SN74LVC257AQDREP

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data Multiplexer
• Characteristics: Low Voltage, Quad 2-Line to 1-Line Data Selector/Multiplexer
• Package: 16-pin SOIC (Small Outline Integrated Circuit)
• Essence: High-speed CMOS Logic
• 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
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 3.8ns (typical)
• Maximum Frequency: 200MHz

Detailed Pin Configuration

The SN74LVC257AQDREP has a total of 16 pins. The pin configuration is as follows:

1. A1 - Select Input 1
2. B1 - Select Input 2
3. C1 - Select Input 3
4. D1 - Select Input 4
5. GND - Ground
6. Y - Output
7. E - Enable Input
8. Y - Output
9. D2 - Select Input 4
10. C2 - Select Input 3
11. B2 - Select Input 2
12. A2 - Select Input 1
13. VCC - Power Supply
14. NC - No Connection
15. NC - No Connection
16. GND - Ground

Functional Features

• Quad 2-line to 1-line data selector/multiplexer
• Low voltage operation for reduced power consumption
• High-speed CMOS logic for fast data processing
• Enable input for easy control of the multiplexer
• Wide supply voltage range for compatibility with various systems

Advantages and Disadvantages

Advantages: - Low power consumption due to low voltage operation - High-speed operation for efficient data processing - Compact package size for space-saving designs - Wide supply voltage range allows for versatile applications

Disadvantages: - Limited number of input lines (4 inputs) - Not suitable for high-frequency applications above 200MHz

Working Principles

The SN74LVC257AQDREP is a quad 2-line to 1-line data selector/multiplexer. It operates by selecting one of the four input lines based on the select inputs (A1, B1, C1, D1). The selected input is then routed to the output pin (Y) when the enable input (E) is active. The device operates at low voltages, reducing power consumption while providing high-speed data processing.

Detailed Application Field Plans

The SN74LVC257AQDREP can be used in various applications, including:

1. Data multiplexing in digital communication systems
2. Address decoding in microcontrollers and microprocessors
3. Signal routing in audio/video equipment
4. Data selection in industrial control systems
5. Input/output expansion in embedded systems

Detailed and Complete Alternative Models

1. CD74HC257E - Quad 2-Line to 1-Line Data Selector/Multiplexer, DIP-16 package
2. MC74VHC257DT - Quad 2-Line to 1-Line Data Selector/Multiplexer, TSSOP-16 package
3. SN74LVCH257ADGVR - Quad 2-Line to 1-Line Data Selector/Multiplexer, TVSOP-16 package
4. 74ACT257SCX - Quad 2-Line to 1-Line Data Selector/Multiplexer, SOIC-16 package

These alternative models offer similar functionality and can be used as replacements for the SN74LVC257AQDREP in various applications.

In conclusion, the SN74LVC257AQDREP is a low voltage quad 2-line to 1-line data selector/multiplexer. It offers high-speed operation, low power consumption, and a wide supply voltage range. With its compact package and versatile applications, it is a reliable choice for data multiplexing and signal routing in various electronic systems.