型号 功能描述 生产厂家 企业 LOGO 操作

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 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

文件:196.68 Kbytes Page:10 Pages

NSC

国半

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

更新时间:2025-10-19 15:16:01
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!
FSC
2016+
DIP
3000
只做原装,假一罚十,公司可开17%增值税发票!
FAIRCHILD/仙童
2447
CDIP
100500
一级代理专营品牌!原装正品,优势现货,长期排单到货
ALTEAR直供
BGA
2800
莱克讯每片来自原厂!价格超越代理!只做进口原装!
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
PHI
0621+
DIP-16
920
一级代理,专注军工、汽车、医疗、工业、新能源、电力
NS
91+
SOP-16
9
原装现货海量库存欢迎咨询
24+
5000
公司存货
PHI
2023+
DIP16
8800
正品渠道现货 终端可提供BOM表配单。
ph
24+
N/A
6980
原装现货,可开13%税票

F74F191DC数据表相关新闻