型号 功能描述 生产厂家 企业 LOGO 操作
74F191SCQB

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

74F191SCQB产品属性

  • 类型

    描述

  • 型号

    74F191SCQB

  • 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:2025-11-23 16:20:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
74F192N
25+
30
30
24+
5000
公司存货
FAIRCHILD/仙童
2447
DIP
100500
一级代理专营品牌!原装正品,优势现货,长期排单到货
FSC
24+
DIP
15000
一级代理商原装进口现货
原厂
25+
2068
百分百原装正品 真实公司现货库存 本公司只做原装 可
FAIRCHILD
2004
SOP16P
2500
一级代理,专注军工、汽车、医疗、工业、新能源、电力
F
24+
DIP16P
6980
原装现货,可开13%税票
FAIRCHILD
23+
SOP16P
2500
全新原装正品现货,支持订货
FAIRCHILD/仙童
23+
5169
原厂授权代理,海外优势订货渠道。可提供大量库存,详
24+
N/A
69000
一级代理-主营优势-实惠价格-不悔选择

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