LTC4308IDD#TRPBF

Product Overview

Category

LTC4308IDD#TRPBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for level-shifting and buffering applications in various electronic systems.

Characteristics

• Level-shifting capability
• Buffering functionality
• Low voltage operation
• High-speed operation
• Small form factor

Package

LTC4308IDD#TRPBF is available in a 10-lead DFN (Dual Flat No-Lead) package.

Essence

The essence of LTC4308IDD#TRPBF lies in its ability to provide reliable level shifting and buffering solutions, enabling seamless communication between devices operating at different voltage levels.

Packaging/Quantity

This product is typically packaged in reels, with each reel containing a specific quantity of LTC4308IDD#TRPBF ICs. The exact quantity per reel may vary depending on the manufacturer's specifications.

Specifications

• Supply Voltage: 1.6V to 5.5V
• Operating Temperature Range: -40°C to 85°C
• Maximum Data Rate: 400kHz
• Number of Channels: 2
• Input Logic Compatibility: CMOS/TTL
• Output Logic Compatibility: CMOS/TTL

Detailed Pin Configuration

The LTC4308IDD#TRPBF IC has the following pin configuration:

1. SDA1: Serial Data Input/Output Channel 1
2. SCL1: Serial Clock Input Channel 1
3. EN1: Enable Input Channel 1
4. GND: Ground
5. SDA2: Serial Data Input/Output Channel 2
6. SCL2: Serial Clock Input Channel 2
7. EN2: Enable Input Channel 2
8. VCC: Power Supply
9. VCC2: Power Supply Channel 2
10. NC: No Connection

Functional Features

• Bidirectional level shifting between two different voltage domains
• Automatic bus buffer enabling/disabling based on the state of the I2C bus
• Stuck bus recovery feature to prevent system lock-up
• Low voltage operation allows compatibility with a wide range of devices
• High-speed operation supports fast data transfer rates

Advantages and Disadvantages

Advantages

• Simplifies level shifting and buffering in mixed-voltage systems
• Supports bidirectional communication
• Automatic bus buffer control reduces power consumption
• Stuck bus recovery prevents system lock-up
• Small form factor enables space-efficient designs

Disadvantages

• Limited to a maximum data rate of 400kHz
• May not be suitable for applications requiring higher data transfer speeds

Working Principles

LTC4308IDD#TRPBF operates by monitoring the I2C bus activity and automatically enabling or disabling the bus buffers accordingly. It provides bidirectional level shifting between two voltage domains, allowing devices operating at different voltage levels to communicate seamlessly. The IC also incorporates a stuck bus recovery mechanism that releases the bus if it becomes stuck due to a faulty device.

Detailed Application Field Plans

LTC4308IDD#TRPBF finds applications in various fields, including but not limited to: - Industrial automation - Consumer electronics - Automotive systems - Telecommunications - Medical devices

In industrial automation, this IC can be used to interface devices operating at different voltage levels, facilitating efficient communication within the system. In consumer electronics, it enables interoperability between devices with varying voltage requirements. Automotive systems benefit from LTC4308IDD#TRPBF's level-shifting capabilities when integrating components from different suppliers. Telecommunications equipment often requires level shifting for proper signal transmission. Medical devices can utilize this IC to ensure compatibility between different modules within the system.

Detailed and Complete Alternative Models

• PCA9306: Bidirectional I2C-bus and SMBus voltage-level translator
• TXB0108: 8-bit bidirectional voltage-level translator with automatic direction sensing
• SN74LVC1T45: Single-bit dual-supply bus transceiver with configurable voltage translation

These alternative models offer similar functionality to LTC4308IDD#TRPBF and can be considered as alternatives based on specific application requirements.

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