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SN74HC251PWRG4
Product Overview
- Category: Integrated Circuit
- Use: Data Selector/Multiplexer
- Characteristics: High-speed, Low-power, 8-input multiplexer
- Package: TSSOP-16
- Essence: Selects one of eight data inputs based on control signals
- Packaging/Quantity: Tape and Reel, 2500 pieces per reel
Specifications
- Supply Voltage Range: 2V to 6V
- Input Voltage Range: 0V to VCC
- Operating Temperature Range: -40°C to +85°C
- Propagation Delay: 9 ns (typical)
- Output Current: ±6 mA
- Power Dissipation: 500 mW (max)
Pin Configuration
The SN74HC251PWRG4 has a TSSOP-16 package with the following pin configuration:
__ __
A1 | 1 16 | VCC
B1 | 2 15 | S0
C1 | 3 14 | S1
D1 | 4 13 | GND
E1 | 5 12 | I7
F1 | 6 11 | I6
G1 | 7 10 | I5
H1 | 8 9 | I4
‾‾ ‾‾
Functional Features
- 8-input multiplexer with common select inputs (S0, S1)
- Selects one of the eight data inputs (I4-I7) based on the control signals
- High-speed operation with low power consumption
- Wide supply voltage range allows for versatile applications
Advantages and Disadvantages
Advantages: - Fast propagation delay ensures quick data selection - Low power consumption for energy-efficient designs - Wide supply voltage range allows for flexibility in different applications
Disadvantages: - Limited to 8 inputs, may not be suitable for applications requiring more inputs - TSSOP package may require careful handling during assembly
Working Principles
The SN74HC251PWRG4 is a data selector/multiplexer integrated circuit. It selects one of the eight data inputs based on the control signals (S0, S1). The selected data input is then passed through to the output pin. The device operates at high speed with low power consumption, making it suitable for various applications.
Detailed Application Field Plans
The SN74HC251PWRG4 can be used in a wide range of applications, including but not limited to: - Data routing and selection in digital systems - Address decoding in microcontrollers - Input selection in audio/video equipment - Multiplexing data buses in communication systems
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to the SN74HC251PWRG4 include: - CD74HC251E - MC74HC251N - 74HC251D
These alternatives provide comparable features and can be used as replacements depending on specific requirements.
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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem SN74HC251PWRG4 w rozwiązaniach technicznych
Sure! Here are 10 common questions and answers related to the application of SN74HC251PWRG4:
Q: What is SN74HC251PWRG4? A: SN74HC251PWRG4 is a multiplexer/demultiplexer IC (Integrated Circuit) that can be used in various technical solutions.
Q: What is the purpose of SN74HC251PWRG4? A: SN74HC251PWRG4 is designed to select one of multiple input signals and route it to a single output, or vice versa.
Q: What is the voltage range supported by SN74HC251PWRG4? A: SN74HC251PWRG4 supports a voltage range of 2V to 6V.
Q: How many inputs and outputs does SN74HC251PWRG4 have? A: SN74HC251PWRG4 has 8 inputs and 1 output.
Q: Can SN74HC251PWRG4 be used as a demultiplexer? A: Yes, SN74HC251PWRG4 can be used as both a multiplexer and a demultiplexer.
Q: What is the maximum operating frequency of SN74HC251PWRG4? A: The maximum operating frequency of SN74HC251PWRG4 is typically around 50 MHz.
Q: Does SN74HC251PWRG4 support bidirectional data flow? A: No, SN74HC251PWRG4 is unidirectional and can only route signals from inputs to outputs or vice versa.
Q: Can SN74HC251PWRG4 handle analog signals? A: No, SN74HC251PWRG4 is a digital IC and is designed to handle digital signals only.
Q: What is the power supply voltage required for SN74HC251PWRG4? A: SN74HC251PWRG4 requires a power supply voltage of 2V to 6V.
Q: Can SN74HC251PWRG4 be cascaded to increase the number of inputs or outputs? A: Yes, multiple SN74HC251PWRG4 ICs can be cascaded together to increase the number of inputs or outputs in a system.
Please note that these answers are general and may vary depending on the specific application and requirements.