SN74AHCT574DBRG4

Product Overview

• Category: Integrated Circuit
• Use: Flip-Flop / Latch
• Characteristics: High-Speed, Low-Power, Octal D-Type Flip-Flop with 3-State Outputs
• Package: 20-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: This integrated circuit is designed to store and transfer data in digital systems. It consists of eight D-type flip-flops with 3-state outputs.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• High-Level Input Voltage: 2V
• Low-Level Input Voltage: 0.8V
• High-Level Output Voltage: 4.4V
• Low-Level Output Voltage: 0.1V
• Maximum Operating Frequency: 100MHz
• Propagation Delay Time: 9ns
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74AHCT574DBRG4 has a total of 20 pins. The pin configuration is as follows:

1. GND (Ground)
2. D0 (Data Input 0)
3. D1 (Data Input 1)
4. D2 (Data Input 2)
5. D3 (Data Input 3)
6. D4 (Data Input 4)
7. D5 (Data Input 5)
8. D6 (Data Input 6)
9. D7 (Data Input 7)
10. OE (Output Enable)
11. CP (Clock Pulse)
12. MR (Master Reset)
13. Q0 (Flip-Flop Output 0)
14. Q1 (Flip-Flop Output 1)
15. Q2 (Flip-Flop Output 2)
16. Q3 (Flip-Flop Output 3)
17. Q4 (Flip-Flop Output 4)
18. Q5 (Flip-Flop Output 5)
19. Q6 (Flip-Flop Output 6)
20. VCC (Supply Voltage)

Functional Features

• Octal D-Type Flip-Flop: The SN74AHCT574DBRG4 consists of eight individual D-type flip-flops, allowing it to store and transfer data on each flip-flop independently.
• 3-State Outputs: The outputs of the flip-flops can be put into a high-impedance state using the output enable (OE) pin, allowing multiple devices to share a common bus without interfering with each other.

Advantages and Disadvantages

Advantages: - High-Speed Operation: The SN74AHCT574DBRG4 operates at a maximum frequency of 100MHz, making it suitable for high-speed digital systems. - Low Power Consumption: This integrated circuit is designed to consume low power, making it energy-efficient. - 3-State Outputs: The 3-state outputs allow for efficient bus sharing in multi-device systems.

Disadvantages: - Limited Voltage Range: The supply voltage range of 4.5V to 5.5V may limit its compatibility with certain systems that operate outside this range. - Propagation Delay: The propagation delay time of 9ns may introduce a slight delay in data transfer.

Working Principles

The SN74AHCT574DBRG4 operates based on the principles of D-type flip-flops. Each flip-flop stores a single bit of data and transfers it to the output when triggered by a clock pulse. The output enable (OE) pin allows the outputs to be put into a high-impedance state, effectively disconnecting them from the bus.

Detailed Application Field Plans

The SN74AHCT574DBRG4 is commonly used in various digital systems, including but not limited to: - Microcontrollers - Data storage systems - Communication devices - Industrial automation equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the SN74AHCT574DBRG4 are: - 74HC574: This is a similar octal D-type flip-flop with 3-state outputs, but operates at a different voltage range. - CD4013: This is a dual D-type flip-flop with 3-state outputs, suitable for applications requiring fewer flip-flops.

Note: The above list is not exhaustive, and there are several other alternative models available in the market.

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