Linear Technology/QD Devices
Зображення може бути репрезентативним.
Деталі продукту див. у специфікаціях.
LTC4313IMS8-3#PBF
Переглянути деталі Таблиці даних

LTC4313IMS8-3#PBF

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: I2C Bus Buffer
  • Characteristics:
    • Low Voltage Level Shifting
    • Hot Swappable
    • Compatible with I2C and SMBus
  • Package: MSOP-8
  • Essence: I2C Bus Buffer with Level Shifting
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 1.6V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Frequency: 400kHz
  • Quiescent Current: 1.5µA (typical)

Detailed Pin Configuration

The LTC4313IMS8-3#PBF has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | SDA | Serial Data Input/Output | | 2 | SCL | Serial Clock Input | | 3 | GND | Ground | | 4 | VCC | Power Supply Voltage | | 5 | ADR | Address Selection Input | | 6 | EN | Enable Input | | 7 | SCL1 | Buffered Serial Clock Output | | 8 | SDA1 | Buffered Serial Data Input/Output |

Functional Features

  • Provides level shifting between low voltage and high voltage I2C buses
  • Allows hot swapping of I2C devices without disruption
  • Supports clock stretching for improved system reliability
  • Compatible with both I2C and SMBus protocols
  • Provides bidirectional buffering for increased bus driving capability

Advantages and Disadvantages

Advantages: - Enables communication between I2C devices operating at different voltage levels - Supports hot swapping, allowing for easy replacement of I2C devices - Provides reliable clock stretching functionality

Disadvantages: - Limited to a maximum frequency of 400kHz - Requires additional external components for proper operation

Working Principles

The LTC4313IMS8-3#PBF is an I2C bus buffer that allows communication between devices operating at different voltage levels. It utilizes level shifting techniques to ensure compatibility between low voltage and high voltage I2C buses. The device also supports hot swapping, enabling the replacement of I2C devices without interrupting the bus communication. Clock stretching functionality is implemented to enhance system reliability by allowing slower devices to extend the clock period.

Detailed Application Field Plans

The LTC4313IMS8-3#PBF can be used in various applications where level shifting and hot swapping of I2C devices are required. Some potential application fields include: - Industrial automation systems - Consumer electronics - Automotive electronics - Medical devices - Communication equipment

Detailed and Complete Alternative Models

  • LTC4311: I2C Bus Buffer with Rise Time Accelerators
  • PCA9515A: Level Shifting I2C Bus Repeater
  • TCA980x: I2C Bus Buffers with Voltage-Level Translation

These alternative models offer similar functionality to the LTC4313IMS8-3#PBF and can be considered as alternatives based on specific requirements.

Word count: 275 words

Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням LTC4313IMS8-3#PBF у технічних рішеннях

Sure! Here are 10 common questions and answers related to the application of LTC4313IMS8-3#PBF:

1. What is the LTC4313IMS8-3#PBF? The LTC4313IMS8-3#PBF is a hot-swappable I2C bus buffer with built-in level shifting and bus isolation capabilities.

2. What is the purpose of the LTC4313IMS8-3#PBF? The LTC4313IMS8-3#PBF is designed to provide level shifting and bus isolation for I2C communication, allowing devices operating at different voltage levels to communicate on the same bus.

3. How does the LTC4313IMS8-3#PBF achieve level shifting? The LTC4313IMS8-3#PBF uses internal level shifters to convert the logic levels between two different voltage domains, ensuring proper communication between devices.

4. Can the LTC4313IMS8-3#PBF be used in both directions? Yes, the LTC4313IMS8-3#PBF supports bidirectional level shifting, allowing devices on both sides of the bus to communicate with each other.

5. What is the maximum voltage difference that the LTC4313IMS8-3#PBF can handle? The LTC4313IMS8-3#PBF can handle a maximum voltage difference of 5.5V between the two voltage domains.

6. Does the LTC4313IMS8-3#PBF provide any protection features? Yes, the LTC4313IMS8-3#PBF provides overvoltage and undervoltage lockout protection, as well as thermal shutdown protection.

7. Can the LTC4313IMS8-3#PBF be used in high-speed applications? Yes, the LTC4313IMS8-3#PBF supports high-speed mode (up to 400kHz) for I2C communication.

8. How many devices can be connected to the LTC4313IMS8-3#PBF? The LTC4313IMS8-3#PBF can support multiple devices on the bus, as long as the total capacitance of the bus does not exceed the specified limit.

9. Can the LTC4313IMS8-3#PBF be used in industrial applications? Yes, the LTC4313IMS8-3#PBF is designed to operate in a wide temperature range (-40°C to 85°C) and is suitable for industrial applications.

10. What package does the LTC4313IMS8-3#PBF come in? The LTC4313IMS8-3#PBF comes in an 8-pin MSOP package, which is small and suitable for space-constrained applications.

Please note that these answers are general and may vary depending on the specific requirements and use cases. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information.