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HomeProductsIntegrated Circuits (ICs)Logic - Signal Switches, Multiplexers, DecodersSN74ALS251NSR
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SN74ALS251NSR - Texas Instruments

Manufacturer Part Number
SN74ALS251NSR
Manufacturer
Texas Instruments
Allelco Part Number
32D-SN74ALS251NSR
ECAD Model
Parts Description
IC MULTIPLEXER 1 X 8:1 16SO
Package
16-SOIC (0.209", 5.30mm Width)
Data sheet
SN54ALS251, SN74ALS251.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 7090

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Specifications

SN74ALS251NSR Tech Specifications
Texas Instruments - SN74ALS251NSR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - SN74ALS251NSR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage Supply Source Single Supply  
Voltage - Supply 4.5V ~ 5.5V  
Type Multiplexer  
Supplier Device Package 16-SO  
Series 74ALS  
Package / Case 16-SOIC (0.209", 5.30mm 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, 24mA  
Circuit 1 x 8:1  
Base Product Number 74ALS251  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

SN74ALS251NSR

Manufacturer

Texas Instruments

Introduction

The SN74ALS251NSR is a high-performance 1-of-8 data selector/multiplexer from Texas Instruments. It features high-speed, low-power Schottky TTL technology, making it suitable for a wide range of digital logic applications.

Product Features and Performance

1 x 8:1 multiplexer circuit

Single supply voltage operation from 4.5V to 5.5V

High-speed operation with typical propagation delay of 10ns

Low power consumption with typical ICC of 13mA

Outputs can sink up to 24mA and source up to 2.6mA

Product Advantages

Compact surface mount package

Reliable Schottky TTL technology

Versatile functionality for various digital logic applications

Key Reasons to Choose This Product

High-speed and low-power performance

Efficient 1-of-8 multiplexing capability

Robust and reliable design for industrial and commercial uses

Quality and Safety Features

Designed and manufactured to Texas Instruments' high quality standards

Compliant with relevant safety and environmental regulations

Compatibility

Compatible with various TTL and CMOS logic families

Application Areas

Digital signal processing

Data acquisition and control systems

Instrumentation and test equipment

Computer peripherals and interfaces

Product Lifecycle

The SN74ALS251NSR is a discontinued product. However, there are several equivalent or alternative models available, such as the SN74ALS352N, SN74ALS153N, and SN74ALS251N. Customers are advised to contact our website's sales team for more information on available options and product support.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments SN74ALS251NSR

Product Attribute SN74ALS251NSR SN74ALS257ADR SN74ALS257ANSR SN74ALS251N
Part Number SN74ALS251NSR SN74ALS257ADR SN74ALS257ANSR SN74ALS251N
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Operating Temperature 0°C ~ 70°C 0°C ~ 70°C 0°C ~ 70°C 0°C ~ 70°C
Type Multiplexer Multiplexer Multiplexer Multiplexer
Mounting Type Surface Mount Surface Mount Surface Mount Through Hole
Independent Circuits 1 1 1 1
Series 74ALS 74ALS 74ALS 74ALS
Supplier Device Package 16-SO 16-SOIC 16-SO 16-PDIP
Voltage Supply Source Single Supply Single Supply Single Supply Single Supply
Base Product Number 74ALS251 74ALS257 74ALS257 74ALS251
Package / Case 16-SOIC (0.209", 5.30mm Width) 16-SOIC (0.154", 3.90mm Width) 16-SOIC (0.209", 5.30mm Width) 16-DIP (0.300", 7.62mm)
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tube
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V
Circuit 1 x 8:1 4 x 2:1 4 x 2:1 1 x 8:1
Current - Output High, Low 2.6mA, 24mA 2.6mA, 24mA 2.6mA, 24mA 2.6mA, 24mA

SN74ALS251NSR Datasheet PDF

Download SN74ALS251NSR pdf datasheets and Texas Instruments documentation for SN74ALS251NSR - Texas Instruments.

HTML Datasheet
SN54ALS251, SN74ALS251.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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SN74ALS251NSR Image

SN74ALS251NSR

Texas Instruments
32D-SN74ALS251NSR

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