Encyclopedia Entry: 74ALVCH16245TTR

Product Overview

Category

The 74ALVCH16245TTR belongs to the category of integrated circuits (ICs) and specifically falls under the family of bus transceivers.

Use

This product is primarily used for bidirectional data transfer between two buses with different voltage levels. It acts as a buffer, allowing seamless communication between these buses.

Characteristics

• Bidirectional data flow
• Supports voltage level translation
• High-speed operation
• Low power consumption
• Wide operating voltage range
• Robust ESD protection

Package

The 74ALVCH16245TTR is available in a TSSOP package, which stands for Thin Shrink Small Outline Package. This package offers a compact form factor and facilitates easy integration onto circuit boards.

Essence

The essence of this product lies in its ability to enable efficient and reliable data transfer between buses operating at different voltage levels.

Packaging/Quantity

The 74ALVCH16245TTR is typically packaged in reels, containing a specified quantity of ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• Input Voltage Range: -0.5V to VCC + 0.5V
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Data Rate: 400Mbps

Detailed Pin Configuration

The 74ALVCH16245TTR has a total of 48 pins, arranged as follows:

A1 ──────────────── B1 A2 ──────────────── B2 A3 ──────────────── B3 . . . . . . A24 ──────────────── B24 OE ───────────────────── GND DIR ───────────────────── VCC GND ───────────────────── DIR B24 ──────────────── A24 B23 ──────────────── A23 . . . . . . B3 ──────────────── A3 B2 ──────────────── A2 B1 ──────────────── A1

Functional Features

• Bidirectional data flow: The 74ALVCH16245TTR allows data to be transmitted in both directions, enabling seamless communication between the two buses.
• Voltage level translation: It supports voltage level translation, ensuring compatibility between buses operating at different voltage levels.
• High-speed operation: This IC is designed for high-speed data transfer, making it suitable for applications requiring quick and efficient communication.
• Low power consumption: The 74ALVCH16245TTR is optimized for low power consumption, making it energy-efficient and suitable for battery-powered devices.
• Robust ESD protection: It incorporates robust electrostatic discharge (ESD) protection, safeguarding the IC from potential damage due to static electricity.

Advantages and Disadvantages

Advantages

• Enables bidirectional data transfer between buses with different voltage levels
• Supports high-speed operation
• Low power consumption
• Wide operating voltage range
• Provides robust ESD protection

Disadvantages

• May require additional circuitry for complex applications
• Limited to a specific number of pins and voltage ranges

Working Principles

The 74ALVCH16245TTR operates by receiving data from one bus and transmitting it to the other, or vice versa. It incorporates voltage level translation circuitry, which ensures that the data is properly translated between the two buses with different voltage levels. The direction of data flow is controlled by the DIR pin, while the OE (Output Enable) pin enables or disables the output buffers.

Detailed Application Field Plans

The 74ALVCH16245TTR finds applications in various fields, including:

1. Communication Systems: Used for interfacing between different communication protocols operating at different voltage levels.
2. Industrial Automation: Facilitates data exchange between control systems and sensors/actuators operating at different voltage levels.
3. Automotive Electronics: Enables bidirectional data transfer between different automotive subsystems with varying voltage requirements.
4. Consumer Electronics: Used in devices requiring voltage level translation, such as smartphones, tablets, and gaming consoles.

Detailed and Complete Alternative Models

1. SN74LVC245A: Similar bidirectional bus transceiver IC with voltage level translation capabilities.
2. MC74LVX245: Another alternative offering bidirectional data transfer between buses with different voltage