位置：首页 > IC中文资料 > 74LS191DCQR
| 型号 | 功能描述 | 生产厂家&企业 | LOGO | 操作 |
|---|---|---|---|---|
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, 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 |  | | |
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 |  | |
| IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
三菱 |
2020+ |
原厂封装 |
8352 |
专营军工航天芯片,只做全新原装,价格超低! |
|||
sgs |
24+ |
N/A |
6980 |
原装现货,可开13%税票 |
|||
ST |
23+ |
DIP16 |
16900 |
支持样品,原装现货,提供技术支持! |
|||
NS |
22+ |
SOP3。9 |
4500 |
原装正品!现货热卖! |
|||
SIGNETICS * NOW PHILIPS * |
2023+ |
NULL |
8700 |
原装现货 |
|||
05+ |
100 |
原装正品 |
|||||
SSS |
22+23+ |
DIP16 |
18784 |
绝对原装正品全新进口深圳现货 |
|||
FSC |
23+ |
NA |
3600 |
原装正品假一罚百!可开增票! |
|||
PANASONI |
23+ |
DIP |
8000 |
全新原装,现货热卖 |
|||
74LS191DC |
21 |
21 |
74LS191DCQR芯片相关品牌
74LS191DCQR规格书下载地址
74LS191DCQR参数引脚图相关
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74LS191DCQR数据表相关新闻
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2020-9-19
DdatasheetPDF页码索引
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