PCA9616PW,118

The PCA9616PW,118 is a low-voltage translating I2C-bus buffer that provides bidirectional voltage-level translation. It enables communication between devices operating on different voltage levels, making it ideal for mixed-voltage I2C applications.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• VBUS: Bus Voltage
• GND: Ground
• SCL1: I2C-bus Clock for Port 1
• SDA1: I2C-bus Data for Port 1
• SCL2: I2C-bus Clock for Port 2
• SDA2: I2C-bus Data for Port 2

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the PCA9616PW,118 IC for a visual representation.

Key Features

• Bi-Directional Voltage Translation: Facilitates communication between devices with different voltage levels on the I2C bus.
• Low Standby Current: Offers low power consumption in standby mode, enhancing energy efficiency.
• Fast Mode I2C: Supports fast data rates on the I2C-bus, enabling quick data transfer between devices.
• Level-Shifting Compatibility: Compatible with 2.3V to 5.5V on the translation side and 1.65V to 5.5V on the low-voltage side.
• Small Package: Available in a compact 8-pin TSSOP package, suitable for space-constrained designs.

Note: For detailed technical specifications, please refer to the PCA9616PW,118 datasheet.

Application

• Mixed-Voltage I2C Systems: Ideal for use in mixed-voltage I2C systems where voltage-level translation is required.
• Embedded Systems: Suitable for embedded systems and IoT devices requiring communication between devices with varying voltage levels.
• Sensor Networks: Used in sensor networks and control systems to enable connectivity between sensors and controllers operating at different voltages.

Functionality

The PCA9616PW,118 acts as a voltage-level translator for I2C-bus communication, allowing devices with different voltage requirements to communicate seamlessly on the bus.

Usage Guide

• Voltage Levels: Connect the VBUS pin to the bus voltage and ensure proper voltage levels on the SCL and SDA lines for both ports.
• I2C Communication: Use the SCL and SDA pins to establish I2C communication between mixed-voltage devices.
• Power Supply: Provide appropriate power to the IC within the specified voltage range for reliable operation.

Frequently Asked Questions

Q: Can the PCA9616PW,118 handle bi-directional voltage translation between multiple voltage levels?
A: Yes, the PCA9616PW,118 is designed for bidirectional voltage translation between different voltage levels, making it suitable for mixed-voltage I2C applications.

Q: Is the PCA9616PW,118 compatible with fast data transfer speeds on the I2C bus?
A: Yes, the PCA9616PW,118 supports Fast Mode I2C, allowing for quick data transfer between devices operating at varying voltage levels.