Encyclopedia Entry: 74ACT14MTC

Product Overview

Category

The 74ACT14MTC belongs to the category of integrated circuits (ICs) and specifically falls under the family of logic gates.

Use

This IC is commonly used for signal processing and digital logic applications. It serves as a hex inverter with Schmitt-trigger inputs.

Characteristics

• Hex inverter with Schmitt-trigger inputs
• High-speed operation
• Wide operating voltage range
• Low power consumption
• High noise immunity
• Compact package size

Package and Quantity

The 74ACT14MTC is available in a small outline surface mount package (TSSOP-14). It is typically sold in reels or tubes, containing a quantity of 250 units per package.

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 5.5ns (typical)
• Input Capacitance: 3pF (typical)

Pin Configuration

The 74ACT14MTC has a total of 14 pins, which are assigned specific functions as follows:

1. Pin 1: Input A1
2. Pin 2: Output Y1
3. Pin 3: Input A2
4. Pin 4: Output Y2
5. Pin 5: Input A3
6. Pin 6: Output Y3
7. Pin 7: Ground (GND)
8. Pin 8: Output Y4
9. Pin 9: Input A4
10. Pin 10: Output Y5
11. Pin 11: Input A5
12. Pin 12: Output Y6
13. Pin 13: VCC (Supply Voltage)
14. Pin 14: Input A6

Functional Features

• Hex inverter operation: The 74ACT14MTC consists of six independent inverters, each capable of converting a logic level input signal to its complement.
• Schmitt-trigger inputs: The Schmitt-trigger feature ensures hysteresis and provides improved noise immunity by reducing the effects of input signal noise and voltage fluctuations.
• High-speed operation: This IC is designed for high-speed digital applications, enabling rapid signal processing.

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows compatibility with various systems.
• High noise immunity ensures reliable signal processing in noisy environments.
• Low power consumption contributes to energy efficiency.
• Compact package size facilitates space-saving designs.

Disadvantages

• Limited number of inverters per IC may require multiple units for complex circuit designs.
• Availability in surface mount package only may pose challenges for certain assembly methods.

Working Principles

The 74ACT14MTC operates based on the principles of digital logic. Each inverter within the IC receives an input signal and produces the logical complement of that input at its corresponding output pin. The Schmitt-trigger inputs enhance the noise immunity and stability of the circuit by employing positive feedback.

Application Field Plans

The 74ACT14MTC finds extensive use in various digital systems and applications, including: 1. Microcontrollers and microprocessors 2. Communication systems 3. Signal conditioning circuits 4. Industrial automation 5. Robotics 6. Consumer electronics

Alternative Models

Several alternative models with similar functionality are available in the market. Some notable alternatives to the 74ACT14MTC include: - SN74ACT14N by Texas Instruments - MC74ACT14DG by ON Semiconductor - CD74ACT14E by Texas Instruments - 74ACT14SCX by Fairchild Semiconductor

These alternative models offer comparable features and can be used as substitutes depending on specific requirements.

In conclusion, the 74ACT14MTC is a hex inverter IC with Schmitt-trigger inputs. Its high-speed operation, wide operating voltage range, and compact package make it suitable for various digital logic applications. While it offers advantages such as low power consumption and high noise immunity, it also has limitations regarding the number of inverters per IC and package type. Nonetheless, its working principles and compatibility with different systems make it a valuable component in numerous fields, with alternative models available to cater to specific needs.