Encyclopedia Entry: 74VCX16245TTR

Product Overview

Category

The 74VCX16245TTR belongs to the category of integrated circuits (ICs). Specifically, it falls under the category of voltage translating transceivers.

Use

This IC is primarily used for voltage level translation between different logic families. It enables seamless communication between devices operating at different voltage levels.

Characteristics

• Voltage translating transceiver
• Bidirectional data flow
• Supports voltage translation between 3.3V and 5V logic levels
• High-speed operation
• Low power consumption
• Wide operating temperature range

Package

The 74VCX16245TTR is available in a TSSOP (Thin Shrink Small Outline Package) package. This package offers a compact size and allows for easy integration into various electronic systems.

Essence

The essence of the 74VCX16245TTR lies in its ability to facilitate communication between devices operating at different voltage levels. It ensures compatibility and reliable data transfer between these devices.

Packaging/Quantity

The 74VCX16245TTR is typically packaged in reels or tubes, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the manufacturer and supplier.

Specifications

• Supply Voltage: 1.2V - 3.6V
• Logic Family: VCX
• Number of Channels: 16
• Input/Output Compatibility: 3.3V and 5V
• Maximum Data Rate: 400 Mbps
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74VCX16245TTR features a total of 48 pins, distributed as follows:

• Pins 1-24: A-side bidirectional I/O pins
• Pins 25-48: B-side bidirectional I/O pins
• Pin 25: OE (Output Enable) pin for B-side
• Pin 26: GND (Ground)
• Pin 27: VCC (Power Supply)
• Pins 28-48: B-side bidirectional I/O pins

Functional Features

• Bidirectional data flow: The IC allows data transmission in both directions, enabling full-duplex communication.
• Voltage translation: It seamlessly translates logic levels between 3.3V and 5V, ensuring compatibility between different devices.
• High-speed operation: The IC supports high-speed data transfer, making it suitable for applications requiring fast communication.
• Low power consumption: It is designed to consume minimal power, enhancing energy efficiency in electronic systems.

Advantages and Disadvantages

Advantages

• Enables voltage level translation between different logic families
• Supports bidirectional data flow
• High-speed operation for fast data transfer
• Low power consumption for energy-efficient designs
• Wide operating temperature range for versatile applications

Disadvantages

• Limited to voltage translation between 3.3V and 5V logic levels
• May not be suitable for applications requiring voltage translation beyond the supported range

Working Principles

The 74VCX16245TTR utilizes a combination of MOSFETs and CMOS technology to achieve voltage level translation. It employs a voltage divider network and level-shifting circuitry to convert signals from one logic level to another. The bidirectional nature of the IC allows for seamless data flow in both directions.

Detailed Application Field Plans

The 74VCX16245TTR finds applications in various fields where voltage level translation is required. Some common application areas include:

1. Microcontroller interfacing: It enables communication between microcontrollers operating at different voltage levels.
2. Communication systems: The IC facilitates voltage translation between different components in communication systems, such as UART, SPI, or I2C interfaces.
3. Industrial automation: It can be used in industrial automation systems to interface between devices operating at different logic levels.
4. Consumer electronics: The IC finds applications in consumer electronic devices that require voltage level translation, such as smartphones, tablets, and gaming consoles.

Detailed and Complete Alternative Models

1. SN74LVC245A: This is an alternative voltage translating transceiver IC from Texas Instruments. It supports bidirectional data flow and voltage translation between 3.3V and 5V logic levels.
2. NC7WZ125: Another alternative option is the NC7WZ125 IC from Fairchild Semiconductor. It is a dual supply voltage translating buffer with bidirectional data flow capability.

These alternative models offer similar functionality and can be considered as substitutes for the 74VCX16245TTR, depending on specific application requirements.

In conclusion, the 74VCX16245TTR is a voltage translating transceiver IC that enables seamless communication between devices operating at different voltage levels. Its high-speed operation, low power consumption, and wide operating temperature range make it suitable for