SN74HC540PWR

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SN74HC540PWR

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IC BUFFER INVERT 6V 20TSSOP

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT),Bulk
Series 74HC
ProductStatus Active
LogicType Buffer, Inverting
NumberofElements 1
NumberofBitsperElement 8
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-TSSOP (0.173, 4.40mm Width)

Visão Geral

Description

The SN74HC540PWR is an integrated circuit part of the 74HC series, designed by Texas Instruments. It is an octal buffer/driver with 3-state outputs, meaning it can drive high, low, or high-impedance states. The device is designed for use in high-speed memory address drivers, clock drivers, and bus-oriented receivers and transmitters.
Key features of the SN74HC540PWR include:
1. High-Speed Performance: It operates within a wide voltage range of 2V to 6V, suitable for various digital applications.
2. Current Capability: It can sink up to 6mA, facilitating robust signal driving capabilities.
3. 3-State Outputs: This feature allows multiple devices to connect to a common bus without interference, enabling better system integration.
4. Low Power Consumption: The CMOS technology ensures minimal power usage, making it ideal for energy-efficient applications.
5. Noise Immunity: With Schmitt-trigger action inputs, it provides superior noise margins, enhancing reliability in noisy environments.
Typical applications include digital signal processing, microcontroller interfaces, and memory address driving.

Equivalent

The SN74HC540PWR is an octal buffer/driver with 3-state outputs. Equivalent products include the 74HCT540 by Nexperia, 74HC540 by ON Semiconductor, and CD74HC540 by Texas Instruments. It is crucial to ensure compatibility in terms of voltage levels, pin configuration, and timing characteristics when selecting an equivalent. Always verify with datasheets to ensure suitability for your application.

Features

The SN74HC540PWR is an octal buffer/driver with 3-state outputs. It features high-speed CMOS technology and low power consumption. The device functions as an inverting buffer/driver, providing high drive capability and maintaining high-speed data transfer rates. Some key features include:
1. 3-State Outputs: Can be used for bus-oriented applications.
2. Wide Operating Voltage Range: Works from 2V to 6V.
3. High Output Drive Capability: Can drive up to 15 LSTTL loads.
4. Low Power Consumption: With typical quiescent current of 20 µA.
5. High Noise Immunity: Provides robust operation in noisy environments.
6. Inverting Logic: The outputs invert the input signals.
7. Latch-Up Performance: Meets 100 mA (minimum) per JESD 78, Class II.
8. Temperature Range: Operates from -40°C to 85°C, suitable for commercial and industrial applications.
These features make the SN74HC540PWR suitable for a variety of applications, including memory address drivers, clock drivers, and bus-oriented receivers and transmitters.

Pinout

The SN74HC540PWR is a part of the 74HC series of high-speed CMOS logic integrated circuits. It is an octal buffer/driver with inverting outputs. This means it has eight independent buffer/driver channels, each of which inverts the input signal.
The device is packaged in a 20-pin TSSOP (Thin Shrink Small Outline Package), which is denoted by the "PWR" in its part number. The pin count is therefore 20.
The main function of the SN74HC540PWR is to serve as an octal inverting buffer/driver. This makes it suitable for interfacing between different logic levels or for driving bus lines or other loads. It is designed to have high drive capability and can be used in a variety of applications requiring inverted logic signal outputs. The device features high-speed operation due to its CMOS technology and operates over a wide voltage range.

Manufacturer

The SN74HC540PWR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a range of electronic components. The company is known for its analog and embedded processing products, which are used in a variety of applications including industrial, automotive, personal electronics, and communications equipment. TI is a leader in the semiconductor industry, focusing on innovation and high-performance technologies.

Application

The SN74HC540PWR is an octal buffer/driver with 3-state outputs, commonly used in digital circuit applications. It is often employed for bus interfacing, data buffering, and driving capacitive loads. Key applications include memory addressing, data transmission between microcontrollers and peripherals, and interfacing between logic devices and external components. It is suitable for systems where signal inversion and high drive capability are needed. Additionally, it is useful in reducing signal reflections in long bus lines, improving overall signal integrity in digital systems.

Package

The SN74HC540PWR is a part of the Texas Instruments SN74HC series and comes in a TSSOP (Thin Shrink Small Outline Package) with 20 pins. The "PWR" in the part number indicates that it's a TSSOP package.

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