NXP USA Inc.
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74LV251PW,112
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74LV251PW,112

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Multiplexer
  • Characteristics: Low-voltage, Quad 2-input multiplexer
  • Package: TSSOP (Thin Shrink Small Outline Package)
  • Essence: High-speed CMOS technology
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 1.65V to 5.5V
  • 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
  • Propagation Delay Time: 4.3 ns (typical)
  • Maximum Quiescent Current: 10 µA
  • Maximum Input Leakage Current: ±0.1 µA
  • Maximum Output Leakage Current: ±0.1 µA

Detailed Pin Configuration

The 74LV251PW,112 IC has a total of 16 pins. The pin configuration is as follows:

__ __ A1 -| 1 16 |- VCC B1 -| 2 15 |- Y1 C1 -| 3 14 |- Y2 D1 -| 4 13 |- GND D2 -| 5 12 |- S C2 -| 6 11 |- B B2 -| 7 10 |- A A2 -| 8 9 |- Y3 ¯¯ ¯¯

Functional Features

  • Quad 2-input multiplexer with common select inputs (S)
  • Low-voltage operation, suitable for battery-powered devices
  • High-speed CMOS technology ensures fast switching times
  • Wide supply voltage range allows compatibility with various systems
  • Low power consumption in both active and standby modes

Advantages

  • Versatile multiplexer with multiple input options
  • Low-voltage operation extends battery life in portable devices
  • Fast switching times enable high-speed data processing
  • Wide supply voltage range provides flexibility in system design
  • Low power consumption reduces overall energy usage

Disadvantages

  • Limited number of inputs may restrict certain applications
  • Sensitivity to electrostatic discharge (ESD) requires proper handling precautions
  • Higher cost compared to basic logic gates due to added functionality

Working Principles

The 74LV251PW,112 is a quad 2-input multiplexer that selects one of the four input signals based on the select input (S). The selected input is then routed to the corresponding output (Y1, Y2, or Y3). The device operates using high-speed CMOS technology, allowing for fast switching between inputs. It can be powered by a wide range of supply voltages, making it suitable for various electronic systems.

Detailed Application Field Plans

The 74LV251PW,112 IC finds applications in various fields, including: 1. Data communication systems 2. Digital audio/video equipment 3. Industrial control systems 4. Automotive electronics 5. Consumer electronics 6. Medical devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74LV251PW,112 IC include: 1. SN74LVC1G57DBVR - Single 2-input multiplexer with Schmitt-trigger inputs 2. CD4053BE - Triple 2-channel analog multiplexer/demultiplexer 3. MC14051BCP - Quad 2-channel analog multiplexer/demultiplexer 4. 74HC157N - Quad 2-input multiplexer with non-inverting outputs

These alternative models can be considered based on specific requirements and compatibility with the target application.

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तकनीकी समाधानों में 74LV251PW,112 के अनुप्रयोग से संबंधित 10 सामान्य प्रश्नों और उत्तरों की सूची बनाएं

Sure! Here are 10 common questions and answers related to the application of 74LV251PW,112 in technical solutions:

  1. Q: What is the function of the 74LV251PW,112? A: The 74LV251PW,112 is a multiplexer/demultiplexer IC that allows for the selection of one input from multiple inputs or the distribution of one input to multiple outputs.

  2. Q: What is the voltage supply range for the 74LV251PW,112? A: The 74LV251PW,112 operates with a voltage supply range of 2.0V to 5.5V.

  3. Q: How many inputs and outputs does the 74LV251PW,112 have? A: The 74LV251PW,112 has 8 inputs and 1 output.

  4. Q: Can the 74LV251PW,112 be used as a demultiplexer? A: Yes, the 74LV251PW,112 can be used as both a multiplexer and a demultiplexer.

  5. Q: What is the maximum operating frequency of the 74LV251PW,112? A: The 74LV251PW,112 has a maximum operating frequency of 125 MHz.

  6. Q: Does the 74LV251PW,112 have any built-in protection features? A: No, the 74LV251PW,112 does not have any built-in protection features. External protection measures may be required.

  7. Q: Can the 74LV251PW,112 handle analog signals? A: No, the 74LV251PW,112 is a digital IC and is designed to handle digital signals only.

  8. Q: What is the power consumption of the 74LV251PW,112? A: The power consumption of the 74LV251PW,112 depends on the operating frequency and voltage supply. Please refer to the datasheet for detailed information.

  9. Q: Can the 74LV251PW,112 be cascaded to increase the number of inputs or outputs? A: Yes, multiple 74LV251PW,112 ICs can be cascaded together to increase the number of inputs or outputs as required.

  10. Q: Are there any specific application notes or reference designs available for the 74LV251PW,112? A: Yes, the manufacturer's datasheet for the 74LV251PW,112 typically includes application notes and reference designs that can help in implementing the IC in various technical solutions.

Please note that these answers are general and may vary depending on the specific requirements and use cases. It is always recommended to refer to the datasheet and consult with the manufacturer for accurate and detailed information.