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74F191中文资料
74F191数据手册规格书PDF详情
DESCRIPTION
The 74F191 is a 4-bit binary counter. It contains four edge-triggered master/slave flip-flops with internal gating and steering logic to provide asynchronous preset and synchronous count-up and count-down operations.
FEATURES
• High speed –125MHz typical fMAX
• Synchronous, reversible counting
• 4-Bit binary
• Asynchronous parallel load capability
• Cascadable without external logic
• Single up/down control input
74F191产品属性
- 类型
描述
- 型号
74F191
- 制造商
FAIRCHILD
- 制造商全称
Fairchild Semiconductor
- 功能描述
Up/Down Binary Counter with Preset and Ripple Clock
更新时间：2025-12-29 14:07:00
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
PHI |
0621+ |
DIP-16 |
920 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
|||
PHI |
24+ |
DIP |
27950 |
郑重承诺只做原装进口现货 |
|||
TI(德州仪器) |
24+ |
PDIP16 |
907 |
只做原装,提供一站式配单服务,代工代料。BOM配单 |
|||
PHI |
23+ |
SO3.9mm |
6800 |
只做原装正品假一赔十为客户做到零风险!! |
|||
NS |
DIP |
630 |
正品原装--自家现货-实单可谈 |
||||
24+ |
5000 |
公司存货 |
|||||
仙童FAIR |
87+ |
DIP16 |
2890 |
全新原装进口自己库存优势 |
|||
PHIL |
24+/25+ |
875 |
原装正品现货库存价优 |
||||
ph |
24+ |
N/A |
6980 |
原装现货,可开13%税票 |
|||
FSC |
2016+ |
DIP |
3000 |
只做原装,假一罚十,公司可开17%增值税发票! |
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