Encyclopedia Entry: 74FCT16952CTPAG

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-power consumption
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Translates logic levels between different voltage domains
• Packaging/Quantity: Available in reels of 2500 units

Specifications

The 74FCT16952CTPAG is a logic level translator integrated circuit designed to facilitate communication between devices operating at different voltage levels. It is manufactured using advanced CMOS technology, ensuring high-speed performance while consuming minimal power.

This IC supports bidirectional translation between two voltage domains, making it suitable for use in various applications where logic signals need to be converted from one voltage level to another. The device operates with a supply voltage ranging from 2.5V to 5.5V, allowing compatibility with a wide range of systems.

Detailed Pin Configuration

The 74FCT16952CTPAG features a total of 56 pins, which are arranged as follows:

• Pins 1-28: A-side I/O (Voltage Domain A)
• Pins 29-56: B-side I/O (Voltage Domain B)

The pin configuration ensures proper connection and translation of logic signals between the two voltage domains.

Functional Features

• Bidirectional voltage level translation between Voltage Domain A and Voltage Domain B.
• Supports high-speed data transmission with minimal propagation delay.
• Low power consumption, making it suitable for battery-powered devices.
• Schmitt trigger inputs provide hysteresis and improve noise immunity.
• ESD protection on all inputs and outputs enhances reliability.

Advantages and Disadvantages

Advantages: - High-speed performance enables efficient data transfer. - Wide supply voltage range allows compatibility with various systems. - Low power consumption prolongs battery life in portable devices. - Schmitt trigger inputs enhance noise immunity. - ESD protection ensures device reliability.

Disadvantages: - Limited to bidirectional voltage level translation. - May require additional components for more complex translation scenarios. - Not suitable for applications requiring high-voltage level translation.

Working Principles

The 74FCT16952CTPAG utilizes a combination of CMOS technology and voltage level shifting techniques to achieve bidirectional logic level translation. The device employs a series of internal circuitry that converts the input logic levels from Voltage Domain A to those compatible with Voltage Domain B, and vice versa.

When a logic signal is applied to the A-side input pins, the IC translates it to the corresponding logic level compatible with the B-side voltage domain. Similarly, when a signal is applied to the B-side input pins, the IC performs the necessary translation to match the logic levels of the A-side voltage domain.

Detailed Application Field Plans

The 74FCT16952CTPAG finds application in various fields where logic signals need to be translated between different voltage domains. Some common application areas include:

1. Microcontroller Interfacing: The IC enables communication between microcontrollers operating at different voltage levels, facilitating seamless integration of multiple devices within a system.

2. Sensor Networks: In sensor networks, where sensors may operate at different voltage levels, this IC allows for efficient data exchange and compatibility between sensors and control units.

3. Industrial Automation: The device can be used in industrial automation systems to interface between different logic families or voltage domains, ensuring proper communication between various components.

4. Consumer Electronics: The IC finds application in consumer electronics devices, such as smartphones and tablets, where it enables communication between different subsystems operating at varying voltage levels.

Detailed and Complete Alternative Models

1. SN74LVC1T45DBVR: Unidirectional voltage level translator with a single data line. Suitable for low-power applications.
2. TXB0104PWR: Quad bidirectional voltage level translator with automatic direction sensing. Supports translation between multiple voltage domains.
3. PCA9306DCUR: Dual bidirectional I2C-bus and SMBus voltage level translator. Specifically designed for I2C communication.

These alternative models offer similar functionality to the 74FCT16952CTPAG and can be considered based on specific application requirements.

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