SN74ACT244IDWREP

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: High-speed, low-power, non-inverting, 3-state output
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Logic gate with eight buffer/drivers
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 6ns (typical)
• Output Current: ±24mA
• Input Capacitance: 4pF
• Output Capacitance: 8pF

Detailed Pin Configuration

The SN74ACT244IDWREP has a 20-pin SOIC package with the following pin configuration:

1. GND (Ground)
2. A1 (Input A1)
3. Y1 (Output Y1)
4. A2 (Input A2)
5. Y2 (Output Y2)
6. A3 (Input A3)
7. Y3 (Output Y3)
8. A4 (Input A4)
9. Y4 (Output Y4)
10. GND (Ground)
11. Y5 (Output Y5)
12. A5 (Input A5)
13. Y6 (Output Y6)
14. A6 (Input A6)
15. Y7 (Output Y7)
16. A7 (Input A7)
17. Y8 (Output Y8)
18. OE (Output Enable)
19. VCC (Supply Voltage)
20. GND (Ground)

Functional Features

• Non-inverting buffer/driver with 3-state outputs
• High-speed operation suitable for various applications
• Low power consumption
• Wide supply voltage range for compatibility
• 3-state outputs allow multiple devices to share a common bus

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer - Low power consumption reduces energy usage - Wide supply voltage range allows for versatile applications - 3-state outputs facilitate bus sharing in complex systems

Disadvantages: - Limited output current may not be suitable for high-power applications - Input and output capacitance can affect signal integrity in certain scenarios

Working Principles

The SN74ACT244IDWREP is a non-inverting buffer/driver IC that amplifies and buffers digital signals. It operates by receiving input signals on the A1-A7 pins and providing amplified outputs on the Y1-Y8 pins. The OE (Output Enable) pin controls the 3-state outputs, allowing the device to be enabled or disabled.

When the OE pin is low, the outputs are active and reflect the input signals. When the OE pin is high, the outputs enter a high-impedance state, effectively disconnecting them from the circuit. This feature enables multiple devices to share a common bus without interfering with each other.

Detailed Application Field Plans

The SN74ACT244IDWREP is commonly used in various applications, including:

1. Data communication systems
2. Microprocessor-based systems
3. Memory interfaces
4. Industrial automation
5. Automotive electronics
6. Consumer electronics

In data communication systems, this IC helps amplify and buffer signals between different components, ensuring reliable data transmission. In microprocessor-based systems, it facilitates interfacing between the microprocessor and peripheral devices. Memory interfaces benefit from its ability to drive signals across memory modules efficiently.

Industrial automation relies on the SN74ACT244IDWREP for signal amplification and buffering in control systems. Automotive electronics utilize this IC for various applications, such as sensor interfacing and signal conditioning. In consumer electronics, it finds use in audio/video equipment, gaming consoles, and other digital devices.

Detailed and Complete Alternative Models

1. SN74ACT240: Octal buffer/line driver with inverting outputs
2. SN74ACT541: Octal buffer/line driver with 3-state outputs
3. SN74ACT573: Octal transparent latch with 3-state outputs
4. SN74ACT125: Quad buffer/line driver with 3-state outputs
5. SN74ACT14: Hex Schmitt-trigger inverter

These alternative models offer similar functionality to the SN74ACT244IDWREP but may have different pin configurations, package types, or additional features. It is important to consider specific requirements and compatibility when selecting an alternative model.

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