Encyclopedia Entry: 74ACT374MSA

Product Overview

Category

The 74ACT374MSA belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronics for data storage and transfer applications.

Characteristics

• The 74ACT374MSA is a high-speed octal D-type flip-flop with transparent inputs.
• It operates on a wide voltage range, typically between 2.0V and 6.0V.
• This IC offers low power consumption and high noise immunity.
• It is designed to be compatible with TTL (Transistor-Transistor Logic) and CMOS (Complementary Metal-Oxide-Semiconductor) logic families.

Package

The 74ACT374MSA is available in a small-outline integrated circuit (SOIC) package.

Essence

The essence of the 74ACT374MSA lies in its ability to store and transfer digital data efficiently and reliably.

Packaging/Quantity

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

Specifications

• Supply Voltage Range: 2.0V to 6.0V
• High-Level Input Voltage: 2.0V (minimum), 6.0V (maximum)
• Low-Level Input Voltage: 0.8V (minimum), 1.5V (maximum)
• High-Level Output Voltage: 2.4V (minimum), VCC (maximum)
• Low-Level Output Voltage: 0.4V (maximum)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74ACT374MSA has a total of 20 pins, which are assigned specific functions as follows:

1. Pin 1: Data Input (D0)
2. Pin 2: Data Input (D1)
3. Pin 3: Data Input (D2)
4. Pin 4: Data Input (D3)
5. Pin 5: Data Input (D4)
6. Pin 6: Data Input (D5)
7. Pin 7: Data Input (D6)
8. Pin 8: Data Input (D7)
9. Pin 9: Clock Input (CLK)
10. Pin 10: Output Enable (OE)
11. Pin 11: Clear (CLR)
12. Pin 12: Q0 Output
13. Pin 13: Q1 Output
14. Pin 14: Q2 Output
15. Pin 15: Q3 Output
16. Pin 16: Q4 Output
17. Pin 17: Q5 Output
18. Pin 18: Q6 Output
19. Pin 19: Q7 Output
20. Pin 20: Ground (GND)

Functional Features

• The 74ACT374MSA has transparent inputs, allowing data to be latched into the flip-flop on the rising edge of the clock signal.
• It features an output enable pin that allows the outputs to be tri-stated, effectively disconnecting them from the rest of the circuit.
• The clear input pin can be used to reset the flip-flop and set all outputs to a low state.

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient data transfer.
• Wide voltage range compatibility makes it versatile for various applications.
• Low power consumption helps conserve energy.
• High noise immunity ensures reliable performance in noisy environments.

Disadvantages

• Limited number of outputs (8) may not be sufficient for certain complex applications.
• The small-outline package may require careful handling during assembly.

Working Principles

The 74ACT374MSA operates based on the principles of flip-flops and sequential logic. It stores data at its inputs and transfers it to the outputs upon receiving a clock signal. The transparent inputs allow for real-time data updates, while the output enable and clear pins provide additional control over the outputs.

Detailed Application Field Plans

The 74ACT374MSA finds applications in various digital systems, including but not limited to: - Microprocessors and microcontrollers - Data storage devices - Communication systems - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74ACT374MSA include: - 74HC374: A CMOS-based octal D-type flip-flop with similar characteristics. - SN74LS374: A TTL-based octal D-type flip-flop with comparable features. - CD4013: A dual D-type flip-flop IC suitable for certain applications.

These alternative models can be considered based on specific project requirements and compatibility with existing circuitry.

In conclusion, the 74ACT374MSA is a versatile and efficient integrated circuit used for data storage and transfer applications. Its high