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74LVC244ADB,118
Basic Information Overview
- Category: Integrated Circuit (IC)
- Use: Buffer/Line Driver
- Characteristics: Low Voltage CMOS Octal Buffer/Line Driver with 3-State Outputs
- Package: SOIC (Small Outline Integrated Circuit)
- Essence: This IC is designed to provide high-speed, low-power buffer functionality for digital systems.
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Supply Voltage Range: 1.65V to 5.5V
- High-Level Input Voltage: 2V to VCC + 0.5V
- Low-Level Input Voltage: -0.5V to 0.8V
- High-Level Output Voltage: VCC - 0.5V
- Low-Level Output Voltage: 0.5V
- Maximum Operating Frequency: 200MHz
- Number of Channels: 8
- Output Type: 3-State
Detailed Pin Configuration
The 74LVC244ADB,118 IC has a total of 20 pins. The pin configuration is as follows:
Pin 1: GND
Pin 2: A1
Pin 3: Y1
Pin 4: A2
Pin 5: Y2
Pin 6: A3
Pin 7: Y3
Pin 8: A4
Pin 9: Y4
Pin 10: OE#
Pin 11: Y5
Pin 12: A5
Pin 13: Y6
Pin 14: A6
Pin 15: Y7
Pin 16: A7
Pin 17: Y8
Pin 18: VCC
Pin 19: NC
Pin 20: GND
Functional Features
- High-Speed Operation: The 74LVC244ADB,118 IC is designed to operate at high frequencies, making it suitable for use in fast digital systems.
- Low Power Consumption: This IC consumes low power, making it energy-efficient and suitable for battery-powered devices.
- 3-State Outputs: The 74LVC244ADB,118 features 3-state outputs, allowing multiple devices to share a common bus without interference.
Advantages and Disadvantages
Advantages: - High-speed operation - Low power consumption - 3-state outputs for bus sharing
Disadvantages: - Limited voltage range (1.65V to 5.5V) - Not suitable for high-voltage applications
Working Principles
The 74LVC244ADB,118 IC works by receiving input signals on its A1-A7 pins. These input signals are then amplified and transmitted to the corresponding Y1-Y8 output pins. The OE# pin controls the output enable/disable functionality, allowing the outputs to be put into a high-impedance state when not required.
Detailed Application Field Plans
The 74LVC244ADB,118 IC finds applications in various digital systems where buffering or line driving is required. Some of the common application fields include: - Microprocessor/Controller Interfacing - Memory Address/Data Bus Buffering - Clock Signal Distribution - Level Shifting - Signal Conditioning
Detailed and Complete Alternative Models
Some alternative models that can be considered as alternatives to the 74LVC244ADB,118 IC are: - SN74LVC244A from Texas Instruments - MC74LVC244AD from ON Semiconductor - CD74LVC244 from Texas Instruments - 74HC244 from NXP Semiconductors
These alternative models offer similar functionality and can be used as drop-in replacements for the 74LVC244ADB,118 IC in various applications.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 74LVC244ADB,118 v technických řešeních
Sure! Here are 10 common questions and answers related to the application of 74LVC244ADB,118 in technical solutions:
Q: What is the 74LVC244ADB,118? A: The 74LVC244ADB,118 is a non-inverting octal buffer/line driver with 3-state outputs. It can be used to amplify and buffer digital signals.
Q: What is the voltage supply range for the 74LVC244ADB,118? A: The voltage supply range for the 74LVC244ADB,118 is typically between 1.65V and 5.5V.
Q: How many channels does the 74LVC244ADB,118 have? A: The 74LVC244ADB,118 has 8 channels, making it suitable for applications that require multiple signal buffering.
Q: What is the maximum output current of the 74LVC244ADB,118? A: The maximum output current per channel of the 74LVC244ADB,118 is typically 24mA.
Q: Can the 74LVC244ADB,118 handle bidirectional communication? A: No, the 74LVC244ADB,118 is a unidirectional buffer and cannot handle bidirectional communication.
Q: What is the propagation delay of the 74LVC244ADB,118? A: The propagation delay of the 74LVC244ADB,118 is typically around 5.7ns.
Q: Is the 74LVC244ADB,118 compatible with TTL logic levels? A: Yes, the 74LVC244ADB,118 is compatible with both TTL and CMOS logic levels.
Q: Can the 74LVC244ADB,118 be used in high-speed applications? A: Yes, the 74LVC244ADB,118 is designed for high-speed operation and can be used in applications with fast switching requirements.
Q: Does the 74LVC244ADB,118 have built-in protection features? A: Yes, the 74LVC244ADB,118 has built-in ESD protection to safeguard against electrostatic discharge.
Q: What is the package type of the 74LVC244ADB,118? A: The 74LVC244ADB,118 is available in a standard SOIC (Small Outline Integrated Circuit) package.
Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications for the 74LVC244ADB,118.