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HomeProductsIntegrated Circuits (ICs)Logic - Buffers, Drivers, Receivers, TransceiversSN74LS240NSR
SN74LS240NSR Image
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See specifications for product details.

SN74LS240NSR - Texas Instruments

Manufacturer Part Number
SN74LS240NSR
Manufacturer
Texas Instruments
Allelco Part Number
32D-SN74LS240NSR
ECAD Model
Parts Description
IC BUFFER INVERT 5.25V 20SO
Detailed Description
Package
20-SOIC (0.209", 5.30mm Width)
Data sheet
SN54/74(LS,S)240/41/44.pdf
RoHs Status
ROHS3 Compliant
In stock: 81920

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Specifications

SN74LS240NSR Tech Specifications
Texas Instruments - SN74LS240NSR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - SN74LS240NSR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply 4.75V ~ 5.25V  
Supplier Device Package 20-SO  
Series 74LS  
Package / Case 20-SOIC (0.209", 5.30mm Width)  
Package Tape & Reel (TR)  
Output Type 3-State  
Operating Temperature 0°C ~ 70°C (TA)  
Product Attribute Attribute Value  
Number of Elements 2  
Number of Bits per Element 4  
Mounting Type Surface Mount  
Logic Type Buffer, Inverting  
Input Type -  
Current - Output High, Low 15mA, 24mA  
Base Product Number 74LS240  

Parts Introduction

Manufacturer Part Number

SN74LS240NSR

Manufacturer

Texas Instruments

Introduction

The SN74LS240NSR is a high-performance, low-power Octal Buffer/Line Driver with 3-state outputs. It is designed to provide eight individual buffers, each with a 3-state output.

Product Features and Performance

Octal buffer/line driver with 3-state outputs

Provides eight individual buffers, each with a 3-state output

Designed for driving heavily loaded buses or multiple-input gates

Propagation delay of 11 ns (typical)

Operates on a single 5V power supply

Low power consumption

Product Advantages

High-performance and low-power operation

Enables driving heavily loaded buses or multiple-input gates

Suitable for a wide range of applications requiring buffer/line driver functionality

Key Technical Parameters

Supply Voltage: 4.75V to 5.25V

Output High Current: 15 mA

Output Low Current: 24 mA

Operating Temperature: 0°C to 70°C

Quality and Safety Features

RoHS3 compliant

Manufactured in a quality-controlled environment

Compatibility

Compatible with 74LS and 74ALS series logic families

Application Areas

Bus buffering and line driving

Interface between logic circuits and heavily loaded lines

Driving multiple-input gates

Product Lifecycle

Currently in production

Replacement or upgrade options available from Texas Instruments

Key Reasons to Choose This Product

High-performance and low-power operation

Ability to drive heavily loaded buses or multiple-input gates

Compatibility with a wide range of logic families

RoHS3 compliance for environmental safety

Availability of replacement or upgrade options

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments SN74LS240NSR

Product Attribute SN74LS240NSR SN74LS240DBR SN74LS244DB SN74LS240N
Part Number SN74LS240NSR SN74LS240DBR SN74LS244DB SN74LS240N
Manufacturer Texas Instruments Texas Instruments Texas Instruments onsemi
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) - 0°C ~ 70°C (TA)
Package Tape & Reel (TR) Tape & Reel (TR) Bulk Tube
Supplier Device Package 20-SO 20-SSOP - 20-PDIP
Number of Bits per Element 4 4 - 4
Current - Output High, Low 15mA, 24mA 15mA, 24mA - 15mA, 24mA
Mounting Type Surface Mount Surface Mount - Through Hole
Package / Case 20-SOIC (0.209", 5.30mm Width) 20-SSOP (0.209", 5.30mm Width) - 20-DIP (0.300", 7.62mm)
Input Type - - - -
Number of Elements 2 2 - 2
Output Type 3-State 3-State - 3-State
Logic Type Buffer, Inverting Buffer, Inverting - Buffer, Inverting
Voltage - Supply 4.75V ~ 5.25V 4.75V ~ 5.25V - 4.75V ~ 5.25V
Base Product Number 74LS240 74LS240 - 74LS240
Series 74LS 74LS * 74LS

SN74LS240NSR Datasheet PDF

Download SN74LS240NSR pdf datasheets and Texas Instruments documentation for SN74LS240NSR - Texas Instruments.

PCN Packaging
20L SOP 29/Sep/2016.pdf
HTML Datasheet
SN54/74(LS,S)240/41/44.pdf
PCN Design/Specification
SNx4LS24x/SNx4S24x 20/Jan/2017.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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SN74LS240NSR Image

SN74LS240NSR

Texas Instruments
32D-SN74LS240NSR

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