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HomeProductsIntegrated Circuits (ICs)Logic - Gates and InvertersDM74ALS21AM
DM74ALS21AM Image
Image may be representation.
See specifications for product details.

DM74ALS21AM - Fairchild Semiconductor

Manufacturer Part Number
DM74ALS21AM
Manufacturer
Fairchild (onsemi)
Allelco Part Number
32D-DM74ALS21AM
ECAD Model
Parts Description
IC GATE AND 2CH 4-INP 14SOIC
Detailed Description
Package
14-SOIC (0.154", 3.90mm Width)
Data sheet
DM74ALS21AM.pdf
RoHs Status
ROHS3 Compliant
In stock: 406550

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Quantity

Specifications

DM74ALS21AM Tech Specifications
Fairchild Semiconductor - DM74ALS21AM technical specifications, attributes, parameters and parts with similar specifications to Fairchild Semiconductor - DM74ALS21AM

Product Attribute Attribute Value  
Manufacturer Fairchild (onsemi)  
Voltage - Supply 4.5V ~ 5.5V  
Supplier Device Package 14-SOIC  
Series 74ALS  
Package / Case 14-SOIC (0.154", 3.90mm Width)  
Package Tube  
Operating Temperature 0°C ~ 70°C  
Number of Inputs 4  
Number of Circuits 2  
Product Attribute Attribute Value  
Mounting Type Surface Mount  
Max Propagation Delay @ V, Max CL 15ns @ 5V, 50pF  
Logic Type AND Gate  
Input Logic Level - Low 0.8V  
Input Logic Level - High 2V  
Features -  
Current - Output High, Low 400µA, 8mA  
Base Product Number 74ALS21  

Parts Introduction

Manufacturer Part Number

DM74ALS21AM

Manufacturer

onsemi

Introduction

The DM74ALS21AM is a dual 4-input AND gate from onsemi's 74ALS series of logic gates and inverters. This product offers reliable and efficient digital logic operations in a compact surface mount package.

Product Features and Performance

Dual 4-input AND gate configuration

Supports 4.5V to 5.5V supply voltage range

Capable of sourcing up to 400μA and sinking up to 8mA of output current

Input logic low threshold of 0.8V and input logic high threshold of 2V

Maximum propagation delay of 15ns at 5V and 50pF load capacitance

Operating temperature range of 0°C to 70°C

Surface mount 14-SOIC package

Product Advantages

Compact and space-saving surface mount package

Reliable and efficient digital logic operations

Wide supply voltage range for versatile applications

Fast propagation delay for high-speed digital circuits

Key Reasons to Choose This Product

Proven and reliable 74ALS series logic gate performance

Compact and space-efficient surface mount package

Wide operating voltage and temperature ranges

Suitable for a variety of digital logic applications

Quality and Safety Features

Manufactured to onsemi's high-quality standards

Compliant with relevant safety and environmental regulations

Compatibility

The DM74ALS21AM is compatible with other 74ALS series logic gates and can be used in a wide range of digital logic circuits and systems.

Application Areas

Digital logic circuits

Computer and peripheral equipment

Industrial automation and control systems

Telecommunications equipment

Consumer electronics

Product Lifecycle

The DM74ALS21AM is an obsolete product, meaning it is no longer in active production. However, there are equivalent and alternative models available from onsemi and other manufacturers that can serve as replacements. Customers are advised to contact our website's sales team for more information on available alternatives.

Parts with Similar Specifications

The three parts on the right have similar specifications to Fairchild Semiconductor DM74ALS21AM

Product Attribute DM74ALS21AM DM74ALS21AMX DM74ALS20AN DM74ALS21AN
Part Number DM74ALS21AM DM74ALS21AMX DM74ALS20AN DM74ALS21AN
Manufacturer Fairchild Semiconductor Fairchild Semiconductor Fairchild Semiconductor Fairchild Semiconductor
Current - Output High, Low 400µA, 8mA 400µA, 8mA 400µA, 8mA 400µA, 8mA
Supplier Device Package 14-SOIC 14-SOIC 14-DIP 14-DIP
Series 74ALS 74ALS 74ALS 74ALS
Logic Type AND Gate AND Gate NAND Gate AND Gate
Number of Circuits 2 2 2 2
Input Logic Level - High 2V 2V 2V 2V
Features - - - -
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V
Operating Temperature 0°C ~ 70°C 0°C ~ 70°C 0°C ~ 70°C 0°C ~ 70°C
Base Product Number 74ALS21 74ALS21 74ALS20 74ALS21
Max Propagation Delay @ V, Max CL 15ns @ 5V, 50pF 15ns @ 5V, 50pF 11ns @ 5V, 50pF 15ns @ 5V, 50pF
Package / Case 14-SOIC (0.154", 3.90mm Width) 14-SOIC (0.154", 3.90mm Width) 14-DIP (0.300", 7.62mm) 14-DIP (0.300", 7.62mm)
Input Logic Level - Low 0.8V 0.8V 0.8V 0.8V
Number of Inputs 4 4 4 4
Mounting Type Surface Mount Surface Mount Through Hole Through Hole
Package Tube Bulk Tube Tube

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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DM74ALS21AM Image

DM74ALS21AM

Fairchild Semiconductor
32D-DM74ALS21AM

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