SN74LS640N
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Texas Instruments SN74LS640N

Manufacturer No:
SN74LS640N
Manufacturer:
Texas Instruments
Package:
Tube
Description:
IC TXRX INVERT 5.25V 20DIP
Delivery:
Payment:
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Product Introduction

Overview

The SN74LS640N, manufactured by Texas Instruments, is a high-performance octal bus transceiver designed for bidirectional communication in digital systems. This component is part of the 74LS series, known for its reliability and efficiency in logic applications. The SN74LS640N is particularly suited for use in data transfer between two buses, offering high-speed operation and low power consumption. Its market positioning targets engineers and designers working on digital communication systems, embedded systems, and industrial automation. The unique selling points of the SN74LS640N include its robust design, compatibility with TTL logic levels, and ease of integration into existing systems.

Key Specifications

ParameterValueUnitNotes
Logic TypeOctal Bus Transceiver--
DirectionBidirectional--
Voltage Supply4.75V ~ 5.25VV-
Operating Temperature0°C ~ 70°C°C-
Package20-DIP-Through-Hole
Pin Count20--
SpeedHigh-Speed--
TechnologyTTL--

Key Features

  • Bidirectional data transfer between two buses.
  • High-speed operation for efficient data communication.
  • Low power consumption, ideal for energy-sensitive applications.
  • Compatible with TTL logic levels, ensuring wide applicability.
  • Robust design for reliable performance in various environments.

Applications

The SN74LS640N is widely used in various digital communication systems, including embedded systems, industrial automation, and data acquisition systems. Its ability to facilitate bidirectional data transfer makes it an essential component in systems requiring efficient and reliable communication between buses. Additionally, its compatibility with TTL logic levels ensures seamless integration into existing digital systems, enhancing overall system performance.

Q & A

What is the operating voltage range of the SN74LS640N?

The operating voltage range is 4.75V to 5.25V.

Is the SN74LS640N compatible with TTL logic levels?

Yes, it is fully compatible with TTL logic levels.

What is the package type of the SN74LS640N?

It comes in a 20-DIP (Dual In-line Package) through-hole mounting type.

What is the maximum operating temperature of the SN74LS640N?

The maximum operating temperature is 70°C.

Can the SN74LS640N be used for bidirectional data transfer?

Yes, it is specifically designed for bidirectional data transfer between two buses.

What is the typical application of the SN74LS640N?

It is commonly used in digital communication systems, embedded systems, and industrial automation.

Does the SN74LS640N support high-speed operation?

Yes, it supports high-speed operation for efficient data communication.

What is the pin count of the SN74LS640N?

It has 20 pins.

Is the SN74LS640N suitable for low power consumption applications?

Yes, it is designed for low power consumption, making it ideal for energy-sensitive applications.

What is the logic type of the SN74LS640N?

It is an octal bus transceiver.

Product Attributes

Logic Type:Transceiver, Inverting
Number of Elements:1
Number of Bits per Element:8
Input Type:- 
Output Type:3-State
Current - Output High, Low:15mA, 24mA
Voltage - Supply:4.75V ~ 5.25V
Operating Temperature:0°C ~ 70°C (TA)
Mounting Type:Through Hole
Package / Case:20-DIP (0.300", 7.62mm)
Supplier Device Package:20-PDIP
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Similar Products

Part Number SN74LS640N SN74LS640N3 SN74LS641N SN74LS645N SN74LS642N SN74LS540N SN74LS640M
Manufacturer Texas Instruments Texas Instruments onsemi Texas Instruments Texas Instruments Texas Instruments onsemi
Product Status Active Active Obsolete Active Active Active Active
Logic Type Transceiver, Inverting Transceiver, Inverting Transceiver, Non-Inverting Transceiver, Non-Inverting Transceiver, Inverting Buffer, Inverting -
Number of Elements 1 1 1 1 1 1 -
Number of Bits per Element 8 8 8 8 8 8 -
Input Type - - - - - - -
Output Type 3-State 3-State Open Collector 3-State Open Collector 3-State -
Current - Output High, Low 15mA, 24mA 15mA, 24mA -, 24mA 15mA, 24mA -, 24mA 15mA, 24mA -
Voltage - Supply 4.75V ~ 5.25V 4.75V ~ 5.25V 4.75V ~ 5.25V 4.75V ~ 5.25V 4.75V ~ 5.25V 4.75V ~ 5.25V -
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) -
Mounting Type Through Hole Through Hole Through Hole Through Hole Through Hole Through Hole -
Package / Case 20-DIP (0.300", 7.62mm) 20-DIP (0.300", 7.62mm) 20-DIP (0.300", 7.62mm) 20-DIP (0.300", 7.62mm) 20-DIP (0.300", 7.62mm) 20-DIP (0.300", 7.62mm) -
Supplier Device Package 20-PDIP 20-PDIP 20-PDIP 20-PDIP 20-PDIP 20-PDIP -

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