74FST3244QSR

Product Overview

Category

The 74FST3244QSR belongs to the category of integrated circuits (ICs) and specifically falls under the family of bus switches.

Use

This product is commonly used in electronic systems to control the flow of data between different components or subsystems. It acts as a switch, allowing signals to pass through or isolating them as required.

Characteristics

• High-speed operation: The 74FST3244QSR is designed for fast switching times, enabling efficient data transfer.
• Low power consumption: This IC is optimized for low power usage, making it suitable for battery-powered devices.
• Wide voltage range: It can operate within a wide voltage range, accommodating various system requirements.
• ESD protection: The 74FST3244QSR incorporates built-in electrostatic discharge (ESD) protection, enhancing its reliability.

Package

The 74FST3244QSR is available in a small-outline integrated circuit (SOIC) package. This package offers ease of handling and compatibility with standard PCB manufacturing processes.

Essence

The essence of the 74FST3244QSR lies in its ability to provide bidirectional signal switching functionality, facilitating efficient data communication within electronic systems.

Packaging/Quantity

This product is typically supplied in reels or tubes, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply voltage: 2.3V to 3.6V
• Operating temperature range: -40°C to +85°C
• Number of channels: 8
• On-resistance: 5Ω (typical)
• Maximum propagation delay: 2.5ns (typical)
• Input/output voltage range: 0V to VCC

Detailed Pin Configuration

The 74FST3244QSR has a total of 20 pins, which are assigned specific functions as follows:

1. OE (Output Enable) - Output control pin
2. A0-A7 - Channel selection inputs
3. B0-B7 - Channel selection inputs
4. GND - Ground reference
5. B7-B0 - Channel selection inputs
6. A7-A0 - Channel selection inputs
7. VCC - Supply voltage
8. Y0-Y7 - Bidirectional data I/O pins

Functional Features

• Bidirectional switching: The 74FST3244QSR allows bidirectional data flow between its input and output pins.
• Output enable control: The OE pin enables or disables the outputs, providing flexibility in controlling data transmission.
• Low on-resistance: The IC exhibits low on-resistance, minimizing signal distortion during switching.

Advantages and Disadvantages

Advantages

• High-speed operation facilitates efficient data transfer.
• Low power consumption makes it suitable for battery-powered devices.
• Wide voltage range accommodates various system requirements.
• Built-in ESD protection enhances reliability.

Disadvantages

• Limited number of channels (8) may not be sufficient for complex systems requiring more connections.
• Propagation delay of 2.5ns (typical) may introduce slight latency in time-critical applications.

Working Principles

The 74FST3244QSR operates based on the principles of electronic switching. When the appropriate control signals are applied to the channel selection inputs (A0-A7, B0-B7), the IC connects the corresponding input and output pins, allowing data to pass through. The OE pin controls the enabling or disabling of the outputs, providing further control over data transmission.

Detailed Application Field Plans

The 74FST3244QSR finds application in various electronic systems, including but not limited to: - Data communication equipment - Networking devices - Industrial automation systems - Test and measurement instruments - Consumer electronics

Detailed and Complete Alternative Models

1. SN74CBT3244: This IC offers similar functionality and characteristics to the 74FST3244QSR.
2. NC7SB3244: Another alternative with comparable features and performance.
3. PI5C3244: A different manufacturer's equivalent offering bidirectional switching capabilities.

These alternative models can be considered based on specific application requirements, availability, and pricing considerations.

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