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HomeProductsIntegrated Circuits (ICs)Logic - MultivibratorsSN74LS221NS
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SN74LS221NS - Texas Instruments

Manufacturer Part Number
SN74LS221NS
Manufacturer
Texas Instruments
Allelco Part Number
32D-SN74LS221NS
ECAD Model
Parts Description
IC DUAL MONO MULTIVIBRATR 16SO
Package
Data sheet
SN74LS221NS.pdf
Our certification
In stock: 79910

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Specifications

SN74LS221NS Tech Specifications
Texas Instruments - SN74LS221NS technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - SN74LS221NS

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Series *  
Product Attribute Attribute Value  
Package Bulk  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status
Moisture Sensitivity Level (MSL)
REACH Status
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

SN74LS221NS

Manufacturer

Texas Instruments

Introduction

The SN74LS221NS is a dual monostable multivibrator chip designed for use in logic circuits.

Product Features and Performance

Dual monostable operation

High-performance silicon-gate technology

Direct clear input

Individual triggers for each multivibrator

High noise immunity

Typical pulse width ranging from 40 ns to 200 ms

Product Advantages

Reliable operation at a wide range of voltages

Suitable for use in applications requiring precise timing

Low power consumption

Fast recovery time

Compatible with other LS series logic products

Key Technical Parameters

Supply voltage range: 4.75 V to 5.25 V

Clock pulse duration min: 20 ns

Operating temperature: 0°C to 70°C

Pulse width accuracy: ±5% to ±10%

Quality and Safety Features

Over-temperature shutdown

Input protection from static discharge

RoHS compliant

Compatibility

Interoperable with other 74LS series logic devices

Application Areas

Timing circuits

Sequential controllers

Pulse shaping

Delay lines

Product Lifecycle

Active product status

Not nearing discontinuation

Replacements and upgrades are available for future extensions

Several Key Reasons to Choose This Product

High reliability and long operational lifespan

Backed by Texas Instruments quality and support

Suitable for various digital logic applications requiring precise timing

Robust performance in a wide range of environmental conditions

Competitive pricing and wide availability in the market

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments SN74LS221NS

Product Attribute SN74LS221NS SN74LS221NSR SN74LS221DBR SN74LS221N
Part Number SN74LS221NS SN74LS221NSR SN74LS221DBR SN74LS221N
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Package Bulk Tape & Reel (TR) Tape & Reel (TR) Tube
Series * 74LS 74LS 74LS

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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SN74LS221NS Image

SN74LS221NS

Texas Instruments
32D-SN74LS221NS

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