Encyclopedia Entry: 74FST6800QG

Product Overview

Category

The 74FST6800QG belongs to the category of integrated circuits (ICs) and specifically falls under the family of digital logic multiplexers.

Use

This IC is primarily used for signal routing and data selection in various electronic systems. It allows multiple input signals to be selectively routed to a single output, based on control inputs.

Characteristics

• High-speed operation: The 74FST6800QG is designed to operate at high frequencies, making it suitable for applications requiring fast data switching.
• Low power consumption: This IC is optimized for low power consumption, ensuring efficient energy usage in electronic devices.
• Compact package: The 74FST6800QG is available in a small form factor package, enabling its integration into space-constrained designs.
• Wide operating voltage range: It can operate within a wide voltage range, providing flexibility in different system configurations.

Package and Quantity

The 74FST6800QG is typically packaged in a quad flat no-leads (QFN) package. Each package contains one unit of the IC.

Specifications

• Supply Voltage Range: 2.7V to 3.6V
• Logic Family: Fast CMOS
• Number of Inputs: 8
• Number of Outputs: 1
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 2.5ns (typical)
• Input/Output Capacitance: 4pF (typical)

Pin Configuration

The 74FST6800QG has a total of 16 pins arranged as follows:

┌───┬───┐ A0 ─┤1 16├─ VCC A1 ─┤2 15├─ B A2 ─┤3 14├─ C A3 ─┤4 13├─ D A4 ─┤5 12├─ E A5 ─┤6 11├─ F A6 ─┤7 10├─ G A7 ─┤8 9├─ Y └─────┘

Functional Features

• Data selection: The 74FST6800QG allows the user to select one of the eight input signals to be routed to the output based on the control inputs.
• High-speed operation: With a low propagation delay, this IC ensures minimal signal latency in data routing applications.
• Low power consumption: The optimized design of the IC minimizes power consumption, making it suitable for battery-powered devices.
• Wide voltage range compatibility: The IC can operate within a wide supply voltage range, accommodating different system requirements.

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient data routing in time-critical applications.
• Low power consumption contributes to energy-efficient designs.
• Compact package allows for easy integration into space-constrained systems.
• Wide operating voltage range provides flexibility in various system configurations.

Disadvantages

• Limited number of inputs may restrict its use in applications requiring a higher number of input signals.
• Propagation delay may introduce slight signal latency in certain applications.

Working Principles

The 74FST6800QG is a multiplexer that operates based on the control inputs (A0-A7). These control inputs determine which of the eight input signals (B-G) will be selected and routed to the output pin (Y). The IC utilizes a combination of logic gates and transistors to achieve the desired data routing functionality.

Application Field Plans

The 74FST6800QG finds applications in various electronic systems, including but not limited to: - Data communication equipment - Networking devices - Test and measurement instruments - Industrial automation systems - Consumer electronics

Alternative Models

Several alternative models with similar functionality to the 74FST6800QG include: - SN74FST6800QGSR - MC74FST6800QG - CD74FST6800QG

These alternative models offer comparable features and can be considered as substitutes based on specific design requirements.

In conclusion, the 74FST6800QG is a high-speed digital logic multiplexer IC that provides efficient signal routing and data selection capabilities. Its compact package, low power consumption, and wide operating voltage range make it suitable for various applications in the field of electronics.

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