SN74AC574DWRE4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-speed, low-power, octal D-type transparent latch
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: A latch that can store and transfer data in digital systems
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Logic Family: AC
• Number of Bits: 8
• Input Voltage Range: 2V to 6V
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to 85°C
• Propagation Delay Time: 5.8ns (typical)
• Supply Current: 4.5mA (max)

Detailed Pin Configuration

The SN74AC574DWRE4 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 (Output 0)
14. Q1 (Output 1)
15. Q2 (Output 2)
16. Q3 (Output 3)
17. Q4 (Output 4)
18. Q5 (Output 5)
19. Q6 (Output 6)
20. VCC (Power Supply)

Functional Features

• Octal D-type transparent latch with 3-state outputs
• High-speed operation, suitable for high-frequency applications
• Low power consumption, ideal for battery-powered devices
• Transparent latch allows data to be stored and transferred in real-time
• 3-state outputs provide flexibility in connecting multiple devices

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer - Low power consumption prolongs battery life - 3-state outputs allow for easy connection of multiple devices

Disadvantages: - Limited number of bits (8) may not be sufficient for certain applications - Operating temperature range (-40°C to 85°C) may not be suitable for extreme environments

Working Principles

The SN74AC574DWRE4 is a flip-flop integrated circuit that operates based on the principles of digital logic. It consists of eight D-type transparent latches, which can store and transfer data. The latch is controlled by clock pulses and an output enable signal. When the clock pulse is active, the latch captures the input data and holds it until the next clock pulse. The output enable signal determines whether the stored data is available at the outputs or in a high-impedance state.

Detailed Application Field Plans

The SN74AC574DWRE4 is commonly used in various digital systems where data storage and transfer are required. Some specific application fields include:

1. Microcontrollers: Used to store and transfer data between the microcontroller and external devices.
2. Communication Systems: Enables data buffering and synchronization in communication protocols.
3. Data Acquisition Systems: Stores sampled data for further processing and analysis.
4. Memory Modules: Facilitates data transfer between memory modules and other components.
5. Industrial Automation: Provides real-time data storage and transfer in control systems.

Detailed and Complete Alternative Models

1. SN74HC574N: Similar octal D-type transparent latch with 3-state outputs, operates at a wider voltage range (2V to 6V).
2. CD74HCT574E: Octal D-type transparent latch with 3-state outputs, operates at a higher temperature range (-55°C to 125°C).
3. MC74ACT574DW: Octal D-type transparent latch with 3-state outputs, operates at a lower power supply voltage (2V to 5.5V).

These alternative models offer similar functionality and can be used as substitutes for the SN74AC574DWRE4 in different applications.

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