NLV74HC251ADR2G

Product Overview

Category: Integrated Circuit (IC)

Use: The NLV74HC251ADR2G is a multiplexer/demultiplexer IC that allows for the selection of one of eight data inputs and routes it to a single output. It is commonly used in digital systems where multiple data sources need to be selectively connected to a single destination.

Characteristics: - High-speed operation - Low power consumption - Wide operating voltage range - Schmitt-trigger action on all inputs - Balanced propagation delays - Compatible with TTL levels - Available in SOIC-16 package

Package: SOIC-16

Essence: The NLV74HC251ADR2G is designed to provide efficient data routing capabilities in digital systems, ensuring reliable and accurate transmission of information.

Packaging/Quantity: The NLV74HC251ADR2G is typically sold in reels containing 2500 units.

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Propagation Delay: 15 ns
• Maximum Quiescent Current: 4 μA

Detailed Pin Configuration

The NLV74HC251ADR2G has a total of 16 pins arranged as follows:

+-----+ A1 --|1 16|-- VCC A2 --|2 15|-- Y A3 --|3 14|-- GND A4 --|4 13|-- S0 A5 --|5 12|-- S1 A6 --|6 11|-- S2 A7 --|7 10|-- S3 A8 --|8 9|-- E +-----+

Functional Features

• Multiplexes or demultiplexes eight data inputs to a single output
• Schmitt-trigger action on all inputs ensures noise immunity and improved signal integrity
• Balanced propagation delays minimize skew between the selected input and the output
• Wide operating voltage range allows for compatibility with various digital systems
• Low power consumption makes it suitable for battery-powered applications

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transmission - Schmitt-trigger action provides noise immunity - Wide operating voltage range enhances compatibility - Low power consumption prolongs battery life

Disadvantages: - Limited to eight data inputs and one output - Propagation delay may affect real-time applications with strict timing requirements

Working Principles

The NLV74HC251ADR2G operates based on the principles of multiplexing and demultiplexing. When the enable (E) pin is high, the select (S0-S3) pins determine which of the eight data inputs (A1-A8) is connected to the output (Y). The selected input is then routed to the output with minimal delay.

Detailed Application Field Plans

The NLV74HC251ADR2G finds applications in various digital systems, including but not limited to: - Data communication networks - Microcontrollers and microprocessors - Industrial automation systems - Audio and video equipment - Automotive electronics

Detailed and Complete Alternative Models

• SN74HC251N
• CD74HC251E
• MC74HC251N
• 74HC251D

These alternative models offer similar functionality and can be used as substitutes for the NLV74HC251ADR2G depending on availability and specific system requirements.

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