Encyclopedia Entry: 74CBTLV3245QG8

Product Overview

Category

The 74CBTLV3245QG8 belongs to the category of integrated circuits (ICs) and specifically falls under the group of bus switches.

Use

This product is primarily used for signal switching in electronic devices. It allows for the connection or disconnection of multiple input/output lines, enabling efficient data transmission between different components within a system.

Characteristics

• Low voltage operation: The 74CBTLV3245QG8 operates at low voltages, typically ranging from 1.65V to 3.6V, making it suitable for use in various battery-powered devices.
• High-speed switching: With its fast switching capabilities, this IC ensures minimal delay during signal transmission, enhancing overall system performance.
• Bidirectional functionality: The 74CBTLV3245QG8 supports bidirectional signal flow, allowing for seamless communication between different parts of a circuit.
• Low power consumption: This IC is designed to consume minimal power, contributing to energy efficiency in electronic systems.

Package and Quantity

The 74CBTLV3245QG8 is available in a compact quad flat package (QFP), which provides ease of integration into circuit boards. It is typically sold in reels containing a specified quantity, such as 2500 units per reel.

Specifications

• Number of channels: 8
• Input/output voltage range: 0V to VCC
• On-state resistance: 4Ω (typical)
• Maximum operating frequency: 400MHz
• Supply voltage range: 1.65V to 3.6V
• Operating temperature range: -40°C to +85°C

Pin Configuration

The detailed pin configuration of the 74CBTLV3245QG8 is as follows:

1 A1 2 B1 3 GND 4 B2 5 A2 6 OE# 7 VCC 8 B3 9 A3 10 B4 11 A4 12 DIR 13 B5 14 A5 15 GND 16 B6 17 A6 18 OE# 19 VCC 20 B7 21 A7 22 B8 23 A8 24 GND

Functional Features

• Bidirectional switching: The 74CBTLV3245QG8 allows bidirectional signal flow, enabling efficient communication between different parts of a circuit.
• Output enable control: The OE# pin provides control over the output state, allowing for easy activation or deactivation of the bus switch.
• Low voltage operation: This IC operates at low voltages, making it suitable for use in various portable electronic devices.
• High-speed switching: With its fast switching capabilities, this IC ensures minimal delay during signal transmission, enhancing overall system performance.

Advantages and Disadvantages

Advantages

• Compact size and ease of integration into circuit boards.
• Low power consumption, contributing to energy efficiency.
• Bidirectional functionality enables seamless communication.
• Fast switching capabilities minimize signal delay.

Disadvantages

• Limited number of channels (8).
• Restricted operating temperature range (-40°C to +85°C).

Working Principles

The 74CBTLV3245QG8 operates by selectively connecting or disconnecting input/output lines using internal switches. When the appropriate control signals are applied, the switches change their state, allowing or blocking the flow of signals. This enables efficient signal routing within a circuit.

Application Field Plans

The 74CBTLV3245QG8 finds applications in various electronic systems, including: - Data communication devices - Mobile phones and tablets - Portable gaming consoles - Automotive electronics - Industrial automation systems

Alternative Models

Other alternative models that provide similar functionality to the 74CBTLV3245QG8 include: - SN74CBT3257: This IC offers 4 channels and operates at a voltage range of 1.65V to 3.6V. - NC7SB3257: With 8 channels, this IC operates at a voltage range of 1.65V to 5.5V.

In conclusion, the 74CBTLV3245QG8 is a versatile bus switch IC that provides bidirectional signal switching with low power consumption and high-speed performance. Its compact size and ease of integration make it suitable for various electronic applications, while alternative models offer additional options for specific requirements.