Encyclopedia Entry: 74AHCT04D,118

Product Overview

Category

The 74AHCT04D,118 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a hex inverter. It converts high-level logic signals into their complementary low-level signals.

Characteristics

• Hex inverter with Schmitt-trigger inputs
• High-speed operation
• Wide operating voltage range: 2 V to 5.5 V
• Low power consumption
• Balanced propagation delays
• Symmetrical output impedance

Package and Quantity

The 74AHCT04D,118 is available in a small-outline transistor (SOT) package. It is typically sold in reels or tubes containing multiple units.

Specifications

• Supply Voltage Range: 2 V to 5.5 V
• Input Voltage Range: 0 V to VCC
• Output Voltage Range: 0 V to VCC
• Operating Temperature Range: -40°C to +125°C
• Input Capacitance: 3.5 pF
• Output Capacitance: 6 pF
• Propagation Delay Time: 7 ns (max)
• Power Dissipation: 500 mW

Pin Configuration

The 74AHCT04D,118 has a total of 14 pins, numbered as follows:

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

Functional Features

• Hex inverter with Schmitt-trigger inputs: The Schmitt-trigger inputs allow for hysteresis, making the circuit less sensitive to noise and providing better noise immunity.
• High-speed operation: The 74AHCT04D,118 is designed for high-speed logic applications, ensuring fast signal propagation.
• Wide operating voltage range: This IC can operate within a wide voltage range, making it compatible with various systems.
• Low power consumption: The product is designed to minimize power consumption, making it suitable for battery-powered devices.
• Balanced propagation delays: The propagation delays of all six inverters are balanced, ensuring synchronized signal processing.
• Symmetrical output impedance: The output impedance is symmetrical, allowing for easy interfacing with other components.

Advantages and Disadvantages

Advantages: - High-speed operation enables quick signal processing. - Wide operating voltage range provides compatibility with different systems. - Low power consumption makes it suitable for energy-efficient designs. - Balanced propagation delays ensure synchronized signal processing.

Disadvantages: - Limited number of inverters per package. - May not be suitable for applications requiring complex logic functions.

Working Principles

The 74AHCT04D,118 operates based on the principles of digital logic. It utilizes complementary metal-oxide-semiconductor (CMOS) technology to perform the inversion of input signals. The Schmitt-trigger inputs help improve noise immunity and provide stable output signals.

Application Field Plans

The 74AHCT04D,118 finds applications in various fields, including: 1. Digital electronics 2. Communication systems 3. Microcontrollers 4. Signal processing 5. Industrial automation

Alternative Models

Other alternative models that offer similar functionality to the 74AHCT04D,118 include: - SN74AHCT04N - CD74HCT04E - MC74HCT04AN - 74HC04D,652

These alternative models can be considered based on specific requirements and availability.

In conclusion, the 74AHCT04D,118 is a hex inverter IC with Schmitt-trigger inputs. It offers high-speed operation, wide voltage range, low power consumption, and balanced propagation delays. While it has advantages such as quick signal processing and compatibility with different systems, it also has limitations in terms of the number of inverters per package and complexity of logic functions. This IC finds applications in digital electronics, communication systems, microcontrollers, signal processing, and industrial automation. Alternative models like SN74AHCT04N, CD74HCT04E, MC74HCT04AN, and 74HC04D,652 can be considered as substitutes.