Encyclopedia Entry: 74CBTLV3253QG

Product Overview

Category

The 74CBTLV3253QG belongs to the category of integrated circuits (ICs) and specifically falls under the category of multiplexers/demultiplexers.

Use

This IC is primarily used for signal routing and selection in electronic circuits. It allows multiple input signals to be selectively routed to a single output or vice versa.

Characteristics

• Low voltage operation: The 74CBTLV3253QG operates at low voltage levels, typically between 1.65V and 3.6V.
• High-speed switching: It offers fast switching times, enabling efficient signal routing in time-critical applications.
• Low power consumption: This IC is designed to consume minimal power, making it suitable for battery-powered devices.
• Wide temperature range: It can operate reliably across a wide temperature range, from -40°C to +85°C.

Package

The 74CBTLV3253QG is available in a compact quad flat no-lead (QFN) package. The QFN package provides a small footprint, allowing for space-efficient integration into electronic designs.

Essence

The essence of the 74CBTLV3253QG lies in its ability to efficiently route and select signals in electronic circuits, providing flexibility and control over signal paths.

Packaging/Quantity

This IC is typically sold in reels or tubes, with each reel/tube containing a specific quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Number of channels: 2
• Input voltage range: 0V to VCC
• On-resistance: 4Ω (typical)
• Bandwidth: Up to 400MHz
• Supply voltage range: 1.65V to 3.6V
• Input/output capacitance: 4pF (typical)
• Leakage current: 1nA (maximum)

Detailed Pin Configuration

The 74CBTLV3253QG has a total of 16 pins, each serving a specific function. The pin configuration is as follows:

Pin 1: Channel 1 Select (S1) Pin 2: Channel 2 Select (S2) Pin 3: Ground (GND) Pin 4: Channel 1 Input/Output (I/O1) Pin 5: Channel 2 Input/Output (I/O2) Pin 6: VCC Pin 7: Channel 1 Enable (E1) Pin 8: Channel 2 Enable (E2) Pin 9: Ground (GND) Pin 10: Channel 1 Input/Output (I/O1) Pin 11: Channel 2 Input/Output (I/O2) Pin 12: VCC Pin 13: Channel 1 Enable (E1) Pin 14: Channel 2 Enable (E2) Pin 15: Ground (GND) Pin 16: Common Output (Y)

Functional Features

• Signal routing: The 74CBTLV3253QG allows for the selection and routing of signals between two channels.
• Bi-directional operation: It supports bidirectional signal flow, enabling both multiplexing and demultiplexing functionalities.
• Independent channel control: Each channel can be individually enabled or disabled using the corresponding enable pins (E1 and E2).
• Low on-resistance: The IC offers low on-resistance, minimizing signal attenuation and ensuring reliable signal transmission.

Advantages and Disadvantages

Advantages

• Low voltage operation makes it compatible with a wide range of electronic systems.
• High-speed switching enables efficient signal routing in time-critical applications.
• Low power consumption is ideal for battery-powered devices.
• Wide temperature range ensures reliable operation in various environments.

Disadvantages

• Limited number of channels may not be suitable for applications requiring more than two signal paths.
• On-resistance may introduce some signal attenuation, although it is kept minimal.

Working Principles

The 74CBTLV3253QG operates based on the principles of multiplexing and demultiplexing. It utilizes internal switches controlled by the select (S1, S2) and enable (E1, E2) pins to route signals between the input/output (I/O) pins and the common output (Y) pin. By selectively enabling the desired channel and setting the appropriate select pins, the IC can direct signals from one channel to another or to the common output.

Detailed Application Field Plans

The 74CBTLV3253QG finds applications in various electronic systems, including but not limited to: - Data communication equipment - Test and measurement instruments - Audio/video systems - Industrial automation - Consumer electronics

Detailed and Complete Alternative Models