyarespecifiedincompliancewithJEDECstandardno.7A. The74HC/HCT221aredualnon-retriggerablemonostablemultivibrators.EachmultivibratorfeaturesanactiveLOW-goin | PhilipsROYAL PHILIPS 飞利浦荷兰皇家飞利浦 |  |   | |
DualNon-RetriggerableMonostableMultivibrator TheMM74HC221Ahighspeedmonostablemultivibrators(oneshots)utilizeadvancedsilicon-gateCMOStechnology.TheyfeaturespeedscomparabletolowpowerSchottkyTTLcircuitrywhileretainingthelowpowerandhighnoiseimmunitycharacteristicofCMOScircuits. | FairchildFairchild Semiconductor 仙童半导体飞兆/仙童半导体公司 |  | | |
DualMonostableMultivibrators(withSchmittTriggerInput) Eachmultivibratorfeaturesbothanegative,A,andapositive,B,transitiontriggeredinput,eitherofwhichcanbeusedasaninhibit.Alsoincludedisaclearinptthatwhentakenlowresetstheoneshot.TheHD74HC221canbetriggeredonthepositivetransitionoftehclearwhileAisheld | HitachiHitachi, Ltd. 日立公司 |  | | |
HighSpeedCMOSLogicDualMonostableMultivibratorwithReset 文件：65.78 Kbytes Page：11 Pages | TITexas Instruments 德州仪器美国德州仪器公司 |  | | |
WihaQualityToolsTollFree:(800)494-6104 文件：470.28 Kbytes Page：2 Pages | etc2List of Unclassifed Manufacturers etc2未分类制造商 |  | |
| IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
FCI |
2016+ |
USB |
3500 |
只做原装,假一罚十,公司可开17%增值税发票! |
|||
FCI |
2018+ |
NA |
6528 |
承若只做进口原装正品假一赔十! |
|||
S |
23+ |
NA/ |
3738 |
原装现货,当天可交货,原型号开票 |
|||
FCJ |
2023+ |
SMD |
6893 |
十五年行业诚信经营,专注全新正品 |
|||
AMPHENOL ICC |
22+ |
SMD |
518000 |
明嘉莱只做原装正品现货 |
|||
S |
2320+ |
DIP |
562000 |
16年只做原装原标渠道现货终端BOM表可配单提供样品 |
|||
S |
8633 |
DIP |
488 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
|||
FCIELX |
2018+ |
26976 |
代理原装现货/特价热卖! |
||||
Amphenol ICC |
2021+ |
SMD |
285000 |
专供连接器,军工合格供应商! |
|||
HIT |
96+ |
PDIP |
600 |
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ECG74221规格书下载地址
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2020-8-3
DdatasheetPDF页码索引
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