CD74ACT540M96G4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: High-speed, Octal Buffer/Line Driver
• Package: SOIC-20
• Essence: This IC is designed to shift logic levels from one voltage domain to another, making it suitable for interfacing between devices operating at different voltage levels.
• Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

• Supply Voltage: 2V to 6V
• Logic Family: ACT
• Number of Channels: 8
• Input/Output Compatibility: TTL/CMOS
• Propagation Delay: 5.5 ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The CD74ACT540M96G4 has a total of 20 pins arranged as follows:

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. VCC (Positive Supply Voltage)
11. OE (Output Enable)
12. Y5 (Output Y5)
13. A5 (Input A5)
14. Y6 (Output Y6)
15. A6 (Input A6)
16. Y7 (Output Y7)
17. A7 (Input A7)
18. Y8 (Output Y8)
19. GND (Ground)
20. VCC (Positive Supply Voltage)

Functional Features

• High-speed operation allows for efficient data transfer between different voltage domains.
• Octal buffer/line driver configuration provides multiple channels for interfacing purposes.
• Compatible with both TTL and CMOS logic levels, ensuring versatility in various applications.
• Output enable (OE) pin allows for easy control of the output state.

Advantages and Disadvantages

Advantages: - Fast propagation delay ensures quick response time. - Wide supply voltage range allows for compatibility with a variety of systems. - Multiple channels provide flexibility in connecting different devices. - Output enable pin simplifies control of the output state.

Disadvantages: - Limited to 8 channels, which may not be sufficient for certain complex applications. - May require additional components for level shifting in some scenarios.

Working Principles

The CD74ACT540M96G4 operates by receiving input signals from one voltage domain and shifting them to another voltage domain. It utilizes a combination of internal circuitry and transistors to achieve this level shifting functionality. The inputs are buffered and amplified before being transferred to the output pins. The output enable pin allows for easy control of the output state, enabling or disabling the transmission of signals.

Detailed Application Field Plans

The CD74ACT540M96G4 is commonly used in various applications where logic level shifting is required. Some of the typical application fields include:

1. Microcontroller interfacing with different peripheral devices operating at different voltage levels.
2. Communication systems involving multiple devices with varying logic voltage requirements.
3. Industrial automation systems requiring signal translation between different voltage domains.
4. Data acquisition systems that interface with sensors and actuators operating at different logic levels.
5. Embedded systems design where compatibility between different voltage domains is essential.

Detailed and Complete Alternative Models

1. SN74ACT540: Similar octal buffer/line driver IC from Texas Instruments.
2. MC74ACT540: Octal buffer/line driver IC from ON Semiconductor.
3. CD74ACT541: Octal buffer/line driver with tri-state outputs, providing additional control options.

These alternative models offer similar functionality and can be considered as substitutes for the CD74ACT540M96G4 depending on specific requirements and availability.

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