型号 功能描述 生产厂家 企业 LOGO 操作
74F191SMQB

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 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

74F191SMQB产品属性

  • 类型

    描述

  • 型号

    74F191SMQB

  • 制造商

    NSC

  • 制造商全称

    National Semiconductor

  • 功能描述

    Up/Down Binary Counter with Preset and Ripple Clock

更新时间:2025-11-24 20:00:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
NS
24+
NA/
3469
原装现货,当天可交货,原型号开票
FSC
00+
DIP
140
一级代理,专注军工、汽车、医疗、工业、新能源、电力
74F192N
25+
30
30
FAIRCHILD/仙童
24+
DIP
6000
只做原装,欢迎询价,量大价优
FSC
24+
DIP-16
184
FSC
24+
DIP
15000
一级代理商原装进口现货
PHI
17+
DIP16
60000
保证进口原装可开17%增值税发票
F
24+
DIP16P
6980
原装现货,可开13%税票
PHI
24+
DIP16
2600
原装现货假一赔十
S
88+
DIP16
3560
全新原装进口自己库存优势

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