A imagem pode ser uma representação.
Veja as especificações para detalhes do produto.
MC74HC244ADTG
Product Overview
- Category: Integrated Circuit (IC)
- Use: Buffer/Line Driver
- Characteristics: High-Speed, CMOS Logic, Octal 3-State Non-Inverting Buffer/Line Driver
- Package: TSSOP-20
- Essence: The MC74HC244ADTG is a high-speed CMOS logic IC that provides eight non-inverting buffer/line driver functions. It is designed to be used in various digital applications where signal buffering or line driving is required.
- Packaging/Quantity: The MC74HC244ADTG is available in a TSSOP-20 package and is typically sold in reels of 2500 units.
Specifications
- Supply Voltage: 2V to 6V
- Input Voltage: 0V to VCC
- Output Voltage: 0V to VCC
- Operating Temperature Range: -40°C to +85°C
- Propagation Delay: 10 ns (typical)
- Output Drive Capability: ±25 mA
Pin Configuration
The MC74HC244ADTG has a total of 20 pins, which are assigned as follows:
- A1 (Input)
- Y1 (Output)
- A2 (Input)
- Y2 (Output)
- A3 (Input)
- Y3 (Output)
- A4 (Input)
- Y4 (Output)
- GND (Ground)
- Y5 (Output)
- A5 (Input)
- Y6 (Output)
- A6 (Input)
- Y7 (Output)
- A7 (Input)
- Y8 (Output)
- OE (Output Enable)
- VCC (Power Supply)
- NC (No Connection)
- GND (Ground)
Functional Features
- Eight non-inverting buffer/line driver functions
- High-speed operation
- CMOS logic compatible inputs
- 3-state outputs for bus-oriented applications
- Low power consumption
- Wide operating voltage range
Advantages and Disadvantages
Advantages
- High-speed operation allows for efficient signal buffering and line driving.
- CMOS logic compatibility ensures easy integration with other digital circuits.
- 3-state outputs enable bus-oriented applications, providing flexibility in data transmission.
- Low power consumption makes it suitable for battery-powered devices.
- Wide operating voltage range allows for versatile use in various electronic systems.
Disadvantages
- Limited output drive capability may not be suitable for high-current applications.
- The TSSOP-20 package may require careful handling during assembly to avoid damage.
Working Principles
The MC74HC244ADTG operates based on CMOS technology, which provides high-speed performance and low power consumption. It consists of eight non-inverting buffer/line driver functions that can be used to amplify or buffer digital signals. The 3-state outputs allow multiple devices to share a common bus, enabling bidirectional communication.
Detailed Application Field Plans
The MC74HC244ADTG is commonly used in the following application fields:
- Microcontroller interfacing
- Data communication systems
- Memory address decoding
- Bus drivers
- Clock distribution networks
- Signal amplification
Detailed and Complete Alternative Models
- SN74HC244N: Similar octal buffer/line driver IC from Texas Instruments, available in DIP-20 package.
- CD74HC244E: Octal buffer/line driver IC from Texas Instruments, available in PDIP-20 package.
- 74HCT244: Octal buffer/line driver IC from NXP Semiconductors, available in various packages.
These alternative models offer similar functionality and can be used as replacements for the MC74HC244ADTG in different applications.
Word count: 436 words
Liste 10 perguntas e respostas comuns relacionadas à aplicação de MC74HC244ADTG em soluções técnicas
Sure! Here are 10 common questions and answers related to the application of MC74HC244ADTG in technical solutions:
Q: What is MC74HC244ADTG?
A: MC74HC244ADTG is a type of integrated circuit (IC) that acts as an octal buffer/line driver with 3-state outputs.
Q: What is the purpose of MC74HC244ADTG?
A: MC74HC244ADTG is used to provide buffering and signal amplification for digital signals in various electronic circuits.
Q: What voltage levels does MC74HC244ADTG support?
A: MC74HC244ADTG supports voltage levels ranging from 2V to 6V.
Q: How many inputs and outputs does MC74HC244ADTG have?
A: MC74HC244ADTG has 8 inputs and 8 outputs, making it an octal buffer.
Q: Can MC74HC244ADTG handle bidirectional data flow?
A: No, MC74HC244ADTG is unidirectional and can only drive signals in one direction.
Q: What is the maximum output current of MC74HC244ADTG?
A: The maximum output current of MC74HC244ADTG is typically around 6mA.
Q: Is MC74HC244ADTG compatible with TTL logic levels?
A: Yes, MC74HC244ADTG is compatible with both CMOS and TTL logic levels.
Q: Can MC74HC244ADTG be used in high-speed applications?
A: Yes, MC74HC244ADTG is designed for high-speed operation and can be used in applications with fast switching requirements.
Q: Does MC74HC244ADTG have any built-in protection features?
A: MC74HC244ADTG has built-in diode clamps on the inputs to protect against electrostatic discharge (ESD) damage.
Q: What is the package type of MC74HC244ADTG?
A: MC74HC244ADTG is available in a TSSOP-20 package, which is a small surface-mount package with 20 pins.
Please note that these answers are general and may vary depending on the specific datasheet and manufacturer's specifications for MC74HC244ADTG.