Encyclopedia Entry: 74CBTLV3253QG8

Product Overview

Category

The 74CBTLV3253QG8 belongs to the category of integrated circuits (ICs) and specifically falls under the group of multiplexer/demultiplexer ICs.

Use

This IC is primarily used for signal routing and selection in electronic circuits. It allows multiple input signals to be directed to a single output or vice versa, enabling efficient data transmission and control.

Characteristics

• Low voltage operation: The 74CBTLV3253QG8 operates at low voltage levels, typically between 1.65V and 3.6V, making it suitable for various battery-powered devices.
• High-speed switching: With its fast switching capabilities, this IC ensures minimal delay in signal routing, enhancing overall system performance.
• Wide operating temperature range: The device can operate reliably within a wide temperature range, typically from -40°C to 85°C, making it suitable for diverse environments.
• Small package size: The IC is available in a compact quad flat no-lead (QFN) package, allowing for space-efficient integration into circuit designs.

Package and Quantity

The 74CBTLV3253QG8 is packaged in a QFN package, which consists of a leadless square-shaped body with exposed metal pads on the bottom. It is commonly available in reels containing a specified quantity of ICs, typically ranging from 250 to 3000 units per reel.

Specifications

• Number of channels: 2
• Input/output voltage range: 0V to VCC
• On-resistance: 4Ω (typical)
• Bandwidth: DC to 400MHz
• Supply voltage range: 1.65V to 3.6V
• Maximum power dissipation: 500mW
• Input capacitance: 2pF (typical)
• Leakage current: 1nA (maximum)

Detailed Pin Configuration

The 74CBTLV3253QG8 has a total of 16 pins, each serving a specific function. The pin configuration is as follows:

1. Channel 1 Input/Output
2. Channel 1 Enable
3. Ground
4. Channel 2 Input/Output
5. Channel 2 Enable
6. VCC
7. Channel 2 Select
8. Channel 1 Select
9. Channel 1 Output
10. Channel 2 Output
11. Ground
12. Channel 2 Input/Output
13. Channel 2 Enable
14. VCC
15. Channel 2 Select
16. Channel 1 Select

Functional Features

• Signal routing: The IC allows for the selection and routing of signals between multiple input and output channels.
• Bi-directional operation: It supports bidirectional signal transmission, enabling flexibility in circuit design.
• Low power consumption: The device consumes minimal power during operation, making it suitable for battery-powered applications.
• High-speed switching: With its fast switching capabilities, the IC ensures efficient data transmission without significant delays.

Advantages and Disadvantages

Advantages

• Low voltage operation enables compatibility with various electronic systems.
• Compact package size facilitates space-efficient integration into circuit designs.
• Wide operating temperature range ensures reliable performance in diverse environments.
• High-speed switching enhances overall system efficiency.

Disadvantages

• Limited number of channels may restrict certain complex circuit configurations.
• On-resistance may introduce slight signal attenuation.

Working Principles

The 74CBTLV3253QG8 operates based on the principles of multiplexing and demultiplexing. It utilizes internal switches to selectively connect input channels to output channels based on control signals. When a specific channel is enabled, the corresponding input signal is routed to the output, allowing for efficient data transmission and control.

Detailed Application Field Plans

The 74CBTLV3253QG8 finds applications in various electronic systems, including but not limited to: - Data communication equipment - Audio/video systems - Mobile devices - Automotive electronics - Industrial automation

In data communication equipment, this IC can be used for signal routing between different modules or subsystems. In audio/video systems, it enables the selection of various audio or video sources. In mobile devices, it facilitates switching between different sensors or peripherals. In automotive electronics, it aids in signal routing for control systems. In industrial automation, it allows for efficient data transmission between different components.

Detailed and Complete Alternative Models

• 74CBTLV3257: Similar to 74CBTLV3253QG8, but with 4 channels instead of 2.
• 74CBTLV3245: A similar IC with 8 channels, providing increased flexibility in signal routing.
• 74CBTLV3126: A multiplexer/demultiplexer IC