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M74HC126B1R
Product Overview
Category
M74HC126B1R belongs to the category of integrated circuits (ICs).
Use
This IC is commonly used in digital electronics applications for signal buffering and line driving.
Characteristics
- High-speed operation
- Wide voltage range
- Low power consumption
- Compatibility with TTL inputs
- Schmitt trigger action on all inputs
Package
M74HC126B1R is available in a 14-pin plastic dual in-line package (DIP).
Essence
The essence of M74HC126B1R lies in its ability to provide reliable signal buffering and line driving capabilities in digital circuits.
Packaging/Quantity
This IC is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.
Specifications
- Supply Voltage Range: 2V to 6V
- Input Voltage Range: -0.5V to VCC + 0.5V
- Output Voltage Range: -0.5V to VCC + 0.5V
- Operating Temperature Range: -40°C to 125°C
- Maximum Propagation Delay Time: 15 ns
- Maximum Quiescent Current: 4 μA
Detailed Pin Configuration
M74HC126B1R consists of 14 pins, each serving a specific function:
- GND: Ground pin
- A1: Input A1
- Y1: Output Y1
- A2: Input A2
- Y2: Output Y2
- A3: Input A3
- Y3: Output Y3
- OE: Output Enable
- NC: No Connection
- VCC: Positive supply voltage
- B3: Input B3
- Y4: Output Y4
- B2: Input B2
- B1: Input B1
Functional Features
- Buffering and driving capability for digital signals
- Schmitt trigger action ensures noise immunity
- Wide voltage range allows compatibility with various systems
- Low power consumption makes it suitable for battery-powered devices
- High-speed operation enables efficient signal processing
Advantages and Disadvantages
Advantages
- Provides reliable signal buffering and line driving capabilities
- Compatible with TTL inputs, allowing easy integration into existing systems
- Offers high-speed operation for efficient signal processing
- Low power consumption extends battery life in portable devices
Disadvantages
- Limited to digital signal applications
- Not suitable for high-power or high-voltage applications
Working Principles
M74HC126B1R operates by receiving digital input signals through its input pins (A1, A2, A3, B1, B2, B3). These signals are buffered and amplified before being outputted through the corresponding output pins (Y1, Y2, Y3, Y4). The OE pin controls the output enable/disable function.
Detailed Application Field Plans
M74HC126B1R finds applications in various digital electronics fields, including: - Microcontrollers - Data communication systems - Industrial automation - Consumer electronics - Automotive electronics
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to M74HC126B1R include: - SN74HC126N by Texas Instruments - CD74HC126E by Texas Instruments - 74HC126D by NXP Semiconductors - MC74HC126AN by ON Semiconductor
These alternatives can be considered based on specific requirements and availability.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng M74HC126B1R trong giải pháp kỹ thuật
Sure! Here are 10 common questions and answers related to the application of M74HC126B1R in technical solutions:
Q1: What is M74HC126B1R? A1: M74HC126B1R is a quad bus buffer gate with 3-state outputs, commonly used in digital logic applications.
Q2: What is the operating voltage range for M74HC126B1R? A2: The operating voltage range for M74HC126B1R is typically between 2V and 6V.
Q3: How many inputs does M74HC126B1R have? A3: M74HC126B1R has four independent input gates.
Q4: What is the maximum output current of M74HC126B1R? A4: The maximum output current of M74HC126B1R is typically around 25mA.
Q5: Can M74HC126B1R be used as a level shifter? A5: Yes, M74HC126B1R can be used as a level shifter to convert signals between different voltage levels.
Q6: What is the propagation delay of M74HC126B1R? A6: The propagation delay of M74HC126B1R is typically around 9ns.
Q7: Is M74HC126B1R compatible with TTL logic? A7: Yes, M74HC126B1R is compatible with TTL logic levels.
Q8: Can M74HC126B1R drive capacitive loads? A8: Yes, M74HC126B1R can drive capacitive loads up to a certain limit. It is recommended to refer to the datasheet for specific details.
Q9: What is the power supply current consumption of M74HC126B1R? A9: The power supply current consumption of M74HC126B1R depends on the operating conditions and is typically around 4mA.
Q10: Can M74HC126B1R be used in high-speed applications? A10: Yes, M74HC126B1R can be used in high-speed applications due to its fast propagation delay and compatibility with TTL logic.
Please note that these answers are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and consult with technical experts for accurate information.