Stock and price data | Last updated: October 7, 2026, 16:02 (GMT+8)
WMiCComponents Supply Platform
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XD74LS190
IC

DIP-16

AvailableNegotiable

XD74LS190

XD74LS190 is a XINLUDA Counters/Frequency Dividers in DIP-16 package.

Brand

XINLUDA

Package

DIP-16

Stock

25

Lead Time

In stock

XD74LS190 Parameters

PackageDIP-16
BrandXINLUDA
Date Code26+
计时方向向上计数器; 向下计数器
元件数4
计数速率25MHz
传播延迟(tpd)24ns@5V, 15pF; 16ns@5V, 15pF
功能特性可编程分频比; 异步并行加载; 级联计数器; 同步计数; 多模式计数
CategoryCounters/Frequency Dividers
Stock25
MOQ / SPQ1 / 1
工作电压4.75V~5.25V
触发沿上升沿
Operating Temperature-20℃~+75℃
耗散功率(Pd)400mW

XD74LS190 Overview

通过同时对所有触发器进行时钟驱动来实现同步操作, 这样在控制逻辑的指令下, 输出会同时发生变化。 这种操作模式消除了通常与异步(行波时钟)计数器相关的输出计数尖峰。 如果使能输入为低电平, 四个主从触发器的输出会在时钟输入从低电平到高电平的转换时被触发

XD74LS190 Features

No features are available.

XD74LS190 Applications

No applications are available.

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