SN74LVC257ADBRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data Multiplexer
• Characteristics: Low-Voltage CMOS Quad 2-Line to 1-Line Data Selector/Multiplexer
• Package: SSOP-16
• Essence: High-speed, low-power consumption data multiplexer
• 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 Time: 3.8ns (typical)
• Maximum Operating Frequency: 100MHz

Detailed Pin Configuration

The SN74LVC257ADBRG4 has a total of 16 pins arranged as follows:

___________ Y0 --| |-- VCC Y1 --| |-- GND Y2 --| |-- S0 Y3 --| |-- S1 /OE --| |-- A B --| |-- B C --| |-- C D --| |-- D GND --| |-- Y3 Y4 --| |-- Y2 Y5 --| |-- Y1 Y6 --| |-- Y0 GND --| |-- /OE GND --| |-- NC GND --|___________|-- NC

Functional Features

• Quad 2-line to 1-line data selector/multiplexer
• Non-inverting outputs
• Low power consumption
• High-speed operation
• 5V tolerant inputs for interfacing with different logic families
• Schmitt-trigger input allows for noisy input environments

Advantages and Disadvantages

Advantages: - Low-voltage operation allows for compatibility with various systems - High-speed operation enables efficient data processing - Non-inverting outputs simplify circuit design - 5V tolerant inputs provide flexibility in interfacing with different logic families

Disadvantages: - Limited number of input lines (2-line to 1-line) - May not be suitable for applications requiring a higher number of input lines

Working Principles

The SN74LVC257ADBRG4 is a quad 2-line to 1-line data selector/multiplexer. It selects one of the four input lines based on the select inputs S0 and S1. The selected data is then routed to the output Y. The /OE (output enable) pin controls the output state, allowing the user to disable the outputs when necessary.

Detailed Application Field Plans

The SN74LVC257ADBRG4 can be used in various applications, including but not limited to:

1. Data multiplexing in communication systems
2. Address decoding in microcontrollers
3. Signal routing in audio/video equipment
4. Data selection in industrial control systems
5. Bus switching in computer peripherals

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the SN74LVC257ADBRG4 include:

1. CD74HC257E - High-Speed CMOS Quad 2-Line to 1-Line Data Selector/Multiplexer
2. MC74LVX257DTR2G - Low-Voltage CMOS Quad 2-Line to 1-Line Data Selector/Multiplexer
3. 74ACT257SCX - Advanced CMOS Quad 2-Line to 1-Line Data Selector/Multiplexer

These alternatives can be considered based on specific requirements and availability.

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