| 型号 | 功能描述 | 生产厂家&企业 | LOGO | 操作 |
|---|---|---|---|---|
Synchronous 4-Bit Up/Down Counter with Mode Control General Description The DM74LS191 circuit is a synchronous, reversible, up/down counter. Synchronous operation is provided by having all flip-flops clocked simultaneously, so that the outputs change simultaneously when so instructed by the steering logic. This mode of operation eliminates the out | FairchildFairchild Semiconductor 仙童半导体飞兆/仙童半导体公司 |  |   | |
Synchronous Up/Down 4-bit Binary Counters(single clock line) ● Quadrupie 2-Input Positive NAND Gates ● Quadruple 2-Input Positive NAND Gates (with Open Collector Output) (Continue....) | HitachiHitachi Semiconductor 日立日立公司 |  | | |
PRESETTABLE BCD/DECADE UP/DOWN COUNTERS PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS PRESETTABLE BCD/DECADE UP/DOWN COUNTERS PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS The SN54/74LS190 is a synchronous UP/DOWN BCD Decade (8421) Counter and the SN54/74LS191 is a synchronous UP/DOWN Modulo-16 Binary Counter. State changes of the counters are synchronous with the LOW-to-HIGH transit | MotorolaMotorola, Inc 摩托罗拉加尔文制造公司 |  | | |
Synchronous 4-Bit Up/Down Counter with Mode Control General Description The DM74LS191 circuit is a synchronous, reversible, up/down counter. Synchronous operation is provided by having all flip-flops clocked simultaneously, so that the outputs change simultaneously when so instructed by the steering logic. This mode of operation eliminates the out | FairchildFairchild Semiconductor 仙童半导体飞兆/仙童半导体公司 | | | |
Synchronous 4-Bit Up/Down Counters with Mode Control 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 |  | |
| 替换型号 | 功能描述 | 生产厂家&企业 | LOGO | 操作 |
|---|---|---|---|---|
Synchronous 4-Bit Up/Down Counter with Mode Control | FairchildFairchild Semiconductor 仙童半导体飞兆/仙童半导体公司 | | | |
Synchronous 4-Bit Up/Down Counters with Mode Control | NSCNational Semiconductor (TI) 美国国家半导体美国国家半导体公司 | | | |
Ouadruple 2-input Positive NAND Gates | HitachiHitachi Semiconductor 日立日立公司 | | | |
Synchronous Up / Down 4-bit Binary Counter (single clock line) | RENESASRenesas Technology Corp 瑞萨瑞萨科技有限公司 |  | | |
Synchronous Up/Down 4-bit Binary Counters(single clock line) | HitachiHitachi Semiconductor 日立日立公司 | | | |
Synchronous Up / Down 4-bit Binary Counter (single clock line) | RENESASRenesas Technology Corp 瑞萨瑞萨科技有限公司 | | | |
SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL | TITexas Instruments 德州仪器美国德州仪器公司 |  | | |
PRESETTABLE BCD/DECADE UP/DOWN COUNTERS PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS | MotorolaMotorola, Inc 摩托罗拉加尔文制造公司 | | | |
SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL | TITexas Instruments 德州仪器美国德州仪器公司 | | |
| IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
XINBOLE/芯伯乐 |
24+ |
NA/ |
13352 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
|||
MOT |
23+ |
NA |
20000 |
全新原装假一赔十 |
|||
24+ |
DIP |
80000 |
只做自己库存 全新原装进口正品假一赔百 可开13%增 |
||||
MITSUBISHI/三菱 |
25+ |
DIP16 |
54648 |
百分百原装现货 实单必成 欢迎询价 |
|||
ST |
2511 |
DIP16 |
16900 |
电子元器件采购降本 30%!盈慧通原厂直采,砍掉中间差价 |
|||
MITSUBISHI/三菱 |
24+ |
DIP16 |
990000 |
明嘉莱只做原装正品现货 |
|||
FAIRCHILD |
24+/25+ |
50 |
原装正品现货库存价优 |
||||
FUJI |
90+ |
DIP |
133 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
|||
ST |
23+ |
DIP16 |
16900 |
正规渠道,只有原装! |
|||
SIGN |
23+ |
NA |
9856 |
原装正品,假一罚百! |
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