SN74ACT240PWR

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SN74ACT240PWR

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IC BUFFER INVERT 5.5V 20TSSOP

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT)
Series 74ACT
ProductStatus Active
LogicType Buffer, Inverting
NumberofElements 2
NumberofBitsperElement 4
OutputType 3-State
Current-OutputHighLow 24mA, 24mA
Voltage-Supply 4.5V ~ 5.5V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 20-TSSOP (0.173, 4.40mm Width)

Visão Geral

Description

The SN74ACT240PWR is an octal buffer/driver with 3-state outputs, designed by Texas Instruments. It primarily functions to improve signal integrity by buffering signals and providing output driving capability. The device is part of the Advanced CMOS Technology (ACT) family, known for its high-speed performance and low power consumption.
Key features include eight independent buffers, specifically organized into two groups with separate enable lines, allowing for flexible control of data flow. The 3-state outputs can be set to high, low, or high-impedance states, which makes it suitable for bus-oriented systems where multiple devices may share the same data lines.
The SN74ACT240PWR operates within a voltage range of 4.5V to 5.5V and supports a wide range of applications, including memory address driving and data distribution. It comes in a TSSOP (Thin Shrink Small Outline Package) with 20 pins, designed for high-density mounting. Its robustness and versatility make it a popular choice in digital systems requiring reliable data buffering.

Equivalent

The SN74ACT240PWR is an octal buffer/driver with 3-state outputs. Equivalent or similar products include:
1. 74HC240
2. 74HCT240
3. 74ALS240
4. 74F240
5. 74LS240
These alternatives may have differences in speed, power consumption, or voltage levels, so it's essential to verify compatibility with your specific application requirements.

Features

The SN74ACT240PWR is an octal buffer/driver with 3-state outputs, designed for driving capacitive or low-impedance loads. It features two banks of four buffers, which makes it particularly suitable for applications requiring high drive capability. Key features include:
1. High-Speed Performance: Operates over a wide power supply range while maintaining high speed.
2. 3-State Outputs: Provides a high-impedance state for the outputs to facilitate bus interfacing or multiplexed applications.
3. Input and Output Characteristics: Compatible with both TTL and CMOS levels, ensuring versatility in a mixed-signal environment.
4. Current Drive Capability: Offers improved drive compared to standard buffers, supporting up to 24 mA at 5V.
5. Power Supply Range: Typically operates at 4.5V to 5.5V.
6. Enable/Disable Function: Each bank of four buffers can be individually controlled, enabling selective driving of outputs.
7. Low Power Consumption: Designed for minimal power usage, which is critical in battery-powered applications.
8. Temperature Range: Operates over an extended temperature range, making it suitable for industrial applications.
These features make the SN74ACT240PWR ideal for applications requiring robust signal buffering and driving capabilities.

Pinout

The SN74ACT240PWR is an octal buffer/driver with 3-state outputs, produced by Texas Instruments. It is specifically designed to improve the performance and density of 3-state memory address drivers, clock drivers, and bus-oriented receivers and transmitters.
This device is part of the 74ACT series and comes in a 20-pin package. The pin configuration is as follows:
- Pins 1 & 19: Output Enable (1OE\ and 2OE\)
- Pins 2-9: Data Inputs/Outputs for the first group (1A1 to 1A4 and 1Y1 to 1Y4)
- Pin 10: Ground (GND)
- Pins 11-18: Data Inputs/Outputs for the second group (2A1 to 2A4 and 2Y1 to 2Y4)
- Pin 20: Supply Voltage (VCC)
The device features two groups of four buffers/drivers with separate output enable pins for each group. When output enable is low, the buffer/driver is enabled, allowing data to pass through. When output enable is high, the outputs are in the high-impedance state.
This configuration makes the SN74ACT240PWR useful for bus interface applications, where multiple devices may need to share the same bus lines without conflict.

Manufacturer

The SN74ACT240PWR is manufactured by Texas Instruments. Texas Instruments, commonly known as TI, is an American technology company headquartered in Dallas, Texas. It is one of the largest semiconductor companies in the world, known for designing and manufacturing a wide array of semiconductor products including analog and embedded processing chips. These products serve various applications across different industries such as automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is particularly well-regarded for its innovation in the semiconductor industry and its extensive portfolio of integrated circuits that cater to both commercial and consumer markets.

Application

The SN74ACT240PWR is an octal buffer/driver with 3-state outputs, commonly used in digital electronics. Its application areas include:
1. Signal Isolation: Acts as an interface between different logic levels or subsystems, providing signal buffering and isolation.
2. Bus Driving: Drives data on system buses, ideal for applications requiring high-speed data transmission.
3. Memory Addressing: Used in memory systems for address decoding and data management.
4. Peripheral Interfacing: Connects microcontrollers or processors to various peripherals, ensuring signal integrity.
5. Data Multiplexing: Facilitates data routing in complex circuit designs.
Its robust design and high-speed CMOS technology make it suitable for various electronics and communication systems.

Package

The SN74ACT240PWR is a part of Texas Instruments' logic IC product line, specifically an octal buffer/driver with 3-state outputs. It comes in a TSSOP (Thin Shrink Small Outline Package) package type. The "PWR" in its name indicates that it is a PowerPAD™ variant, providing enhanced thermal performance.

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