SN74HC240NSR

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SN74HC240NSR

+BOM

IC BUFFER INVERT 6V 20SO

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Package Tape & Reel (TR),Cut Tape (CT)
Series 74HC
ProductStatus Active
LogicType Buffer, Inverting
NumberofElements 2
NumberofBitsperElement 4
OutputType 3-State
Current-OutputHighLow 7.8mA, 7.8mA
Voltage-Supply 2V ~ 6V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 20-SOIC (0.209, 5.30mm Width)

概要

Description

The SN74HC240NSR is an integrated circuit from Texas Instruments, belonging to the 74HC series of high-speed CMOS devices. It functions as an octal buffer/driver with 3-state outputs, designed primarily for driving bus lines or buffer memory address registers. This IC is particularly useful in digital circuits where signal isolation and drive capability are required.
Key features include:
1. High-Speed Operation: The SN74HC240NSR operates faster than standard 74-series devices, making it suitable for high-speed applications.

2. Low Power Consumption: It features low power dissipation, which is a hallmark of CMOS technology.
3. 3-State Outputs: This allows for the connection of multiple outputs without interference, as the device can be set to a high-impedance state.
4. Wide Operating Voltage: It operates within a range of 2V to 6V, making it versatile for various applications.
5. Inverting Logic: The device inverts the input signal at the output.
The SN74HC240NSR comes in a 20-pin SOIC package, ensuring compact form factor while providing robust performance for buffering and driving needs in electronic systems.

Equivalent

The SN74HC240NSR is an octal buffer/line driver with 3-state outputs from Texas Instruments. Equivalent products include:
1. 74HC240 from Nexperia
2. CD74HC240 from ON Semiconductor
3. MC74HC240A from STMicroelectronics
4. TC74HC240AP from Toshiba
These alternatives provide similar functionality in terms of logic family, voltage range, and functionality. Always check the datasheets for pin compatibility and electrical characteristics to ensure suitability for your specific application.

Features

The SN74HC240NSR is an octal buffer/driver with 3-state outputs, part of the 74HC logic family. Key features include:
1. High-Speed CMOS Logic: Operates with high-speed logic performance, suitable for general-purpose buffering in digital circuits.
2. 3-State Outputs: The device includes three-state outputs, which allow multiple devices to be connected to a common bus without interference.
3. Inverted Buffering: It provides inverting buffer operation, which means the output is the opposite of the input.
4. Wide Supply Voltage Range: Operates within a voltage range of 2V to 6V, which makes it versatile for various applications.
5. Low Power Consumption: Features low power consumption due to its CMOS technology, making it efficient in battery-operated devices.
6. Input and Output Protection: Includes input clamping diodes for protection against overvoltage.
7. Noise Immunity: Offers high noise immunity, ensuring reliable operation in noisy environments.
8. Temperature Range: Suitable for operation in a temperature range from -40°C to 85°C, making it ideal for industrial applications.
These features make the SN74HC240NSR a versatile choice for buffering and driving applications in electronic circuits.

Pinout

The SN74HC240NSR is an integrated circuit from Texas Instruments, featuring an octal buffer/driver with 3-state outputs. It is primarily used for interfacing and driving bus lines, and acts as an inverter. The device is designed for a wide range of supply voltages and is part of the 74HC series, which is known for high-speed CMOS logic.
The SN74HC240NSR comes in a 20-pin package. Here is a brief overview of its pin functions:
1. Pin 1 (1OE): Output enable for the first set of four buffers.
2. Pins 2-5 (1A1-1A4): Inputs for the first set of four buffers.
3. Pins 6-9 (2Y4-2Y1): Outputs for the second set of four buffers.
4. Pin 10 (GND): Ground.
5. Pins 11-14 (2A4-2A1): Inputs for the second set of four buffers.
6. Pins 15-18 (1Y1-1Y4): Outputs for the first set of four buffers.
7. Pin 19 (2OE): Output enable for the second set of four buffers.
8. Pin 20 (VCC): Supply voltage.
The device supports bidirectional data flow and is typically used in digital systems for buffering or isolating data paths.

Manufacturer

The SN74HC240NSR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits, which they sell to electronics designers and manufacturers globally. TI is known for its development and innovation in the field of analog technology, embedded processing, and digital light processing, among other areas. It is one of the largest semiconductor companies in the world, providing components for a wide range of applications, including automotive, industrial, personal electronics, communications equipment, and enterprise systems.

Application

The SN74HC240NSR is a high-speed CMOS device used primarily for buffering and driving data lines. Key application areas include:
1. Digital Circuitry: Acts as an interface between components with differing logic levels.
2. Microprocessor Systems: Provides signal buffering and signal inversion.
3. Memory Systems: Supports address and data bus driving.
4. Peripheral Interfaces: Buffers data lines to external peripherals.
5. Signal Processing: Used in applications requiring signal conditioning and isolation.
6. Communication Systems: Enhances signal integrity over longer distances.
Its ability to operate at high speeds with low power consumption makes it suitable for various digital applications.

Package

The SN74HC240NSR is a digital integrated circuit in an SOIC (Small Outline Integrated Circuit) package. It typically features 20 pins and is used for buffer/driver applications with inverting outputs. This package type is suitable for surface mounting on printed circuit boards.

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