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SN74ABT823DW
Product Overview
- Category: Integrated Circuit
- Use: Logic Level Translator
- Characteristics: High-speed, Bi-directional, 8-bit, Voltage-level Shifter
- Package: SOIC (Small Outline Integrated Circuit)
- Essence: Translates signals between different voltage levels
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Supply Voltage Range: 2.3V 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
- Number of Pins: 20
Detailed Pin Configuration
- OE (Output Enable) 1
- A1 (Input A1)
- B1 (Input B1)
- A2 (Input A2)
- B2 (Input B2)
- A3 (Input A3)
- B3 (Input B3)
- A4 (Input A4)
- B4 (Input B4)
- GND (Ground)
- B5 (Input B5)
- A5 (Input A5)
- B6 (Input B6)
- A6 (Input A6)
- B7 (Input B7)
- A7 (Input A7)
- B8 (Input B8)
- A8 (Input A8)
- VCC (Supply Voltage)
- OE (Output Enable) 2
Functional Features
- Bi-directional voltage-level translation
- Supports high-speed data transmission
- Wide operating voltage range
- Low power consumption
- Schmitt-trigger inputs for noise immunity
Advantages
- Allows interfacing between devices operating at different voltage levels
- Provides bidirectional data flow
- Fast propagation delay ensures minimal signal distortion
- Supports a wide range of applications due to its versatility
Disadvantages
- Limited number of input/output channels (8-bit)
- Requires careful consideration of voltage compatibility between devices
Working Principles
The SN74ABT823DW is a logic level translator that enables communication between devices operating at different voltage levels. It utilizes a combination of MOSFETs and level-shifting circuitry to convert signals from one voltage level to another. The OE pins control the direction of data flow, allowing bidirectional communication.
Detailed Application Field Plans
- Microcontroller interfacing with peripherals operating at different voltage levels
- Communication between devices in mixed-voltage systems
- Level shifting in battery-powered portable electronics
- Signal translation in automotive electronics
- Industrial automation systems requiring voltage-level conversion
Alternative Models
- SN74LVC4245A: 8-bit, Bi-directional, Voltage-level Translator
- TXB0108: 8-bit, Bi-directional, Voltage-level Shifter
- PCA9306: Dual Bidirectional I2C-bus and SMBus Voltage-Level Translator
These alternative models offer similar functionality and can be used as substitutes for the SN74ABT823DW in various applications.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng SN74ABT823DW trong giải pháp kỹ thuật
Sure! Here are 10 common questions and answers related to the application of SN74ABT823DW:
Q: What is SN74ABT823DW? A: SN74ABT823DW is a specific type of integrated circuit (IC) that functions as an octal buffer/line driver with 3-state outputs.
Q: What is the purpose of SN74ABT823DW? A: The purpose of SN74ABT823DW is to provide buffering and line driving capabilities for digital signals in various technical solutions.
Q: What voltage levels does SN74ABT823DW support? A: SN74ABT823DW supports a wide range of voltage levels, typically between 2V and 5.5V.
Q: How many inputs and outputs does SN74ABT823DW have? A: SN74ABT823DW has 8 inputs and 8 outputs, making it an octal buffer/line driver.
Q: Can SN74ABT823DW handle bidirectional communication? A: No, SN74ABT823DW is a unidirectional buffer/line driver and does not support bidirectional communication.
Q: What is the maximum output current of SN74ABT823DW? A: SN74ABT823DW can source or sink up to 32mA of current per output pin.
Q: Does SN74ABT823DW have any built-in protection features? A: Yes, SN74ABT823DW includes built-in ESD protection diodes to safeguard against electrostatic discharge.
Q: Can SN74ABT823DW be used in high-speed applications? A: Yes, SN74ABT823DW is designed to operate at high speeds, with typical propagation delays of around 3.5ns.
Q: What is the power supply voltage range for SN74ABT823DW? A: SN74ABT823DW operates with a power supply voltage range between 4.5V and 5.5V.
Q: Are there any specific precautions to consider when using SN74ABT823DW? A: It is important to ensure that the input voltage levels are within the specified range and that proper decoupling capacitors are used to minimize noise and voltage spikes.
Please note that these answers are general and may vary depending on the specific application and requirements. Always refer to the datasheet and consult with an expert for accurate information.