DM74AS574N

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-speed, TTL Logic
• Package: DIP (Dual In-line Package)
• Essence: Sequential Logic Device
• Packaging/Quantity: Tube packaging, 25 pieces per tube

Specifications

• Logic Family: AS
• Logic Type: D-Type Flip-Flop
• Number of Elements: 8
• Number of Bits per Element: 1
• Propagation Delay Time: 9 ns
• Operating Voltage Range: 4.75V to 5.25V
• Operating Temperature Range: -55°C to +125°C

Detailed Pin Configuration

The DM74AS574N has a total of 20 pins, which are arranged 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: Master Reset (MR)
11. Pin 11: Output Enable (OE)
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 DM74AS574N is an octal D-type flip-flop with a common clock and master reset.
• It operates on TTL logic levels, providing high-speed performance.
• The device has a built-in output enable control, allowing the outputs to be disabled when desired.
• It features edge-triggered data inputs, ensuring reliable and synchronized data storage.

Advantages and Disadvantages

Advantages: - High-speed operation suitable for time-critical applications. - Versatile functionality with multiple data inputs and outputs. - Built-in output enable control enhances flexibility in system design.

Disadvantages: - Limited voltage range of operation. - Requires careful consideration of power supply stability due to its high-speed nature.

Working Principles

The DM74AS574N functions as a sequential logic device, specifically a D-type flip-flop. It stores and transfers data based on clock signals. When the clock input receives a rising or falling edge, the data present at the D-inputs is transferred to the corresponding Q-outputs. The master reset input allows all flip-flops to be asynchronously reset to a known state. The output enable input enables or disables the outputs, providing control over the data flow.

Detailed Application Field Plans

The DM74AS574N can be utilized in various applications, including:

1. Data storage and transfer systems
2. Register banks
3. Address decoding circuits
4. State machine designs
5. Control units in microprocessors

Its high-speed operation and versatile functionality make it suitable for applications that require reliable and synchronized data handling.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the DM74AS574N include:

1. SN74LS574: Low-power Schottky version with comparable specifications.
2. CD4013: CMOS version with similar pin configuration and functionality.
3. 74HC574: High-speed CMOS version with improved voltage range.

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

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