Encyclopedia Entry: 74LVTH244ADB,118
Product Overview
Category
The 74LVTH244ADB,118 belongs to the category of integrated circuits (ICs).
Use
This IC is commonly used as a buffer or line driver in digital systems.
Characteristics
- High-speed operation
- Low power consumption
- Wide operating voltage range
- Schmitt-trigger inputs for noise immunity
- 3-state outputs for bus-oriented applications
Package
The 74LVTH244ADB,118 is available in a small-outline package (SO) with 20 pins.
Essence
The essence of this product lies in its ability to provide efficient signal buffering and driving capabilities in digital circuits.
Packaging/Quantity
The 74LVTH244ADB,118 is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.
Specifications
- Supply Voltage Range: 2.7V to 3.6V
- Input Voltage Range: 0V to VCC
- Output Voltage Range: 0V to VCC
- Operating Temperature Range: -40°C to +85°C
- Propagation Delay Time: 4.5ns (typical)
- Output Current: ±24mA
Detailed Pin Configuration
The 74LVTH244ADB,118 has a total of 20 pins, which are assigned specific functions as follows:
- A1: Input A1
- Y1: Output Y1
- A2: Input A2
- Y2: Output Y2
- GND: Ground
- A3: Input A3
- Y3: Output Y3
- A4: Input A4
- Y4: Output Y4
- OE: Output Enable
- Y5: Output Y5
- A5: Input A5
- Y6: Output Y6
- A6: Input A6
- Y7: Output Y7
- VCC: Supply Voltage
- A7: Input A7
- Y8: Output Y8
- A8: Input A8
- GND: Ground
Functional Features
The 74LVTH244ADB,118 offers the following functional features:
- High-speed signal buffering and driving capabilities
- Schmitt-trigger inputs for improved noise immunity
- 3-state outputs for bus-oriented applications
- Wide operating voltage range for compatibility with various digital systems
- Low power consumption for energy efficiency
Advantages and Disadvantages
Advantages
- High-speed operation allows for efficient data transmission.
- Low power consumption helps conserve energy in digital systems.
- Wide operating voltage range ensures compatibility with different power supply levels.
- Schmitt-trigger inputs provide noise immunity, enhancing signal integrity.
- 3-state outputs enable bus-oriented applications.
Disadvantages
- Limited output current may restrict usage in certain high-current applications.
- The small-outline package (SO) may not be suitable for all circuit board designs.
Working Principles
The 74LVTH244ADB,118 operates by receiving input signals on its designated pins (A1-A8) and amplifying them to drive the corresponding output pins (Y1-Y8). The output enable pin (OE) controls the activation of the outputs. When OE is low, the outputs are enabled, allowing the buffered signals to propagate through. Conversely, when OE is high, the outputs are disabled, entering a high-impedance state.
Detailed Application Field Plans
The 74LVTH244ADB,118 finds extensive use in various digital systems and applications, including but not limited to:
- Microcontrollers and microprocessors
- Data communication systems
- Memory interfaces
- Industrial automation
- Automotive electronics
- Consumer electronics
Detailed and Complete Alternative Models
- 74LVTH244A: Similar to the 74LVTH244ADB,118 but without the "118" suffix.
- SN74LVTH244A: A comparable IC from Texas Instruments with similar specifications and features.
These alternative models can be considered as substitutes for the 74LVTH244ADB,118 based on specific requirements and availability.
In conclusion, the 74LVTH244ADB,118 is a versatile integrated circuit that offers high-speed signal buffering and driving capabilities. Its wide operating voltage range, low power consumption, and noise immunity make it suitable for various digital applications. While it has certain limitations, such as limited output current and package size, alternative models are available to address specific needs.
قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق 74LVTH244ADB,118 في الحلول التقنية
Sure! Here are 10 common questions and answers related to the application of 74LVTH244ADB,118 in technical solutions:
Q: What is the function of the 74LVTH244ADB,118? A: The 74LVTH244ADB,118 is an octal buffer/line driver with 3-state outputs. It is used for signal buffering and driving in digital circuits.
Q: What is the voltage supply range for the 74LVTH244ADB,118? A: The voltage supply range for this IC is typically between 2.7V and 3.6V.
Q: How many channels does the 74LVTH244ADB,118 have? A: The 74LVTH244ADB,118 has 8 channels, making it an octal buffer.
Q: What is the maximum output current that can be sourced/sunk by each channel? A: Each channel of the 74LVTH244ADB,118 can source or sink up to 32mA of current.
Q: Can the 74LVTH244ADB,118 handle bidirectional communication? A: No, the 74LVTH244ADB,118 is a unidirectional buffer and cannot handle bidirectional communication.
Q: What is the propagation delay of the 74LVTH244ADB,118? A: The typical propagation delay for this IC is around 3.5ns.
Q: Is the 74LVTH244ADB,118 compatible with TTL logic levels? A: Yes, the 74LVTH244ADB,118 is designed to be compatible with both TTL and CMOS logic levels.
Q: Can the 74LVTH244ADB,118 be used in high-speed applications? A: Yes, this IC is specifically designed for high-speed operation and can be used in applications with fast switching requirements.
Q: Does the 74LVTH244ADB,118 have built-in ESD protection? A: Yes, the 74LVTH244ADB,118 has built-in ESD protection to safeguard against electrostatic discharge events.
Q: What package options are available for the 74LVTH244ADB,118? A: The 74LVTH244ADB,118 is available in various package options, including SOIC, TSSOP, and SSOP.
Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications for the 74LVTH244ADB,118.