Encyclopedia Entry: 74FST3384DTR2

Product Overview

Category

The 74FST3384DTR2 belongs to the category of integrated circuits (ICs) and specifically falls under the family of bus switches.

Use

This product is primarily used for signal switching in digital systems. It allows multiple devices to share a common bus or connect to different buses, enabling efficient data transfer and communication.

Characteristics

• High-speed switching capability
• Low power consumption
• Wide operating voltage range
• Compact size
• RoHS compliant

Package

The 74FST3384DTR2 is available in a small outline package (SOT) with 20 pins. The package provides protection and easy integration into circuit boards.

Essence

The essence of the 74FST3384DTR2 lies in its ability to facilitate seamless signal routing and switching within digital systems, enhancing overall system performance and efficiency.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a quantity of 250 units per package.

Specifications

• Supply Voltage Range: 2.3V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Input/Output Capacitance: 5pF
• On-State Resistance: 5Ω (typical)
• Maximum Propagation Delay: 1.5ns (typical)

Detailed Pin Configuration

The 74FST3384DTR2 has a total of 20 pins, which are assigned specific functions as follows:

1. OE (Output Enable) 1
2. A1 (Switch Control Input) 1
3. B1 (Switch Control Input) 1
4. Y1 (Switch Output) 1
5. GND (Ground)
6. Y2 (Switch Output) 2
7. B2 (Switch Control Input) 2
8. A2 (Switch Control Input) 2
9. OE (Output Enable) 2
10. VCC (Supply Voltage)
11. Y3 (Switch Output) 3
12. B3 (Switch Control Input) 3
13. A3 (Switch Control Input) 3
14. OE (Output Enable) 3
15. GND (Ground)
16. OE (Output Enable) 4
17. A4 (Switch Control Input) 4
18. B4 (Switch Control Input) 4
19. Y4 (Switch Output) 4
20. VCC (Supply Voltage)

Functional Features

• Bidirectional signal switching
• Low ON-state resistance for minimal signal distortion
• High-speed operation for efficient data transfer
• Output enable control for flexible system integration
• Wide operating voltage range for compatibility with various digital systems

Advantages and Disadvantages

Advantages

• Enables efficient sharing of buses among multiple devices
• Compact size allows for space-saving integration
• Low power consumption for energy-efficient operation
• RoHS compliant, ensuring environmental friendliness

Disadvantages

• Limited number of switch control inputs may restrict complex system configurations
• Higher cost compared to traditional discrete switching components

Working Principles

The 74FST3384DTR2 operates based on the principles of CMOS (Complementary Metal-Oxide-Semiconductor) technology. It utilizes a combination of MOSFETs (Metal-Oxide-Semiconductor Field-Effect Transistors) to control the flow of signals between different buses. The switch control inputs determine the connection paths, allowing signals to be routed or isolated as required.

Detailed Application Field Plans

The 74FST3384DTR2 finds applications in various digital systems, including but not limited to: - Computer motherboards - Networking equipment - Telecommunications devices - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

1. 74FST3257QSR: Quad 2:1 high-speed bus switch
2. 74FST163245PV: 16-bit configurable voltage level translator and bus switch
3. 74FST3384DTR: Similar to 74FST3384DTR2, but without RoHS compliance

These alternative models offer similar functionality and can be considered as substitutes for the 74FST3384DTR2 based on specific system requirements.

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