Encyclopedia Entry: 74AHC244D-Q100,118

Product Overview

Category

The 74AHC244D-Q100,118 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for signal amplification and buffering in various electronic devices.

Characteristics

• High-speed operation
• Low power consumption
• Wide operating voltage range
• Compatibility with both CMOS and TTL logic levels

Package

The 74AHC244D-Q100,118 is available in a standard SOIC-20 package.

Essence

The essence of this product lies in its ability to provide reliable signal amplification and buffering capabilities while maintaining high-speed operation and low power consumption.

Packaging/Quantity

The 74AHC244D-Q100,118 is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

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: 7 ns (max)
• Output Current: ±8 mA

Detailed Pin Configuration

The 74AHC244D-Q100,118 has a total of 20 pins, which are arranged as follows:

1. Pin 1: Output 4
2. Pin 2: Output 4 Enable
3. Pin 3: Input 4
4. Pin 4: GND
5. Pin 5: Input 3
6. Pin 6: Output 3 Enable
7. Pin 7: Output 3
8. Pin 8: VCC
9. Pin 9: Input 2
10. Pin 10: Output 2 Enable
11. Pin 11: Output 2
12. Pin 12: GND
13. Pin 13: Output 1
14. Pin 14: Output 1 Enable
15. Pin 15: Input 1
16. Pin 16: GND
17. Pin 17: Input/Output Enable
18. Pin 18: Input/Output Enable
19. Pin 19: Input/Output Enable
20. Pin 20: GND

Functional Features

The 74AHC244D-Q100,118 offers the following functional features:

• Non-inverting buffer
• High-speed operation
• Wide operating voltage range
• Three-state outputs for bus-oriented applications
• Schmitt-trigger action on all inputs

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient signal processing.
• Low power consumption helps conserve energy in electronic devices.
• Wide operating voltage range ensures compatibility with various systems.
• Three-state outputs enable easy integration into bus-oriented applications.
• Schmitt-trigger action enhances noise immunity.

Disadvantages

• Limited output current may restrict its use in certain high-power applications.
• The SOIC-20 package may not be suitable for space-constrained designs.

Working Principles

The 74AHC244D-Q100,118 operates based on the principles of CMOS logic. It amplifies and buffers input signals while maintaining compatibility with both CMOS and TTL logic levels. The Schmitt-trigger action on all inputs ensures reliable signal processing by providing hysteresis and improving noise immunity.

Detailed Application Field Plans

The 74AHC244D-Q100,118 finds applications in various fields, including but not limited to:

1. Communication systems
2. Industrial automation
3. Automotive electronics
4. Consumer electronics
5. Medical devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74AHC244D-Q100,118 include:

1. SN74AHC244-Q1
2. MC74AHC244
3. CD74AHC244

These alternatives can be considered based on specific requirements and availability.

In conclusion, the 74AHC244D-Q100,118 is a versatile integrated circuit that provides high-speed signal amplification and buffering capabilities. Its low power consumption, wide operating voltage range, and compatibility with CMOS and TTL logic levels make it suitable for various applications in different fields. However, its limited output current and package size should be taken into consideration when selecting this IC for specific designs.