位置：首页 > IC中文资料第580页 > 74LS191N
| 型号 | 功能描述 | 生产厂家&企业 | LOGO | 操作 |
|---|---|---|---|---|
74LS191N | PRESETTABLEBCD/DECADEUP/DOWNCOUNTERSPRESETTABLE4-BITBINARYUP/DOWNCOUNTERS PRESETTABLEBCD/DECADEUP/DOWNCOUNTERS PRESETTABLE4-BITBINARYUP/DOWNCOUNTERS TheSN54/74LS190isasynchronousUP/DOWNBCDDecade(8421)CounterandtheSN54/74LS191isasynchronousUP/DOWNModulo-16BinaryCounter.StatechangesofthecountersaresynchronouswiththeLOW-to-HIGHtransit | MotorolaMotorola, Inc 摩托罗拉加尔文制造公司 |  |   |
Synchronous4-BitUp/DownCounterwithModeControl GeneralDescription TheDM74LS191circuitisasynchronous,reversible,up/downcounter.Synchronousoperationisprovidedbyhavingallflip-flopsclockedsimultaneously,sothattheoutputschangesimultaneouslywhensoinstructedbythesteeringlogic.Thismodeofoperationeliminatestheout | FairchildFairchild Semiconductor 仙童半导体飞兆/仙童半导体公司 |  | | |
SynchronousUp/Down4-bitBinaryCounters(singleclockline) ●Quadrupie2-InputPositiveNANDGates ●Quadruple2-InputPositiveNANDGates(withOpenCollectorOutput) (Continue....) | HitachiHitachi Semiconductor 日立日立公司 |  | | |
Synchronous4-BitUp/DownCounterwithModeControl GeneralDescription TheDM74LS191circuitisasynchronous,reversible,up/downcounter.Synchronousoperationisprovidedbyhavingallflip-flopsclockedsimultaneously,sothattheoutputschangesimultaneouslywhensoinstructedbythesteeringlogic.Thismodeofoperationeliminatestheout | FairchildFairchild Semiconductor 仙童半导体飞兆/仙童半导体公司 | | | |
Synchronous4-BitUp/DownCounterswithModeControl 文件：174.74 Kbytes Page：8 Pages | NSCNational Semiconductor (TI) 美国国家半导体美国国家半导体公司 |  | |
74LS191N产品属性
- 类型
描述
- 型号
74LS191N
- 制造商
North American Philips Discrete Products Div
- 功能描述
Counter, Up/Down, 4 Bit Binary, 16 Pin, Plastic, DIP
| IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
TI |
24+ |
DIP |
6430 |
原装现货/欢迎来电咨询 |
|||
SIGN |
23+ |
NA |
9856 |
原装正品,假一罚百! |
|||
FUJITSU |
24+ |
DIP |
2987 |
只售原装自家现货!诚信经营!欢迎来电! |
|||
74LS191N |
1 |
1 |
|||||
FUJI/富士电机 |
24+ |
NA/ |
133 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
|||
TI(德州仪器) |
24+ |
NA/ |
7350 |
现货供应,当天可交货!免费送样,原厂技术支持!!! |
|||
PHI |
23+ |
DIP |
5000 |
专注配单,只做原装进口现货 |
|||
F |
23+ |
DIP |
5000 |
原厂授权代理,海外优势订货渠道。可提供大量库存,详 |
|||
PHI |
23+ |
DIP |
5000 |
专注配单,只做原装进口现货 |
|||
FAIRCHILD/仙童 |
23+ |
DIP |
50000 |
全新原装正品现货,支持订货 |
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74LS191N规格书下载地址
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2020-9-19
DdatasheetPDF页码索引
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