SN74LVC257ARGYR

Product Overview

• Category: Integrated Circuit
• Use: Multiplexer
• Characteristics: Low-voltage, high-speed, quadruple 2-line to 1-line data selector/multiplexer
• Package: VQFN-16
• Essence: A versatile IC that allows the selection of one out of four input lines to be routed to a single output line.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• High-Level Input Voltage: 0.7 x VCC to VCC
• Low-Level Input Voltage: 0V to 0.3 x VCC
• High-Level Output Voltage: 0.9 x VCC to VCC
• Low-Level Output Voltage: 0V to 0.1 x VCC
• Maximum Operating Frequency: 100 MHz
• Propagation Delay: 4.8 ns (typical)

Detailed Pin Configuration

The SN74LVC257ARGYR has a total of 16 pins arranged as follows:

+---+--+---+ B1 - |1 +--+ 16| - VCC A1 - |2 15| - Y B2 - |3 14| - A A2 - |4 13| - GND B3 - |5 12| - B A3 - |6 11| - C B4 - |7 10| - D A4 - |8 9| - OE# +----------+

Functional Features

• Quadruple 2-line to 1-line data selector/multiplexer
• Low-voltage operation, compatible with 3.3V and 5V systems
• High-speed operation, suitable for high-frequency applications
• 3-state outputs for easy bus sharing
• Schmitt-trigger inputs for noise immunity
• ESD protection on all inputs and outputs

Advantages and Disadvantages

Advantages: - Versatile multiplexer for various applications - Wide supply voltage range allows compatibility with different systems - High-speed operation enables efficient data selection - 3-state outputs facilitate bus sharing - Enhanced noise immunity due to Schmitt-trigger inputs - Robust ESD protection ensures reliability

Disadvantages: - Limited number of input lines (4) - Propagation delay may affect timing-sensitive applications

Working Principles

The SN74LVC257ARGYR operates as a quadruple 2-line to 1-line data selector/multiplexer. It selects one out of four input lines based on the control signals provided. The selected input is then routed to the output line. The IC operates at low voltages, making it suitable for use in both 3.3V and 5V systems. It offers high-speed operation, allowing for efficient data selection in high-frequency applications.

Detailed Application Field Plans

The SN74LVC257ARGYR finds applications in various fields, including:

1. Data communication systems
2. Digital signal processing
3. Industrial automation
4. Consumer electronics
5. Automotive electronics

In data communication systems, the IC can be used for multiplexing multiple data streams onto a single transmission line. In digital signal processing, it enables the selection of specific data inputs for further processing. In industrial automation, it facilitates the routing of control signals to different actuators. In consumer electronics, it can be used for input selection in audio/video devices. In automotive electronics, it enables the selection of different sensor inputs for monitoring various parameters.

Detailed and Complete Alternative Models

1. CD74HC257E
2. MC74VHC257DTR2G
3. 74LVC257APW,118
4. SN74LVC257ADGVR
5. TC74VHC257FT

These alternative models offer similar functionality to the SN74LVC257ARGYR and can be considered as alternatives based on specific requirements and availability.

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