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SN74AHC244N
Product Overview
Category
SN74AHC244N belongs to the category of integrated circuits (ICs).
Use
It is commonly used as a buffer or line driver in various electronic applications.
Characteristics
- High-speed operation
- Low power consumption
- Wide operating voltage range
- Compatibility with TTL inputs
- Output drive capability: ±24 mA at 3.3 V
- Schmitt-trigger inputs for noise immunity
Package
SN74AHC244N is available in a standard 20-pin DIP (Dual Inline Package) format.
Essence
The essence of SN74AHC244N lies in its ability to provide signal buffering and driving capabilities, ensuring reliable and efficient data transmission within electronic systems.
Packaging/Quantity
SN74AHC244N is typically packaged in tubes or reels, with quantities varying based on customer requirements.
Specifications
- Supply voltage range: 2 V to 5.5 V
- Input voltage range: 0 V to VCC
- Operating temperature range: -40°C to +85°C
- Propagation delay time: 6 ns (max)
- Output current: ±24 mA
- Input capacitance: 3 pF (typ)
Detailed Pin Configuration
+-----+
OE1 |1 20| VCC
A1 |2 19| B1
A2 |3 18| B2
A3 |4 17| B3
A4 |5 16| B4
GND |6 15| B5
Y4 |7 14| B6
Y3 |8 13| B7
Y2 |9 12| B8
Y1 |10 11| OE2
+-----+
Functional Features
- Bidirectional data flow
- Output enable control for each buffer
- High-speed operation allows for efficient data transmission
- Schmitt-trigger inputs provide noise immunity
- Wide operating voltage range ensures compatibility with various systems
Advantages and Disadvantages
Advantages
- High-speed operation enables fast data transfer
- Low power consumption helps conserve energy
- Wide operating voltage range enhances compatibility
- Schmitt-trigger inputs improve noise immunity
Disadvantages
- Limited output drive capability compared to some other models
- Propagation delay time may affect real-time applications
Working Principles
SN74AHC244N operates by receiving input signals through its A1-A4 pins. These signals are then buffered and amplified before being transmitted through the corresponding Y1-Y4 pins. The output enable (OE1, OE2) pins control the activation of the buffers, allowing for bidirectional data flow.
Detailed Application Field Plans
SN74AHC244N finds applications in various electronic systems, including but not limited to: - Microcontrollers - Data communication devices - Industrial automation equipment - Automotive electronics - Consumer electronics
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to SN74AHC244N include: - SN74LVC244A - SN74HCT244 - CD74HC244
These models can be considered based on specific application requirements and desired specifications.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SN74AHC244N en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of SN74AHC244N:
Q: What is SN74AHC244N? A: SN74AHC244N is a type of integrated circuit (IC) that functions as a buffer or line driver. It is commonly used in digital electronics applications.
Q: What is the purpose of using SN74AHC244N in a technical solution? A: SN74AHC244N is used to amplify or buffer digital signals, ensuring proper signal integrity and driving capability in various electronic circuits.
Q: What voltage levels does SN74AHC244N support? A: SN74AHC244N supports voltage levels ranging from 2V to 5.5V, making it compatible with a wide range of digital systems.
Q: How many channels does SN74AHC244N have? A: SN74AHC244N has 8 channels, meaning it can handle up to 8 separate digital signals simultaneously.
Q: Can SN74AHC244N be used for bidirectional communication? A: Yes, SN74AHC244N supports bidirectional communication, allowing data to be transmitted in both directions.
Q: What is the maximum data transfer rate supported by SN74AHC244N? A: SN74AHC244N can handle data transfer rates of up to 50 MHz, making it suitable for high-speed digital applications.
Q: Is SN74AHC244N tolerant to electrostatic discharge (ESD)? A: Yes, SN74AHC244N has built-in ESD protection, which helps safeguard the IC against damage caused by static electricity.
Q: Can SN74AHC244N be used in automotive applications? A: Yes, SN74AHC244N is suitable for automotive applications as it meets the necessary standards and can operate in a wide temperature range.
Q: What is the power supply voltage range for SN74AHC244N? A: SN74AHC244N operates with a power supply voltage ranging from 2V to 5.5V.
Q: Are there any specific precautions to consider when using SN74AHC244N? A: It is important to ensure proper decoupling capacitors are used near the power supply pins of SN74AHC244N to minimize noise and maintain stable operation. Additionally, care should be taken to avoid exceeding the maximum voltage and current ratings specified in the datasheet.