LTC4314CGN#TRPBF

Product Overview

Category

LTC4314CGN#TRPBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for I2C bus multiplexing and buffering applications.

Characteristics

• I2C bus buffer with level shifting capability
• Supports clock stretching and arbitration
• Compatible with I2C and SMBus standards
• Low voltage operation down to 1.6V
• High noise margin on SDA and SCL inputs
• Available in a 16-pin SSOP package

Package

LTC4314CGN#TRPBF is packaged in a 16-pin SSOP (Shrink Small Outline Package).

Essence

The essence of LTC4314CGN#TRPBF lies in its ability to provide level shifting and buffering for I2C bus communication, ensuring reliable data transfer between devices operating at different voltage levels.

Packaging/Quantity

This product is typically available in reels containing a quantity of 250 units.

Specifications

• Supply Voltage: 1.6V to 5.5V
• Operating Temperature Range: -40°C to 85°C
• Maximum Clock Frequency: 400kHz
• Quiescent Current: 0.8mA (typical)

Detailed Pin Configuration

1. SDA1: Input/output for I2C data line 1
2. SCL1: Input/output for I2C clock line 1
3. EN1: Enable input for channel 1
4. GND: Ground
5. SDA2: Input/output for I2C data line 2
6. SCL2: Input/output for I2C clock line 2
7. EN2: Enable input for channel 2
8. VCC: Supply voltage input
9. VCC2: Supply voltage output for channel 2
10. SDA3: Input/output for I2C data line 3
11. SCL3: Input/output for I2C clock line 3
12. EN3: Enable input for channel 3
13. NC: No connection
14. ALERT: Open-drain output for bus fault detection
15. GND: Ground
16. VCC1: Supply voltage output for channel 1

Functional Features

• Level shifting between different voltage domains
• Buffering of I2C signals to improve signal integrity
• Clock stretching support for reliable communication
• Automatic arbitration for multiple devices on the bus
• Bus fault detection with ALERT output

Advantages and Disadvantages

Advantages

• Enables communication between devices operating at different voltage levels
• Improves signal integrity in I2C bus communication
• Supports clock stretching, ensuring reliable data transfer
• Compatible with industry-standard I2C and SMBus protocols

Disadvantages

• Limited to a maximum clock frequency of 400kHz
• Requires careful consideration of power supply and voltage level compatibility

Working Principles

LTC4314CGN#TRPBF operates by receiving I2C signals from one domain and translating them to another domain with different voltage levels. It provides level shifting and buffering capabilities to ensure proper communication between devices operating at different voltages. The device also supports clock stretching, which allows slower devices to hold the clock line low until they are ready to proceed with data transfer.

Detailed Application Field Plans

LTC4314CGN#TRPBF finds applications in various fields where I2C bus communication is required between devices operating at different voltage levels. Some potential application areas include:

1. Industrial automation systems
2. Consumer electronics
3. Automotive electronics
4. Medical devices
5. Internet of Things (IoT) devices

Detailed and Complete Alternative Models

1. PCA9306: Dual bidirectional I2C bus voltage level translator
2. TXB0108: 8-bit bidirectional voltage-level translator for open-drain and push-pull applications
3. BSS138: N-channel enhancement mode MOSFET for level shifting applications

These alternative models offer similar functionality to LTC4314CGN#TRPBF and can be considered as alternatives based on specific requirements.

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