74AC574SJX

Product Overview

Category

The 74AC574SJX belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronics for data storage and transfer applications.

Characteristics

• High-speed operation
• Low power consumption
• Wide operating voltage range
• Compatibility with TTL input levels
• Output drive capability

Package

The 74AC574SJX is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of the 74AC574SJX lies in its ability to store and transfer digital data efficiently and reliably.

Packaging/Quantity

The IC is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Supply Voltage: 2V to 6V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Input Capacitance: 3.5pF
• Output Capacitance: 6pF
• Propagation Delay Time: 4.5ns (max)
• Output Current: ±24mA

Detailed Pin Configuration

The 74AC574SJX has a total of 20 pins, which are assigned specific functions 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. Q0: Output 0
13. Q1: Output 1
14. Q2: Output 2
15. Q3: Output 3
16. Q4: Output 4
17. Q5: Output 5
18. Q6: Output 6
19. Q7: Output 7
20. VCC: Supply Voltage

Functional Features

• Data storage and transfer: The 74AC574SJX can store data on its inputs and transfer it to the outputs upon receiving a clock pulse.
• Output enable control: The OE pin allows for enabling or disabling the outputs, providing flexibility in data flow control.
• Compatibility with TTL: The IC is designed to be compatible with TTL input levels, allowing for seamless integration with existing systems.
• High-speed operation: With a propagation delay time of only 4.5ns, the IC ensures efficient data transfer in time-critical applications.

Advantages and Disadvantages

Advantages

• High-speed operation enables quick data transfer.
• Low power consumption helps conserve energy.
• Wide operating voltage range allows for versatile use.
• Compatibility with TTL simplifies integration into existing systems.
• Output drive capability ensures reliable signal transmission.

Disadvantages

• Limited output current may restrict usage in certain high-power applications.
• Sensitivity to electrostatic discharge (ESD) requires proper handling during installation and maintenance.

Working Principles

The 74AC574SJX operates based on flip-flop circuits that store and transfer digital data. When a clock pulse is received, the data present at the inputs is latched and transferred to the corresponding outputs. The output enable pin controls whether the stored data is accessible at the outputs or not.

Detailed Application Field Plans

The 74AC574SJX finds application in various fields, including:

1. Microcontrollers: Used for interfacing with external devices and storing temporary data.
2. Communication systems: Facilitates data transfer between different components of communication systems.
3. Industrial automation: Enables efficient control and monitoring of industrial processes.
4. Automotive electronics: Used in vehicle control units for data storage and transfer.

Detailed and Complete Alternative Models

1. 74HC574: Similar functionality but operates at a higher voltage range.
2. 74LS574: Compatible with TTL input levels, but with slower operation speed.
3. 74ACT574: Offers improved output drive capability compared to the 74AC574SJX.

These alternative models provide similar functionalities to the 74AC574SJX, catering to different requirements and specifications.

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