Encyclopedia Entry: 74ABT374CSJX

Product Overview

Category

The 74ABT374CSJX belongs to the category of integrated circuits (ICs) and specifically falls under the family of flip-flops.

Use

This IC is commonly used in digital electronics for storing and manipulating binary data. It serves as an octal D-type flip-flop with a transparent latch.

Characteristics

• High-speed operation: The 74ABT374CSJX is designed to operate at high clock frequencies, making it suitable for applications requiring fast data storage and retrieval.
• Low power consumption: This IC is optimized for low power consumption, making it energy-efficient.
• Wide operating voltage range: It can operate within a wide voltage range, typically between 4.5V and 5.5V.
• Output drive capability: The 74ABT374CSJX has a high output drive capability, allowing it to drive various loads efficiently.

Package and Quantity

The 74ABT374CSJX is available in a small outline integrated circuit (SOIC) package. It is supplied in tape and reel packaging, with a quantity of 250 units per reel.

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Output Current: ±32mA
• Propagation Delay Time: 3.5ns (max)
• Output Transition Time: 2.5ns (max)

Pin Configuration

The 74ABT374CSJX has a total of 20 pins, which are assigned specific functions as follows:

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

Functional Features

The 74ABT374CSJX offers the following functional features:

• Transparent latch: The IC has a transparent latch that allows data to be stored and updated while the clock signal is active.
• Octal flip-flop: It consists of eight individual D-type flip-flops, each capable of storing one bit of data.
• Output enable control: The output enable pin allows the user to enable or disable the outputs as needed.
• Latch enable control: The latch enable pin enables or disables the transparent latch function.

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient data storage and retrieval.
• Low power consumption makes it energy-efficient.
• Wide operating voltage range provides flexibility in various applications.
• High output drive capability ensures compatibility with different loads.

Disadvantages

• Limited number of flip-flops (eight) may not be sufficient for certain complex applications.
• Propagation delay time may affect timing-sensitive applications.

Working Principles

The 74ABT374CSJX operates based on the principles of digital logic. When the clock input (CP) is active, the data inputs (D0-D7) are latched and stored in their respective flip-flops. The latch enable (LE) pin controls the transparency of the latch, allowing data to be updated or held. The output enable (OE) pin enables or disables the outputs, providing control over the data flow.

Application Field Plans

The 74ABT374CSJX finds application in various fields, including:

1. Microprocessor systems: It can be used for temporary storage of data during processing.
2. Data communication: The IC facilitates data buffering and synchronization in communication systems.
3. Memory modules: It can be employed in memory modules for address decoding and data storage.
4. Control systems: The flip-flop functionality is useful for storing control signals in sequential circuits.

Alternative Models

For those seeking alternatives to the 74ABT374CSJX, the following models provide similar functionality:

1. 74HC374: This