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HomeProductsIntegrated Circuits (ICs)Logic - Signal Switches, Multiplexers, DecodersSN74LS251DR
SN74LS251DR Image
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See specifications for product details.

SN74LS251DR - Texas Instruments

Manufacturer Part Number
SN74LS251DR
Manufacturer
Texas Instruments
Allelco Part Number
32D-SN74LS251DR
ECAD Model
Parts Description
IC MULTIPLEXER 1 X 8:1 16SOIC
Detailed Description
Package
16-SOIC (0.154', 3.90mm Width)
Data sheet
SN54,74(LS,S)251 (TIM9905).pdf
RoHs Status
ROHS3 Compliant
In stock: 91710

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Quantity

Specifications

SN74LS251DR Tech Specifications
Texas Instruments - SN74LS251DR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - SN74LS251DR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage Supply Source Single Supply  
Voltage - Supply 4.75V ~ 5.25V  
Type Multiplexer  
Supplier Device Package 16-SOIC  
Series 74LS  
Package / Case 16-SOIC (0.154', 3.90mm Width)  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Operating Temperature 0°C ~ 70°C  
Mounting Type Surface Mount  
Independent Circuits 1  
Current - Output High, Low 2.6mA, 8mA  
Circuit 1 x 8:1  
Base Product Number 74LS251  

Parts Introduction

Manufacturer Part Number

SN74LS251DR

Manufacturer

Texas Instruments

Introduction

High-speed CMOS 8-line to 1-line digital multiplexer/data selector

Product Features and Performance

Selects one of eight data inputs and connects it to the output

16-pin SOIC package

Propagation delay: 12 ns (typical)

Output drive capability: 2.6 mA (high), 8 mA (low)

Operates on a single 5V power supply

Product Advantages

High-speed operation

Low power consumption

Reliable CMOS technology

Compact 16-pin SOIC package

Key Technical Parameters

Voltage supply: 4.75V to 5.25V

Operating temperature: 0°C to 70°C

Multiplexer type: 1 x 8:1

Independent circuits: 1

Quality and Safety Features

RoHS3 compliant

Reliable Texas Instruments manufacturing

Compatibility

Suitable for a wide range of digital circuit applications

Application Areas

Digital systems, data processing, industrial control, and more

Product Lifecycle

Currently in production

Replacement or upgrade options available from Texas Instruments

Key Reasons to Choose This Product

High-speed and reliable performance

Low power consumption

Compact and efficient 16-pin SOIC package

Proven Texas Instruments quality and support

Compatibility with a wide range of digital applications

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments SN74LS251DR

Product Attribute SN74LS251DR SN74LS253N SN74LS253N SN74LS251N
Part Number SN74LS251DR SN74LS253N SN74LS253N SN74LS251N
Manufacturer Texas Instruments Motorola onsemi Texas Instruments
Circuit 1 x 8:1 2 x 4:1 2 x 4:1 1 x 8:1
Package Tape & Reel (TR) Bulk Tube Tube
Independent Circuits 1 1 1 1
Operating Temperature 0°C ~ 70°C 0°C ~ 70°C 0°C ~ 70°C 0°C ~ 70°C
Current - Output High, Low 2.6mA, 8mA 2.6mA, 8mA 2.6mA, 8mA 2.6mA, 8mA
Series 74LS 74LS 74LS 74LS
Voltage Supply Source Single Supply Single Supply Single Supply Single Supply
Mounting Type Surface Mount Through Hole Through Hole Through Hole
Type Multiplexer Multiplexer Multiplexer Multiplexer
Package / Case 16-SOIC (0.154', 3.90mm Width) 16-DIP (0.300", 7.62mm) 16-DIP (0.300", 7.62mm) 16-DIP (0.300", 7.62mm)
Base Product Number 74LS251 74LS253 74LS253 74LS251
Supplier Device Package 16-SOIC 16-PDIP 16-PDIP 16-PDIP
Voltage - Supply 4.75V ~ 5.25V 4.75V ~ 5.25V 4.75V ~ 5.25V 4.75V ~ 5.25V

SN74LS251DR Datasheet PDF

Download SN74LS251DR pdf datasheets and Texas Instruments documentation for SN74LS251DR - Texas Instruments.

PCN Design/Specification
Design 25/Feb/2022.pdf Mult Devices Font 21/Apr/2018.pdf
HTML Datasheet
SN54,74(LS,S)251 (TIM9905).pdf

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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SN74LS251DR Image

SN74LS251DR

Texas Instruments
32D-SN74LS251DR

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