Encyclopedia Entry: 74ACT573TTR
Product Overview
Category
The 74ACT573TTR belongs to the category of integrated circuits (ICs) and specifically falls under the group of octal transparent latch ICs.
Use
This IC is commonly used in digital electronics for storing and transferring data. It acts as a latch, allowing data to be temporarily stored and then transferred to other components within a circuit.
Characteristics
- Octal transparent latch with 3-state outputs
- High-speed operation
- Low power consumption
- Wide operating voltage range
- Compatible with TTL input/output levels
- Output can drive up to 15 TTL loads
Package
The 74ACT573TTR is available in a small-outline transistor (SOT) package. This package provides compactness and ease of integration into various electronic systems.
Essence
The essence of the 74ACT573TTR lies in its ability to store and transfer data efficiently within digital circuits. It offers high-speed operation and compatibility with TTL levels, making it suitable for a wide range of applications.
Packaging/Quantity
The 74ACT573TTR is typically packaged in reels or tubes, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the manufacturer and 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 Latches: 8
- Output Type: 3-state
Detailed Pin Configuration
The 74ACT573TTR has a total of 20 pins, each serving a specific function within the IC. The pin configuration is as follows:
- 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)
- GND (Ground)
- OE (Output Enable)
- LE (Latch Enable)
- Q0 (Output 0)
- Q1 (Output 1)
- Q2 (Output 2)
- Q3 (Output 3)
- Q4 (Output 4)
- Q5 (Output 5)
- Q6 (Output 6)
- Q7 (Output 7)
- VCC (Supply Voltage)
Functional Features
The 74ACT573TTR offers the following functional features:
- Transparent latch operation: Allows data to be latched and stored while the latch enable (LE) signal is high.
- 3-state outputs: The outputs can be put into a high-impedance state using the output enable (OE) signal, allowing multiple devices to share a common bus.
- Compatibility with TTL levels: The IC can interface with other TTL-compatible devices, ensuring seamless integration within digital circuits.
Advantages and Disadvantages
Advantages
- High-speed operation enables efficient data transfer.
- Low power consumption helps conserve energy in electronic systems.
- Wide operating voltage range allows for flexibility in various applications.
- Compatibility with TTL input/output levels simplifies integration with existing circuits.
- Output capability to drive up to 15 TTL loads ensures reliable signal transmission.
Disadvantages
- Limited number of latches (8) may restrict certain applications requiring a higher number of storage elements.
- Sensitive to electrostatic discharge (ESD), requiring proper handling and precautions during assembly and usage.
Working Principles
The 74ACT573TTR operates based on the principle of transparent latching. When the latch enable (LE) signal is high, the data inputs (D0-D7) are transferred to the corresponding outputs (Q0-Q7). The output enable (OE) signal can be used to put the outputs into a high-impedance state, allowing other devices to drive the bus.
Detailed Application Field Plans
The 74ACT573TTR finds applications in various digital systems, including but not limited to:
- Microprocessors and microcontrollers
- Data storage systems
- Communication equipment
- Industrial automation
- Automotive electronics
- Consumer electronics
Its ability to store and transfer data efficiently makes it suitable for applications where real-time data processing and communication are essential.
Detailed and Complete Alternative Models
There are several alternative models available that offer similar functionality to the 74ACT573TTR. Some notable alternatives include:
- 74HC573: A CMOS-based octal
技術ソリューションにおける 74ACT573TTR の適用に関連する 10 件の一般的な質問と回答をリストします。
Sure! Here are 10 common questions and answers related to the application of 74ACT573TTR in technical solutions:
Q: What is the 74ACT573TTR? A: The 74ACT573TTR is a octal transparent latch with 3-state outputs, commonly used in digital systems for data storage and transfer.
Q: What is the maximum operating voltage for the 74ACT573TTR? A: The maximum operating voltage for the 74ACT573TTR is typically 5.5V.
Q: How many latch inputs does the 74ACT573TTR have? A: The 74ACT573TTR has 8 latch inputs, allowing it to store 8 bits of data.
Q: Can the 74ACT573TTR be used for bidirectional data transfer? A: No, the 74ACT573TTR is unidirectional and can only transfer data from its inputs to its outputs.
Q: What is the purpose of the 3-state outputs on the 74ACT573TTR? A: The 3-state outputs allow multiple devices to share a common bus without interfering with each other's signals.
Q: What is the typical propagation delay of the 74ACT573TTR? A: The typical propagation delay of the 74ACT573TTR is around 5 nanoseconds.
Q: Can the 74ACT573TTR operate at high frequencies? A: Yes, the 74ACT573TTR is designed to operate at high frequencies, making it suitable for applications requiring fast data transfer.
Q: Does the 74ACT573TTR have any built-in protection features? A: Yes, the 74ACT573TTR has built-in diode clamps to protect against electrostatic discharge (ESD) and other voltage spikes.
Q: Can the 74ACT573TTR be cascaded to increase the number of latch inputs? A: Yes, multiple 74ACT573TTRs can be cascaded together to increase the number of latch inputs and store larger amounts of data.
Q: What is the package type of the 74ACT573TTR? A: The 74ACT573TTR is available in a TSSOP-20 package, which is compact and suitable for surface mount applications.
Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications for the 74ACT573TTR.