SN74HCT244NSR

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SN74HCT244NSR

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IC BUFFER NON-INVERT 5.5V 20SO

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Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
Series 74HCT
ProductStatus Active
LogicType Buffer, Non-Inverting
NumberofElements 2
NumberofBitsperElement 4
OutputType 3-State
Current-OutputHighLow 6mA, 6mA
Voltage-Supply 4.5V ~ 5.5V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 20-SOIC (0.209, 5.30mm Width)

Übersicht

Description

The SN74HCT244NSR is an integrated circuit designed by Texas Instruments. It is a non-inverting octal buffer/driver with three-state outputs, commonly used in digital circuits to improve signal integrity and drive capability. This IC belongs to the 74HCT series, which is characterized by high-speed CMOS technology with TTL-compatible inputs, making it suitable for interfacing with both TTL and CMOS logic levels.
Key features of the SN74HCT244NSR include:
- Eight buffer/driver circuits with separate output-enable inputs, allowing for flexible control of data flow.
- Three-state outputs, which enable multiple outputs to connect to a common bus without contention.
- High noise immunity and low power consumption, typical of CMOS technology.
- Operating voltage range of 4.5V to 5.5V, making it compatible with standard 5V systems.
The SN74HCT244NSR is housed in a small-outline package, making it suitable for applications with space constraints, such as computing, telecommunications, and consumer electronics. Its ability to handle high-speed data transmission makes it ideal for buffering and driving data buses.

Equivalent

The SN74HCT244NSR is a non-inverting buffer/driver with 3-state outputs. Equivalent products include:
1. 74HC244
2. 74ACT244
3. CD74HCT244
4. MC74HCT244A
5. TC74HCT244A
These chips typically share similar functionality and pin configurations, so always verify electrical specifications and package compatibility with your circuit requirements.

Features

The SN74HCT244NSR is a high-speed CMOS device featuring octal buffers/drivers with 3-state outputs. Its key features include:
1. Logic Family: HCT (High-Speed CMOS with TTL-compatible inputs).
2. Operating Voltage: 4.5V to 5.5V, making it suitable for 5V systems.
3. Input Compatibility: TTL-compatible input thresholds.
4. Low Power Consumption: Typical power consumption is low due to CMOS technology.
5. High-Speed Operation: Designed to operate at high speeds, making it suitable for a variety of applications.
6. 3-State Outputs: Allows multiple outputs to connect to a common bus without interference.
7. Output Drive: Can source or sink up to 6mA, suitable for driving standard TTL loads.
8. Temperature Range: Operates over a wide temperature range, typically from -40°C to 85°C.
9. Packaging: Available in a variety of surface-mount packages, such as the SOIC (Small Outline Integrated Circuit) package.
10. Applications: Commonly used in buffer/driver roles where isolation and bus driving capability are needed.
This makes the SN74HCT244NSR versatile for digital circuit applications requiring buffering and level shifting.

Pinout

The SN74HCT244NSR is a 20-pin device. It is an octal buffer/driver with 3-state outputs, designed to improve the performance and density of 3-state memory address drivers, clock drivers, and bus-oriented receivers and transmitters. It features two sets of four buffers (or drivers) with separate control inputs, allowing it to control the flow of data. The device's function is primarily to buffer data and drive it onto a bus, with high fan-out capability. It is often used to isolate different parts of a digital circuit, prevent data corruption, and ensure signal integrity.

Manufacturer

The SN74HCT244NSR is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is one of the largest semiconductor companies in the world and specializes in products that are used in a wide array of electronics applications, including automotive, industrial, personal electronics, and communications equipment. TI is renowned for its analog chips and embedded processors, among other semiconductor products. The company is headquartered in Dallas, Texas, and has operations worldwide, making it a significant player in the global electronics and semiconductor industry.

Application

The SN74HCT244NSR is a high-speed CMOS octal buffer/line driver with 3-state outputs. Its primary application areas include digital circuit interfacing, signal buffering, and data bus driving in microcontrollers, microprocessors, and memory systems. It is commonly used in systems requiring signal integrity and noise reduction over long distances or multiple connections. Additionally, it's suitable for level shifting between logic levels, such as interfacing 3.3V systems to 5V systems. The device is also used in applications requiring bus control and isolation, enhancing signal quality in complex digital systems like computers, communication devices, and industrial controls.

Package

The SN74HCT244NSR is a logic buffer/driver IC from Texas Instruments, typically available in the SOIC-20 (Small Outline Integrated Circuit) package type. This package is a surface-mount option with 20 pins, designed for easy integration into electronic circuit boards.

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