Encyclopedia Entry: 74ACT715RSC

Product Overview

Category

The 74ACT715RSC belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in electronic devices for signal conditioning and level shifting applications.

Characteristics

• The 74ACT715RSC is a high-speed, octal non-inverting bus transceiver.
• It operates on a supply voltage range of 4.5V to 5.5V.
• This IC features 3-state outputs, allowing multiple devices to share a common bus.
• It offers low power consumption and high noise immunity.

Package

The 74ACT715RSC is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of the 74ACT715RSC lies in its ability to provide bidirectional communication between two buses with different voltage levels.

Packaging/Quantity

This IC is typically sold in reels or tubes, containing a quantity of 250 units per package.

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Logic Family: ACT
• Number of Channels: 8
• Input/Output Type: Non-Inverting
• Output Current: ±24mA
• Propagation Delay: 6ns (max)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74ACT715RSC has a total of 20 pins, which are assigned as follows:

1. OE (Output Enable) 1
2. A0 (Input/Output) 1
3. B0 (Input/Output) 1
4. GND (Ground)
5. B1 (Input/Output) 1
6. A1 (Input/Output) 1
7. VCC (Supply Voltage)
8. OE (Output Enable) 2
9. A2 (Input/Output) 1
10. B2 (Input/Output) 1
11. B3 (Input/Output) 1
12. A3 (Input/Output) 1
13. GND (Ground)
14. A4 (Input/Output) 1
15. B4 (Input/Output) 1
16. VCC (Supply Voltage)
17. B5 (Input/Output) 1
18. A5 (Input/Output) 1
19. OE (Output Enable) 3
20. A6 (Input/Output) 1

Functional Features

• Bidirectional data transfer between two buses with different voltage levels.
• Non-inverting logic ensures the same polarity of signals on both sides.
• Output enable pins allow for tri-state operation, enabling multiple devices to share a common bus.

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient data transfer.
• Low power consumption contributes to energy efficiency.
• Wide operating temperature range allows for versatile applications.
• Noise immunity ensures reliable signal transmission.

Disadvantages

• Limited number of channels may restrict certain applications requiring more connections.
• The SOIC package may not be suitable for all circuit board layouts.

Working Principles

The 74ACT715RSC operates by receiving input signals from one bus and transmitting them to another bus. It employs non-inverting logic, ensuring that the output signals maintain the same polarity as the input signals. The IC also features output enable pins, which can be used to disable the outputs and put them in a high-impedance state, allowing other devices to drive the bus.

Detailed Application Field Plans

The 74ACT715RSC finds application in various fields, including:

1. Industrial automation: Used for level shifting and signal conditioning in control systems.
2. Automotive electronics: Employed in vehicle communication networks to interface between different voltage domains.
3. Consumer electronics: Integrated into devices requiring bidirectional data transfer, such as gaming consoles and audio equipment.

Detailed and Complete Alternative Models

1. 74ACT715SC: Similar to the 74ACT715RSC but available in a standard IC package.
2. 74HCT715RSC: A compatible alternative with lower power consumption but slower speed.
3. 74LVTH715RSC: Offers similar functionality with reduced voltage swing and lower power dissipation.

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