型号 功能描述 生产厂家 企业 LOGO 操作
74F191LMX

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

74F191LMX产品属性

  • 类型

    描述

  • 型号

    74F191LMX

  • 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 9:16:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
NS
DIP
630
正品原装--自家现货-实单可谈
PHIL
24+/25+
68
原装正品现货库存价优
FSC
22+
DIP
12245
现货,原厂原装假一罚十!
FSC
23+
DIP
6000
原装正品假一罚百!可开增票!
ON Semiconductor
24+
16-DIP
56200
一级代理/放心采购
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

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