The ’HC221 and CD74HCT221 are dual monostable multivibrators with reset. An external resistor (RX) and an external capacitor (CX) control the timing and the accuracy for the circuit. …

TI’s CD74HC221 is a High Speed CMOS Logic Dual Monostable Multivibrators with Reset. Find parameters, ordering and quality information.

TI 的 CD74HC221 是一款 具有复位功能的高速 CMOS 逻辑双路单稳多频振荡器。 查找参数、订购和质量信息.

The 74HC/HCT221 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. The 74HC/HCT221 are dual non-retriggerable monostable multivibrators.

You can change your Change Notification (CN) preferences in My Nexperia. These preferences set your CN view in My Nexperia and the CN emails. By default you will see all Change Notifications that are available to you.74HC221; 74HCT221

74HC221N NXP 触发器芯片中文资料PDF, 共 (15)页, 74HC221N数据手册有芯片封装DIP和参数资料, NXP 74HC221N 芯片, 74HC CMOS逻辑器件。

The 74HC/HCT221 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. The 74HC/HCT221 are dual non-retriggerable monostable multivibrators.

电路功能与优势 本电路利用一对同步降压DC-DC调节器ADP2105，提供双通道、16 位、高动态范围TxDAC数模转换器AD9788 所需的各供电轨。 ADP2105对给AD9788供电的功率超过85%，比传统线性调节器解决方案高50%。 使用线性调节器时，总电路功耗为1.4 W；而使用开关调节器时，总电路功耗仅0.88 W。 ... 德州送的那个笔记本的皮面是什么材料的？ 我平时放在桌子上，发现边沿的皮革越来越破损了，开始只有一点点，我以为自己可能不小心磨蹭到了。 可是最近发 …

百芯智造数据库涵盖1亿多个数据手册，每天更新超过5,000个PDF文件。 在线查看下载74HC221数据手册Datasheet（19 页），74HC221双稳态,多谐,振荡器，IC, 74HC CMOS, SMD, 74HC221, SOIC16。 74HC221数据手册下载。

部件名: 74HC221. 功能描述: Dual non-retriggerable monostable multivibrator with reset. 文件大小: 250.62 Kbytes. 制造商: NXP Semiconductors.

This is a guide to the 74HC221 (and 74LS221) chip. Learn how to use monostable multivibrators in your circuits with our 7400 Series IC Guide.

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74HC/HCT221是双路非可再触发单稳态多谐振荡器。 每个多谐振荡器具有一个有源低电平边沿输入（nA）和一个有源高电平边沿输入（nB），其中任何一个都可用作使能输入。 脉冲触发会发生在特定的电压电平处，与输入脉冲的跃迁时间无直接关系。 nB输入的施密特触发器输入电路允许从带缓慢跃迁速率的输入无抖动触发，为电路提供卓越的抗噪性。 一旦触发，输出（nQ、nQ）不受nA和nB输入进一步跃迁的影响，并且是定时元件的函数。 可通过覆盖有源低电平复位输 …

The M54/74HC221/221A are high speed CMOS MONOSTABLE multivibrators fabricated with silicon gate C2MOS technology. It achieves the high speed operation similar to equivalent LSTTL while maintaining the CMOS low power dissipation. There are two trigger inputs, AINPUT (negative edge) and B INPUT (positive edge).

PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 221 DESCRIPTION The M74HC221 is an high speed CMOS MONOSTABLE MULTIVIBRATOR fabricated with silicon gate C2MOS technology. There are two trigger inputs, A INPUT (negative edge) and B INPUT (positive edge).

SYMMETRICAL OUTPUT IMPEDANCE: |I OH| = IOL = 4mA (MIN) BALANCED PROPAGATION DELAYS: t PLH≅ tPHL WIDE OPERATING VOLTAGE RANGE: V CC(OPR) = 2V to 6V WIDE OUTPUT PULSE WIDTH RANGE : t WOUT = 150 ns ~ 60 s OVER AT VCC = 4.5V PIN AND FUNCTION COMPATIBLE WITH 74 SER IES 22 1 DESCRIPTION The M 74HC221 is an high speed CM OS MON OSTABLE MULTIVIBRAT O R fabricated with

2023年1月12日 · 查看和下载 74HC221 数据手册 19页, 74HC221 触发器 NXP 74HC221D 芯片, 74HC CMOS逻辑器件。 免费下载74HC221 数据手册。

74HC221 STMicroelectronics Logic parts available at DigiKey.

功能描述: Dual non-retriggerable monostable multivibrator with reset. 3 Results. 部件名: 74HC221D. 数据表: 250Kb/15P. 制造商: NXP Semiconductors.

CD74HC221NSR – Monostable Multivibrator 18 ns 16-SO from Texas Instruments. Pricing and Availability on millions of electronic components from Digi-Key Electronics.