Encyclopedia Entry: 74ACT574TTR
Product Overview
Category
The 74ACT574TTR belongs to the category of integrated circuits (ICs) and specifically falls under the group of flip-flops.
Use
This IC is commonly used in digital electronics for storing and transferring data. It serves as an octal D-type flip-flop with a transparent latch.
Characteristics
- Octal D-type flip-flop with transparent latch
- High-speed operation
- Low power consumption
- Wide operating voltage range
- Compatible with TTL input/output levels
Package
The 74ACT574TTR is available in a small-outline transistor (SOT) package, which ensures compactness and ease of integration into electronic circuits.
Essence
The essence of the 74ACT574TTR lies in its ability to store and transfer data efficiently within digital systems. Its transparent latch feature allows for real-time updates of the output based on changes in the input.
Packaging/Quantity
This IC is typically supplied in reels or tubes, with each reel containing a specific quantity of units. The exact packaging and quantity may vary depending on the supplier.
Specifications
- Supply Voltage Range: 4.5V to 5.5V
- Input Voltage Range: 0V to VCC
- Output Voltage Range: 0V to VCC
- Operating Temperature Range: -40°C to +85°C
- Maximum Clock Frequency: 100MHz
- Number of Flip-Flops: 8
Detailed Pin Configuration
The 74ACT574TTR has a total of 20 pins, each serving a specific function. Here is a detailed pin configuration:
- GND (Ground)
- D0 (Data Input 0)
- D1 (Data Input 1)
- D2 (Data Input 2)
- D3 (Data Input 3)
- D4 (Data Input 4)
- D5 (Data Input 5)
- D6 (Data Input 6)
- D7 (Data Input 7)
- OE (Output Enable)
- CP (Clock Pulse)
- Q0 (Flip-Flop Output 0)
- Q1 (Flip-Flop Output 1)
- Q2 (Flip-Flop Output 2)
- Q3 (Flip-Flop Output 3)
- Q4 (Flip-Flop Output 4)
- Q5 (Flip-Flop Output 5)
- Q6 (Flip-Flop Output 6)
- Q7 (Flip-Flop Output 7)
- VCC (Supply Voltage)
Functional Features
The 74ACT574TTR offers the following functional features:
- Octal D-type flip-flop with transparent latch: Allows for real-time updates of the output based on changes in the input.
- Output Enable (OE) pin: Enables or disables the outputs, providing control over data transfer.
- Clock Pulse (CP) pin: Triggers the flip-flop to capture and store the input data.
Advantages and Disadvantages
Advantages
- High-speed operation: Suitable for applications requiring fast data transfer.
- Low power consumption: Helps conserve energy in electronic systems.
- Wide operating voltage range: Provides flexibility in various voltage environments.
- Compatibility with TTL input/output levels: Allows for seamless integration with existing TTL-based circuits.
Disadvantages
- Limited number of flip-flops: The 74ACT574TTR only supports up to 8 flip-flops, which may be insufficient for certain complex applications.
- Temperature limitations: The operating temperature range is limited to -40°C to +85°C, which may restrict its use in extreme temperature conditions.
Working Principles
The 74ACT574TTR operates based on the principles of flip-flops and transparent latches. When the clock pulse (CP) is triggered, the input data is captured and stored in the flip-flops. The transparent latch feature allows the output to be updated in real-time, reflecting any changes in the input data. The output enable (OE) pin controls the activation or deactivation of the outputs, facilitating data transfer.
Detailed Application Field Plans
The 74ACT574TTR finds applications in various digital systems where data storage and transfer are crucial. Some specific application field plans include:
- Microcontrollers: Used for storing and transferring data between microcontrollers and peripheral devices.
- Communication Systems: Facilitates data transmission and reception in communication systems, such as routers and modems.
- Memory Modules: Enables efficient data storage and retrieval in memory modules, including RAM and ROM.
- Data Processing Units: Supports data handling and manipulation in central processing units (CPUs) and digital signal processors (DSPs).
- Industrial Automation: Utilized in control systems for storing and transferring
Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af 74ACT574TTR i tekniske løsninger
Sure! Here are 10 common questions and answers related to the application of 74ACT574TTR in technical solutions:
Q: What is the 74ACT574TTR? A: The 74ACT574TTR is a type of octal D-type flip-flop with tri-state outputs. It is commonly used in digital circuits for data storage and transfer.
Q: What is the maximum operating voltage for the 74ACT574TTR? A: The maximum operating voltage for the 74ACT574TTR is typically 5.5V.
Q: How many flip-flops are there in the 74ACT574TTR? A: The 74ACT574TTR consists of 8 individual D-type flip-flops.
Q: What is the purpose of the tri-state outputs in the 74ACT574TTR? A: The tri-state outputs allow multiple devices to be connected together without causing conflicts or bus contention.
Q: Can the 74ACT574TTR be used for both synchronous and asynchronous applications? A: Yes, the 74ACT574TTR can be used for both synchronous and asynchronous applications depending on the circuit design.
Q: What is the typical propagation delay of the 74ACT574TTR? A: The typical propagation delay of the 74ACT574TTR is around 5 nanoseconds.
Q: Is the 74ACT574TTR compatible with TTL logic levels? A: Yes, the 74ACT574TTR is designed to be compatible with TTL logic levels, making it suitable for interfacing with TTL devices.
Q: Can the 74ACT574TTR be cascaded to increase the number of flip-flops? A: Yes, multiple 74ACT574TTR devices can be cascaded together to increase the number of flip-flops in a circuit.
Q: What is the power supply current consumption of the 74ACT574TTR? A: The power supply current consumption of the 74ACT574TTR is typically around 20 milliamperes.
Q: Are there any specific precautions to consider when using the 74ACT574TTR? A: It is important to ensure that the power supply voltage does not exceed the maximum specified value and to follow proper decoupling and grounding techniques to minimize noise and interference in the circuit.