| 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 |
|---|---|---|---|---|---|---|---|
MITSUBISHI/三菱 |
24+ |
DIP16 |
990000 |
明嘉莱只做原装正品现货 |
|||
ST |
1116+ |
DC85PACKAGEP |
6869 |
绝对原装现货 |
|||
MOT |
23+ |
NA |
20000 |
全新原装假一赔十 |
|||
2020+ |
DIP |
80000 |
只做自己库存,全新原装进口正品假一赔百,可开13%增 |
||||
Sig |
23+ |
DIP |
8890 |
价格优势、原装现货、客户至上。欢迎广大客户来电查询 |
|||
FAI |
2339+ |
N/A |
21322 |
公司原厂原装现货假一罚十!特价出售!强势库存! |
|||
FAI |
2021+ |
N/A |
6540 |
原装现货/欢迎来电咨询 |
|||
松下 |
23+ |
DIP |
3200 |
全新原装、诚信经营、公司现货销售 |
|||
FSC |
23+ |
NA |
3600 |
原装正品假一罚百!可开增票! |
|||
sgs |
22+ |
N/A |
6980 |
原装现货,可开13%税票 |
74LS191DR芯片相关品牌
74LS191DR规格书下载地址
74LS191DR参数引脚图相关
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- 74LS244
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- 74LS194
- 74LS193
- 74LS192-E
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- 74LS192/74192
- 74LS192
- 74LS191W
- 74LS191PCQR
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- 74LS191PC
- 74LS191P
- 74LS191N
- 74LS191M
- 74LS191J
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- 74LS191FC
- 74LS191DR2
- 74LS191DIP
- 74LS191DCQR
- 74LS191DCQM
- 74LS191DC
- 74LS191D
- 74LS191CH
- 74LS191BP
- 74LS191B1
- 74LS191
- 74LS190PC
- 74LS190P
- 74LS190N
- 74LS190D
- 74LS190
- 74LS19
- 74LS18ADR
- 74LS18A
- 74LS189PC
- 74LS189N
- 74LS189FC
- 74LS189
- 74LS181
- 74LS175
- 74LS174
- 74LS173
- 74LS170
- 74LS168
- 74LS166
- 74LS165
- 74LS164
- 74LS163
- 74LS162
- 74LS161
- 74LS160
- 74LS157
- 74LS156
- 74LS155
- 74LS154
74LS191DR数据表相关新闻
74HCT74D-Q100,118
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2020-9-19
DdatasheetPDF页码索引
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