NXP USA Inc. PCAL6416AEV-ARD

The PCAL6416AEV-ARD evaluation board is a daughter card designed by NXP Semiconductors to facilitate the evaluation and development of the PCAL6416A, a low-voltage translating 16-bit I2C-bus/SMBus I/O expander. This board is compatible with various Arduino-compatible motherboards, including the original Arduino Uno R3, and is specifically tailored to work with NXP evaluation boards such as the IMXRT1050 EVK, LPCXpresso55S69 Development Board, and i.MX 8M Mini LPDDR4 EVK. The board enables easy testing and measurement of the PCAL6416A's characteristics through an Arduino port and includes features like on-board LEDs, switches, and a graphical user interface (GUI) for Windows platforms.

• 16-bit I2C-bus/SMBus interface for high-speed communication up to 1 MHz.
• GPIO inputs and outputs with separate enable signals, allowing for flexible configuration.
• Low current draw to reduce power consumption, making it energy-efficient.
• Built-in glitch detection and filtering for reliable operation in noisy environments.
• Single supply voltage operation from 1.8V to 5.5V, enhancing versatility in different systems.
• Interrupt output pins to communicate interrupt events to the system.
• Compatibility with a wide range of I2C bus frequencies, ensuring broad applicability).

• Industrial control systems: Ideal for expanding I/O capabilities in industrial automation.
• Automotive electronics: Suitable for applications such as CAN bus interfaces or diagnostic systems, though not automotive-qualified without specific certification).
• Medical devices: Used in medical equipment where reliable I/O expansion is necessary).
• Aerospace systems: Applicable in aerospace environments due to its robust features).
• Consumer appliances: Enhances I/O capabilities in consumer electronics).

1. What is the PCAL6416AEV-ARD evaluation board used for?

   The PCAL6416AEV-ARD evaluation board is used to evaluate and develop the PCAL6416A, a 16-bit I2C-bus/SMBus I/O expander, by connecting it to various Arduino-compatible motherboards and NXP evaluation boards.

2. What are the key features of the PCAL6416A IC?

   The PCAL6416A features a 16-bit I2C-bus/SMBus interface, GPIO inputs and outputs, high-speed operation up to 1 MHz, low current draw, built-in glitch detection and filtering, and compatibility with a wide range of I2C bus frequencies.

3. What is the supply voltage range for the PCAL6416A?

   The PCAL6416A operates with a single supply voltage from 1.8V to 5.5V.

4. Can the PCAL6416AEV-ARD be used with Arduino boards?

   Yes, the PCAL6416AEV-ARD can be connected through an Arduino port to various Arduino-compatible motherboards, including the original Arduino Uno R3.

5. What kind of GUI support is available for the PCAL6416AEV-ARD?

   A graphical user interface (GUI) application for Windows platforms is available to facilitate the evaluation and operation of the PCAL6416AEV-ARD daughter board.

6. What are some of the applications of the PCAL6416A?

   The PCAL6416A is used in industrial control systems, automotive electronics, medical devices, aerospace systems, and consumer appliances.

7. Does the PCAL6416A have built-in glitch detection and filtering?

   Yes, the PCAL6416A includes built-in glitch detection and filtering for reliable operation in noisy environments.

8. What is the package type of the PCAL6416A?

   The PCAL6416A comes in a VFBGA-24 package type.

9. Is the PCAL6416A automotive-qualified?

   The PCAL6416A may not be automotive-qualified without specific certification, though it is suitable for automotive applications.

10. What kind of firmware support is required for the PCAL6416AEV-ARD?

    The EVK motherboard must be programmed with the corresponding firmware package, which can be downloaded from the NXP company site.