Overview
The PCA6416AHF,128 is a 16-bit general purpose I/O expander produced by NXP USA Inc. This component is designed to provide remote I/O expansion for most microcontroller families through the I²C-bus interface. It is particularly useful in applications where additional I/O ports are needed beyond what the microcontroller can provide.
Key Specifications
| Specification | Value |
|---|---|
| Number of Bits | 16 |
| Interface | I²C-bus, SMBus |
| Frequency | Up to 400 kHz |
| Package Type | 24-HWQFN (4x4) |
| Operating Voltage | 1.65 V to 5.5 V |
| Operating Temperature | -40°C to +85°C |
Key Features
- 16-bit I/O port with interrupt and reset functions
- Compatible with I²C-bus and SMBus protocols
- Low power consumption
- High-speed I²C-bus interface up to 400 kHz
- 24-pin HWQFN package
- Operating voltage range from 1.65 V to 5.5 V
- Wide operating temperature range from -40°C to +85°C
Applications
The PCA6416AHF,128 is suitable for a variety of applications, including:
- Industrial control systems
- Automotive systems
- Consumer electronics
- Medical devices
- Any system requiring additional I/O ports beyond the capabilities of the microcontroller.
Q & A
- What is the PCA6416AHF,128 used for? The PCA6416AHF,128 is used as a 16-bit general purpose I/O expander to provide additional I/O ports for microcontrollers via the I²C-bus interface.
- What interface does the PCA6416AHF,128 use? It uses the I²C-bus and SMBus interfaces.
- What is the maximum frequency of the I²C-bus interface? The maximum frequency is up to 400 kHz.
- What is the package type of the PCA6416AHF,128? It comes in a 24-HWQFN (4x4) package.
- What is the operating voltage range of the PCA6416AHF,128? The operating voltage range is from 1.65 V to 5.5 V.
- What is the operating temperature range of the PCA6416AHF,128? The operating temperature range is from -40°C to +85°C.
- Is the PCA6416AHF,128 suitable for automotive applications? Yes, it is suitable for automotive systems due to its robust specifications and wide operating temperature range.
- Can the PCA6416AHF,128 be used in industrial control systems? Yes, it can be used in industrial control systems to expand the I/O capabilities of microcontrollers.
- What are some common applications of the PCA6416AHF,128? Common applications include industrial control systems, automotive systems, consumer electronics, and medical devices.
- Where can I find more detailed specifications for the PCA6416AHF,128? Detailed specifications can be found on the NXP Semiconductors website or through distributors like Digi-Key.
