型号 功能描述 生产厂家 企业 LOGO 操作

Up/down binary counter with reset and ripple clock

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, reversi

PHILIPS

飞利浦

Up/Down Binary Counter with Preset and Ripple Clock

General Description The 74F191 is a reversible modulo-16 binary counter featuring synchronous counting and asynchronous presetting. The preset feature allows the 74F191 to be used in programmable dividers. The Count Enable input, the Terminal Count output and Ripple Clock output make possible a v

FAIRCHILD

仙童半导体

Up/Down Binary Counter with Preset and Ripple Clock

文件:175.58 Kbytes Page:10 Pages

NSC

国半

Up/Down Binary Counter with Preset and Ripple Clock

文件:185.58 Kbytes Page:12 Pages

FAIRCHILD

仙童半导体

Up/Down Binary Counter with Preset and Ripple Clock

文件:196.68 Kbytes Page:10 Pages

NSC

国半

74F191N产品属性

  • 类型

    描述

  • 型号

    74F191N

  • 制造商

    North American Philips Discrete Products Div

  • 功能描述

    Counter, Up/Down, 4 Bit Binary, 16 Pin, Plastic, DIP

  • 制造商

    NXP Semiconductors

  • 功能描述

    Counter, Up/Down, 4 Bit Binary, 16 Pin, Plastic, DIP

更新时间:2026-1-27 23:00:02
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
onsemi
25+
16-SOIC
22412
正规渠道,免费送样。支持账期,BOM一站式配齐
TI(德州仪器)
25+
PDIP16
1476
原装现货,免费供样,技术支持,原厂对接
FSC
2016+
DIP
3000
只做原装,假一罚十,公司可开17%增值税发票!
FSC
23+
NA
20000
全新原装假一赔十
仙童FAIR
87+
DIP16
2890
全新原装进口自己库存优势
NS
2026+
DIP-16
65428
百分百原装现货 实单必成
25+
长期备有现货
500000
行业低价,代理渠道
NS
23+
DIP
15
SIGN
23+
NA
9856
原装正品,假一罚百!
FSC
23+
DIP
6000
原装正品假一罚百!可开增票!

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