Encyclopedia Entry: 74ACT299MTCX

Product Overview

Category

The 74ACT299MTCX belongs to the category of integrated circuits (ICs) and specifically falls under the family of flip-flops.

Use

This IC is primarily used for data storage and transfer applications in digital electronic systems.

Characteristics

• High-speed operation
• Low power consumption
• Wide operating voltage range
• Compatibility with TTL logic levels
• 8-bit parallel input/output
• Asynchronous master reset
• Transparent latch function

Package

The 74ACT299MTCX is available in a small outline surface mount package (TSSOP-20).

Essence

The essence of the 74ACT299MTCX lies in its ability to store and transfer data efficiently within digital systems, providing reliable and high-speed performance.

Packaging/Quantity

The IC is typically packaged in reels or tubes, with each reel containing a specific quantity of units. The exact packaging and quantity may vary depending on the manufacturer.

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: ±24mA
• Propagation Delay: 6ns (max)
• Power Dissipation: 500mW (max)

Detailed Pin Configuration

The 74ACT299MTCX has a total of 20 pins, which are assigned specific functions as follows:

1. Q0 (Output)
2. D0 (Input)
3. D1 (Input)
4. D2 (Input)
5. D3 (Input)
6. D4 (Input)
7. D5 (Input)
8. D6 (Input)
9. D7 (Input)
10. GND (Ground)
11. MR (Master Reset)
12. CP (Clock Pulse)
13. CE (Clock Enable)
14. Q7 (Output)
15. Q6 (Output)
16. Q5 (Output)
17. Q4 (Output)
18. Q3 (Output)
19. Q2 (Output)
20. VCC (Power Supply)

Functional Features

The 74ACT299MTCX offers the following functional features:

1. Parallel data input and output: The IC supports 8-bit parallel data transfer, allowing for efficient communication between different components of a digital system.
2. Asynchronous master reset: The master reset function allows for clearing the stored data in the flip-flop, providing a reliable starting point for subsequent operations.
3. Transparent latch function: The transparent latch enables the immediate transfer of data from the input to the output when the clock pulse is active.

Advantages and Disadvantages

Advantages

• High-speed operation facilitates rapid data transfer.
• Low power consumption helps conserve energy in electronic systems.
• Wide operating voltage range enhances compatibility with various power supply configurations.
• TTL logic level compatibility simplifies integration with existing digital circuits.

Disadvantages

• Limited storage capacity due to its 8-bit design.
• Susceptible to noise interference, which may affect data integrity.
• Relatively higher cost compared to some alternative models.

Working Principles

The 74ACT299MTCX operates based on the principles of flip-flops. It utilizes a clock pulse to control the transfer of data from the input pins to the output pins. The transparent latch function ensures that the output reflects the input state when the clock pulse is active. The master reset feature allows for clearing the stored data, enabling a fresh start for subsequent operations.

Detailed Application Field Plans

The 74ACT299MTCX finds applications in various digital electronic systems, including but not limited to:

1. Microprocessors and microcontrollers
2. Data storage devices
3. Communication systems
4. Control systems
5. Digital signal processing

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74ACT299MTCX include:

1. 74HC299: This IC operates at a lower voltage range and is compatible with CMOS logic levels.
2. 74LS299: A TTL-compatible flip-flop IC with similar characteristics, but operates at a slower speed compared to the 74ACT299MTCX.
3. CD74ACT299: Another member of the ACT family, offering comparable features and performance.

These alternative models can be considered based on specific system requirements and compatibility considerations.

In conclusion, the 74ACT299MTCX is a high-speed, low-power flip-flop IC used for data storage and transfer applications in digital electronic systems. Its key features include parallel input/output, asynchronous master reset, and transparent latch function. While it offers advantages such as high-speed operation and low power consumption, it also has limitations in terms of storage capacity and susceptibility to