| 型号 | 功能描述 | 生产厂家 企业 | LOGO | 操作 |
|---|---|---|---|---|
HD74LS190 | Synchronous Up/Down Decade Counters(single clock line) Synchronous Up/Down Decade Counters(single clock line) Synchronous operation is provided by having all flip-flops clocked simultaneously so that the output change coincident with each other when so instructed by the steering logic. This mode of operation eliminates the output counting spikes norm | HITACHIHitachi Semiconductor 日立日立公司 |   | |
HD74LS190 | Synchronous Up / Down Decade Counter (signal clock line) Synchronous operation is provided by having all flip-flops clocked simultaneously so that the outputs change coincident with each other when so instructed by the steering logic. This mode of operation eliminates the output counting spikes normally associated with asynchronous (ripple clock) counte | RENESAS 瑞萨 | | |
HD74LS190 | Synchronous Up / Down Decade Counter (signal clock line) Synchronous operation is provided by having all flip-flops clocked simultaneously so that the outputs change coincident with each other when so instructed by the steering logic. This mode of operation eliminates the output counting spikes normally associated with asynchronous (ripple clock) counters | RENESAS 瑞萨 | | |
HD74LS190 | Synchronous Up/Down Decade Counters(single clock line) | HITACHIHitachi Semiconductor 日立日立公司 | | |
HD74LS190 | Ouadruple 2-input Positive NAND Gates 文件：6.85482 Mbytes Page：273 Pages | HITACHIHitachi Semiconductor 日立日立公司 | | |
Synchronous Up / Down Decade Counter (signal clock line) Synchronous operation is provided by having all flip-flops clocked simultaneously so that the outputs change coincident with each other when so instructed by the steering logic. This mode of operation eliminates the output counting spikes normally associated with asynchronous (ripple clock) counte | RENESAS 瑞萨 | | ||
Synchronous Up / Down Decade Counter (signal clock line) Synchronous operation is provided by having all flip-flops clocked simultaneously so that the outputs change coincident with each other when so instructed by the steering logic. This mode of operation eliminates the output counting spikes normally associated with asynchronous (ripple clock) counte | RENESAS 瑞萨 | | ||
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 | MOTOROLA 摩托罗拉 | | ||
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 | MOTOROLA 摩托罗拉 | | ||
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 | MOTOROLA 摩托罗拉 | | ||
SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL 文件：512.63 Kbytes Page：14 Pages | TI 德州仪器 | | ||
SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL 文件：512.63 Kbytes Page：14 Pages | TI 德州仪器 | |
| 替换型号 | 功能描述 | 生产厂家 企业 | LOGO | 操作 |
|---|---|---|---|---|
Synchronous 4-Bit Up/Down Counters with Mode Control | NSC 国半 | NSC | | |
SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL | TI 德州仪器 | TI | | |
SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL | TI 德州仪器 | TI | | |
PRESETTABLE BCD/DECADE UP/DOWN COUNTERS PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS | MOTOROLA 摩托罗拉 | MOTOROLA | |
| IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
HITACHI |
25+ |
DIP |
37500 |
原装正品现货,价格有优势! |
|||
HITACHI/日立 |
23+ |
SOP16 |
50000 |
全新原装正品现货,支持订货 |
|||
BGA |
6 |
||||||
RENESAS |
2023+ |
DIP |
5800 |
进口原装,现货热卖 |
|||
HITACHI |
2023+ |
3000 |
进口原装现货 |
||||
HIT |
18+ |
DIP-16 |
85600 |
保证进口原装可开17%增值税发票 |
|||
HUAHONG/华虹 |
2450+ |
SOT23-5 |
6540 |
只做原厂原装正品终端客户免费申请样品 |
|||
HITACHI/日立 |
23+ |
SOP16 |
3540 |
一级代理原厂VIP渠道,专注军工、汽车、医疗、工业、 |
|||
26+ |
N/A |
46000 |
一级代理-主营优势-实惠价格-不悔选择 |
||||
HIT |
68500 |
一级代理 原装正品假一罚十价格优势长期供货 |
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2019-8-24
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