型号 功能描述 生产厂家 企业 LOGO 操作
74F191DCX

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

74F191DCX产品属性

  • 类型

    描述

  • 型号

    74F191DCX

  • 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:2026-3-2 8:56:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
NS
24+
DIP-16
9600
原装现货,优势供应,支持实单!
PHI
2450+
DIP
8850
只做原装正品假一赔十为客户做到零风险!!
NS
24+
DIP
3500
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!
25+
长期备有现货
500000
行业低价,代理渠道
PHI
24+
DIP
27950
郑重承诺只做原装进口现货
PHI
24+
DIP16
5665
原装现货假一罚十
PHI
2023+
DIP16
8800
正品渠道现货 终端可提供BOM表配单。
仙童FAIR
87+
DIP16
2890
全新原装进口自己库存优势
FAI
25+23+
DIP-16
6832
绝对原装正品全新进口深圳现货

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