位置：首页 > IC中文资料 > HD74LS190FP
| 型号 | 功能描述 | 生产厂家&企业 | LOGO | 操作 |
|---|---|---|---|---|
SynchronousUp/DownDecadeCounter(signalclockline) Synchronousoperationisprovidedbyhavingallflip-flopsclockedsimultaneouslysothattheoutputschangecoincidentwitheachotherwhensoinstructedbythesteeringlogic.Thismodeofoperationeliminatestheoutputcountingspikesnormallyassociatedwithasynchronous(rippleclock)counte | RENESASRenesas Electronics America 瑞萨瑞萨科技有限公司 |  |   | |
PRESETTABLEBCD/DECADEUP/DOWNCOUNTERSPRESETTABLE4-BITBINARYUP/DOWNCOUNTERS PRESETTABLEBCD/DECADEUP/DOWNCOUNTERS PRESETTABLE4-BITBINARYUP/DOWNCOUNTERS TheSN54/74LS190isasynchronousUP/DOWNBCDDecade(8421)CounterandtheSN54/74LS191isasynchronousUP/DOWNModulo-16BinaryCounter.StatechangesofthecountersaresynchronouswiththeLOW-to-HIGHtransit | MotorolaMotorola, Inc 摩托罗拉 |  | | |
SynchronousUp/DownDecadeCounters(singleclockline) SynchronousUp/DownDecadeCounters(singleclockline) Synchronousoperationisprovidedbyhavingallflip-flopsclockedsimultaneouslysothattheoutputchangecoincidentwitheachotherwhensoinstructedbythesteeringlogic.Thismodeofoperationeliminatestheoutputcountingspikesnorm | HitachiHitachi, Ltd. 日立公司 |  | | |
PRESETTABLEBCD/DECADEUP/DOWNCOUNTERSPRESETTABLE4-BITBINARYUP/DOWNCOUNTERS PRESETTABLEBCD/DECADEUP/DOWNCOUNTERS PRESETTABLE4-BITBINARYUP/DOWNCOUNTERS TheSN54/74LS190isasynchronousUP/DOWNBCDDecade(8421)CounterandtheSN54/74LS191isasynchronousUP/DOWNModulo-16BinaryCounter.StatechangesofthecountersaresynchronouswiththeLOW-to-HIGHtransit | MotorolaMotorola, Inc 摩托罗拉 | | | |
SYNCHRONOUSUP/DOWNCOUNTERSWITHDOWN/UPMODECONTROL 文件：512.63 Kbytes Page：14 Pages | TITexas Instruments 德州仪器美国德州仪器公司 |  | | |
SYNCHRONOUSUP/DOWNCOUNTERSWITHDOWN/UPMODECONTROL 文件：1.06224 Mbytes Page：16 Pages | TI1Texas Instruments(TI) 德州仪器德州仪器 (TI) |  | |
| IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
HITACHI/日立 |
23+ |
NA/ |
320 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
|||
RENESAS(瑞萨)/IDT |
23+ |
7350 |
现货供应,当天可交货!免费送样,原厂技术支持!!! |
||||
RENESAS(瑞萨)/IDT |
23+ |
6000 |
诚信服务，绝对原装原盘 |
||||
HIT |
22+23+ |
DIP |
35772 |
绝对原装正品全新进口深圳现货 |
|||
DIP-16 |
25 |
||||||
HITACHI/日立 |
DIP |
265209 |
假一罚十原包原标签常备现货! |
||||
XINLUDA |
19+ |
DIP |
73023 |
原厂代理渠道,每一颗芯片都可追溯原厂； |
|||
HIT |
22+ |
DIP-20 |
1000 |
全新原装现货!自家库存! |
|||
HIT |
23+ |
DIP |
8000 |
全新原装,现货热卖 |
|||
HIT |
23+ |
TSSOP |
5000 |
原装正品,假一罚十 |
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