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SN74ALVC244DWR
Product Overview
Category
SN74ALVC244DWR belongs to the category of integrated circuits (ICs).
Use
This IC is commonly used as a buffer or line driver in various electronic applications.
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
SN74ALVC244DWR is available in a standard SOIC (Small Outline Integrated Circuit) package.
Essence
The essence of SN74ALVC244DWR lies in its ability to provide efficient signal buffering and driving capabilities, making it an essential component in many digital systems.
Packaging/Quantity
SN74ALVC244DWR is typically packaged in reels containing 2500 units.
Specifications
- Supply Voltage: 1.65V 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: 2.5ns (max)
- Output Current: ±24mA
Detailed Pin Configuration
SN74ALVC244DWR consists of 20 pins, which are assigned specific functions as follows:
- A1: Input pin for data signal A
- Y1: Output pin for buffered data signal A
- GND: Ground reference
- Y2: Output pin for buffered data signal B
- A2: Input pin for data signal B
- Y3: Output pin for buffered data signal C
- GND: Ground reference
- Y4: Output pin for buffered data signal D
- A3: Input pin for data signal C
- GND: Ground reference
- A4: Input pin for data signal D
- OE: Output Enable pin
- VCC: Positive power supply
- B1: Input pin for data signal E
- Y5: Output pin for buffered data signal E
- GND: Ground reference
- Y6: Output pin for buffered data signal F
- B2: Input pin for data signal F
- Y7: Output pin for buffered data signal G
- B3: Input pin for data signal G
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 allows compatibility with various systems
Advantages and Disadvantages
Advantages
- High-speed operation enables efficient data transfer
- Low power consumption for energy-efficient designs
- Wide operating voltage range provides flexibility in system integration
- Schmitt-trigger inputs ensure reliable performance in noisy environments
- 3-state outputs facilitate bus-oriented applications
Disadvantages
- Limited output current may restrict usage in certain high-power applications
- Propagation delay time may affect real-time applications requiring instantaneous response
Working Principles
SN74ALVC244DWR operates by receiving input signals on the designated pins (A1 to G) and buffering them to the corresponding output pins (Y1 to Y7). The Schmitt-trigger inputs help eliminate noise and provide stable digital signals. The 3-state outputs allow multiple devices to share a common bus, enabling efficient communication between different components.
Detailed Application Field Plans
SN74ALVC244DWR finds extensive application in various electronic systems, including but not limited to: - Microcontrollers and microprocessors - Communication systems - Data storage devices - Industrial automation - Automotive electronics - Consumer electronics
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to SN74ALVC244DWR are: - 74HC244: High-speed CMOS logic IC with 3-state outputs - CD74HCT244: Octal buffer/line driver with Schmitt-trigger inputs - SN74LVC244A: Low-voltage CMOS octal buffer/line driver
These alternatives can be considered based on specific requirements and compatibility with the target system.
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Énumérez 10 questions et réponses courantes liées à l'application de SN74ALVC244DWR dans les solutions techniques
Sure! Here are 10 common questions and answers related to the application of SN74ALVC244DWR:
Q: What is SN74ALVC244DWR? A: SN74ALVC244DWR is a type of integrated circuit (IC) known as a buffer/line driver. It is commonly used for signal buffering and level shifting in digital circuits.
Q: What is the voltage range supported by SN74ALVC244DWR? A: SN74ALVC244DWR supports a wide voltage range, typically from 1.65V to 5.5V, making it compatible with various logic families.
Q: How many channels does SN74ALVC244DWR have? A: SN74ALVC244DWR has 8 channels, meaning it can handle up to 8 input/output signals.
Q: What is the maximum output current of SN74ALVC244DWR? A: The maximum output current per channel of SN74ALVC244DWR is typically around 24mA.
Q: Can SN74ALVC244DWR be used for bidirectional communication? A: Yes, SN74ALVC244DWR supports bidirectional communication. It has separate input and output pins for each channel.
Q: Is SN74ALVC244DWR suitable for high-speed applications? A: Yes, SN74ALVC244DWR is designed for high-speed operation and can handle data rates up to several hundred megahertz.
Q: Does SN74ALVC244DWR have any built-in protection features? A: Yes, SN74ALVC244DWR includes built-in ESD (electrostatic discharge) protection on its inputs and outputs, enhancing its robustness.
Q: Can SN74ALVC244DWR be used in both 3.3V and 5V systems? A: Yes, SN74ALVC244DWR is compatible with both 3.3V and 5V systems, making it versatile for various applications.
Q: What is the power supply voltage required for SN74ALVC244DWR? A: SN74ALVC244DWR typically operates with a power supply voltage of 1.65V to 5.5V, depending on the logic levels of the system.
Q: Are there any specific layout considerations for using SN74ALVC244DWR? A: Yes, it is recommended to follow the manufacturer's guidelines for proper PCB layout, including minimizing trace lengths and providing adequate decoupling capacitors near the IC.
Please note that the answers provided here are general and may vary based on specific datasheet specifications and application requirements.