LTC4316CDD#TRPBF

Product Overview

Category

LTC4316CDD#TRPBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for bus buffering and level shifting applications.

Characteristics

• Bus Buffering: The LTC4316CDD#TRPBF provides a buffer between two I2C buses, allowing them to operate at different voltage levels.
• Level Shifting: It enables communication between devices operating at different logic levels.
• High-Speed Operation: The LTC4316CDD#TRPBF supports high-speed I2C communication up to 400kHz.
• Low Power Consumption: This IC is designed to minimize power consumption, making it suitable for battery-powered devices.
• Small Package Size: The LTC4316CDD#TRPBF comes in a compact DFN package, allowing for space-efficient integration into electronic systems.
• RoHS Compliant: It meets the Restriction of Hazardous Substances directive, ensuring environmental friendliness.

Package and Quantity

The LTC4316CDD#TRPBF is available in a 10-pin DFN package. It is typically sold in reels, with a quantity of 2500 units per reel.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Operating Temperature Range: -40°C to 85°C
• I2C Bus Voltage Range: 1.8V to 5.5V
• Maximum I2C Bus Speed: 400kHz
• Quiescent Current: 0.9μA (typical)
• Rise/Fall Time: 3ns (typical)

Pin Configuration

The LTC4316CDD#TRPBF features the following pin configuration:

```

---

| | --| VCC SDA |-- --| GND SCL |-- --| A1 ADD |-- --| A0 ALERT|-- |___________| ```

• VCC: Power supply input
• GND: Ground connection
• SDA: Serial Data Line for I2C communication
• SCL: Serial Clock Line for I2C communication
• A1, A0: Address pins for device configuration
• ALERT: Output pin indicating bus status

Functional Features

The LTC4316CDD#TRPBF offers the following functional features:

1. Bus Buffering: It isolates two I2C buses operating at different voltage levels, preventing data corruption and ensuring reliable communication.
2. Level Shifting: The IC translates logic levels between devices with different voltage requirements, enabling seamless interaction.
3. Automatic Bus Releasing: It automatically releases the bus if one of the devices becomes unresponsive, preventing bus lock-up.
4. Stuck Bus Recovery: The LTC4316CDD#TRPBF detects stuck buses and recovers them by disconnecting the faulty device.
5. Hot Swappable: It supports hot swapping of devices without interrupting the operation of other devices on the bus.

Advantages and Disadvantages

Advantages

• Enables communication between devices with different voltage levels
• Protects against data corruption and bus lock-up
• Supports high-speed I2C communication
• Low power consumption for energy-efficient applications
• Compact package size for space-constrained designs
• RoHS compliant, environmentally friendly

Disadvantages

• Limited to I2C bus applications
• Requires proper configuration for optimal performance

Working Principles

The LTC4316CDD#TRPBF acts as a bridge between two I2C buses operating at different voltage levels. It buffers the signals between the buses, ensuring proper voltage translation and preventing data corruption. The IC continuously monitors the bus status and automatically releases the bus if one of the devices becomes unresponsive, avoiding bus lock-up. It also detects stuck buses and recovers them by disconnecting the faulty device. The LTC4316CDD#TRPBF is designed to be hot-swappable, allowing devices to be added or removed from the bus without interrupting communication.

Application Field Plans

The LTC4316CDD#TRPBF finds applications in various electronic systems, including:

1. Industrial Automation: It enables communication between devices operating at different voltage levels in industrial control systems.
2. Automotive Electronics: The IC facilitates level shifting and bus buffering in automotive applications, such as infotainment systems and advanced driver-assistance systems (ADAS).
3. Consumer Electronics: It allows for seamless interaction between devices with different logic levels in consumer electronics, including smartphones, tablets, and home automation systems.
4. Medical Devices: The LTC4316CDD#TRPBF ensures reliable communication between medical devices with varying voltage requirements, enhancing patient monitoring and treatment systems.
5. IoT Devices: It enables connectivity