Encyclopedia Entry: 74ABT573CMSAX

Product Overview

Category

The 74ABT573CMSAX belongs to the category of integrated circuits (ICs) and specifically falls under the family of ABT series ICs.

Use

This IC is commonly used in digital electronic systems for data storage and transfer applications. It serves as an octal transparent latch with 3-state outputs.

Characteristics

• Octal transparent latch with 3-state outputs
• High-speed operation
• Low power consumption
• Schmitt-trigger action on all inputs
• Balanced propagation delays
• Wide operating voltage range
• ESD protection exceeds 2000 V per MIL-STD-883C, method 3015.2

Package

The 74ABT573CMSAX is available in a small outline package (SOT) known as SOIC (Small Outline Integrated Circuit). The package dimensions are typically 7.5mm x 10.3mm.

Essence

The essence of the 74ABT573CMSAX lies in its ability to store and transfer digital data efficiently within electronic systems. It provides a reliable and high-speed solution for latching and output control.

Packaging/Quantity

The IC is usually supplied in tape and reel packaging, with a standard quantity of 2500 units per reel.

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
• Input Capacitance: 4pF
• Output Capacitance: 8pF
• Input Leakage Current: ±0.5µA
• Output Leakage Current: ±0.5µA
• Propagation Delay Time: 6.5ns (max)
• Output Current: ±24mA

Detailed Pin Configuration

The 74ABT573CMSAX has a total of 20 pins, each serving a specific function. The pin configuration is as follows:

1. Pin 1: Output Enable (OE)
2. Pin 2: Data Input D0
3. Pin 3: Data Input D1
4. Pin 4: Data Input D2
5. Pin 5: Data Input D3
6. Pin 6: Data Input D4
7. Pin 7: Data Input D5
8. Pin 8: Data Input D6
9. Pin 9: Data Input D7
10. Pin 10: Ground (GND)
11. Pin 11: Latch Enable (LE)
12. Pin 12: Clock (CLK)
13. Pin 13: Output Q0
14. Pin 14: Output Q1
15. Pin 15: Output Q2
16. Pin 16: Output Q3
17. Pin 17: Output Q4
18. Pin 18: Output Q5
19. Pin 19: Output Q6
20. Pin 20: Output Q7

Functional Features

The 74ABT573CMSAX offers the following functional features:

• Octal transparent latch with 3-state outputs allows for efficient data storage and transfer.
• Schmitt-trigger action on all inputs ensures reliable operation in noisy environments.
• Balanced propagation delays enable synchronous operation within digital systems.
• High-speed operation facilitates quick data processing.
• Low power consumption makes it suitable for battery-powered devices.
• Wide operating voltage range provides flexibility in various applications.
• ESD protection exceeds industry standards, ensuring robustness against electrostatic discharges.

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient data transfer.
• Low power consumption makes it suitable for portable devices.
• Schmitt-trigger action ensures reliable operation in noisy environments.
• Wide operating voltage range provides flexibility in different applications.

Disadvantages

• Limited output current may restrict usage in certain high-power applications.
• Propagation delay time may affect real-time systems with strict timing requirements.

Working Principles

The 74ABT573CMSAX operates based on the principle of transparent latching. When the latch enable (LE) input is high, the data inputs (D0-D7) are transferred to the corresponding outputs (Q0-Q7) based on the clock (CLK) signal. The output enable (OE) input controls the state of the outputs, allowing them to be either active or in a high-impedance state.

Detailed Application Field Plans

The 74ABT573CMSAX finds extensive use in various digital electronic systems, including but not limited to:

1. Microprocessors and microcontrollers
2. Data storage systems
3. Communication equipment
4. Industrial automation
5. Automotive electronics
6. Consumer electronics 7