74FST3251DR2

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Multiplexer/Demultiplexer Switch
• Characteristics: High-speed, low-power consumption
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Digital Logic IC
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 2.3V to 3.6V
• Input Voltage Range: GND to VCC
• Operating Temperature Range: -40°C to +85°C
• On-state Resistance: 4Ω (typical)
• Number of Channels: 8

Detailed Pin Configuration

The 74FST3251DR2 has a total of 16 pins arranged as follows:

___________ | | 1 | | 16 2 | | 15 3 | | 14 4 | | 13 5 | | 12 6 | | 11 7 | | 10 8 |___________| 9

Functional Features

• Low propagation delay: Allows for high-speed switching.
• Wide input voltage range: Compatible with various logic families.
• Bidirectional operation: Enables both multiplexing and demultiplexing functions.
• Break-before-make switching: Prevents signal distortion during switching.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transmission. - Low power consumption helps conserve energy. - Wide input voltage range ensures compatibility with different systems.

Disadvantages: - Limited number of channels may restrict certain applications. - Break-before-make switching can introduce a small delay in the signal path.

Working Principles

The 74FST3251DR2 is a multiplexer/demultiplexer switch that operates based on digital logic principles. It uses internal circuitry to select one of the input channels and route it to the output. The selection is controlled by the logic levels applied to the control pins. When the control inputs are set appropriately, the selected channel connects the input to the output, allowing data to pass through.

Detailed Application Field Plans

The 74FST3251DR2 finds applications in various fields, including: - Data communication systems - Networking equipment - Test and measurement instruments - Industrial automation - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74FST3251DR2 include: - SN74CBT3251: Manufactured by Texas Instruments - CD74HC4051: Manufactured by Texas Instruments - MC74HC4051: Manufactured by ON Semiconductor

These alternative models provide comparable features and can be used as substitutes depending on specific requirements.

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