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SN74AHC126PWR
Product Overview
Category
SN74AHC126PWR belongs to the category of integrated circuits (ICs).
Use
This IC is commonly used as a quad buffer/line driver with 3-state outputs.
Characteristics
- High-speed CMOS technology
- Low power consumption
- Wide operating voltage range: 2 V to 5.5 V
- 3-state outputs for bus-oriented applications
- Schmitt-trigger inputs for noise immunity
- Available in TSSOP package
Package and Quantity
SN74AHC126PWR is available in a TSSOP-14 package. It is typically sold in reels or tubes, with a quantity of 2500 units per reel.
Specifications
Electrical Characteristics
- Supply voltage range: 2 V to 5.5 V
- Input voltage range: 0 V to VCC
- Output voltage range: 0 V to VCC
- Operating temperature range: -40°C to 85°C
Pin Configuration
The detailed pin configuration of SN74AHC126PWR is as follows:
+---+--+---+
OE1 |1 +--+ 14| VCC
A1 |2 13| Y1
B1 |3 12| A4
Y1 |4 11| B4
A2 |5 74AHC 10| Y4
B2 |6 126 9| OE4
Y2 |7 8| GND
+----------+
Functional Features
- Quad buffer/line driver with 3-state outputs
- Enables/disables output via OE1 and OE4 pins
- Provides buffering and signal amplification
Advantages
- High-speed operation allows for efficient data transfer
- Low power consumption helps conserve energy
- Wide operating voltage range provides flexibility in various applications
- Schmitt-trigger inputs ensure noise immunity
Disadvantages
- Limited number of buffer/line driver channels (4 in this case)
- TSSOP package may require careful handling during assembly
Working Principles
SN74AHC126PWR operates as a quad buffer/line driver with 3-state outputs. It amplifies and buffers input signals, providing signal integrity and driving capability to the output lines. The OE1 and OE4 pins control the enable/disable state of the outputs.
Application Field Plans
SN74AHC126PWR finds applications in various fields, including: 1. Data communication systems 2. Industrial automation 3. Automotive electronics 4. Consumer electronics 5. Medical devices
Alternative Models
Some alternative models that can be used instead of SN74AHC126PWR are: - SN74AHC125PWR - SN74AHC126DGV - SN74AHC126QDR - SN74AHC126RGYR
These models offer similar functionality and characteristics, providing options for different design requirements.
In conclusion, SN74AHC126PWR is a versatile integrated circuit that serves as a quad buffer/line driver with 3-state outputs. Its high-speed operation, low power consumption, and wide operating voltage range make it suitable for various applications. However, designers should consider the limited number of channels and handle the TSSOP package with care during assembly.
Liste 10 perguntas e respostas comuns relacionadas à aplicação de SN74AHC126PWR em soluções técnicas
Sure! Here are 10 common questions and answers related to the application of SN74AHC126PWR in technical solutions:
Q: What is SN74AHC126PWR? A: SN74AHC126PWR is a quad bus buffer gate with 3-state outputs, commonly used for signal buffering and level shifting applications.
Q: What is the operating voltage range of SN74AHC126PWR? A: The operating voltage range of SN74AHC126PWR is typically between 2V and 5.5V.
Q: What is the maximum output current that SN74AHC126PWR can drive? A: SN74AHC126PWR can drive up to 8mA of current per output pin.
Q: Can SN74AHC126PWR be used for bidirectional level shifting? A: No, SN74AHC126PWR is not designed for bidirectional level shifting. It can only shift signals from a lower voltage domain to a higher voltage domain.
Q: How many input pins does SN74AHC126PWR have? A: SN74AHC126PWR has four input pins, one for each buffer gate.
Q: What is the propagation delay of SN74AHC126PWR? A: The typical propagation delay of SN74AHC126PWR is around 7 ns.
Q: Can SN74AHC126PWR tolerate overvoltage on its inputs? A: Yes, SN74AHC126PWR has built-in protection diodes that can tolerate overvoltage up to VCC + 0.5V.
Q: Is SN74AHC126PWR suitable for high-speed applications? A: SN74AHC126PWR is not specifically designed for high-speed applications, but it can be used in moderate-speed digital systems.
Q: Can I connect the outputs of SN74AHC126PWR directly to a microcontroller's GPIO pins? A: Yes, you can connect the outputs of SN74AHC126PWR directly to a microcontroller's GPIO pins, as long as the voltage levels are compatible.
Q: Are there any special considerations for decoupling capacitors when using SN74AHC126PWR? A: It is generally recommended to place a decoupling capacitor (typically 0.1µF) near the VCC and GND pins of SN74AHC126PWR to ensure stable operation and reduce noise.
Please note that these answers are general guidelines and it is always important to refer to the datasheet and application notes for specific design considerations.