Overview
The PCA9670PW,112 is a 16-bit I/O expander produced by NXP USA Inc. This component is designed to provide additional I/O ports to a microcontroller or other host device via an I²C interface. It is particularly useful in applications where the available I/O ports on the main controller are insufficient. The PCA9670PW,112 operates within a supply voltage range of 2.3V to 5.5V, making it versatile for various system designs.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | NXP USA Inc. |
| Part Number | PCA9670PW,112 |
| Package | 16-TSSOP (0.173, 4.40mm Width) |
| Interface | I²C |
| Supply Voltage | 2.3V to 5.5V |
| Number of I/O | 8 |
| Operating Temperature | -40°C to 85°C |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Technology | CMOS |
Key Features
- I²C Interface: The PCA9670PW,112 communicates with the host controller via an I²C bus, allowing for efficient and reliable data transfer.
- 8-bit Quasi-bidirectional I/O Ports: Each port can be configured as an input or output, providing flexibility in various applications.
- Operating Voltage Range: The component can operate within a wide supply voltage range of 2.3V to 5.5V, making it suitable for different system designs.
- Low Power Consumption: Designed with CMOS technology, the PCA9670PW,112 offers low power consumption, which is beneficial for battery-powered devices.
- Wide Operating Temperature Range: The component operates reliably over a temperature range of -40°C to 85°C, making it suitable for harsh environments.
Applications
The PCA9670PW,112 is versatile and can be used in a variety of applications, including:
- Industrial Automation: Expanding I/O capabilities in control systems and automation equipment.
- Consumer Electronics: Enhancing the I/O functionality in devices such as TVs, set-top boxes, and gaming consoles.
- Medical Devices: Providing additional I/O ports in medical equipment and diagnostic devices.
- Automotive Systems: Used in automotive control units and other vehicle systems where additional I/O is required.
Q & A
- What is the primary function of the PCA9670PW,112?
The PCA9670PW,112 is a 16-bit I/O expander that provides additional I/O ports to a microcontroller or other host device via an I²C interface. - What is the operating voltage range of the PCA9670PW,112?
The operating voltage range is 2.3V to 5.5V. - What type of package does the PCA9670PW,112 come in?
The PCA9670PW,112 comes in a 16-TSSOP package with a width of 0.173 inches (4.40 mm). - What is the moisture sensitivity level (MSL) of the PCA9670PW,112?
The MSL is 1 (Unlimited). - What is the operating temperature range of the PCA9670PW,112?
The operating temperature range is -40°C to 85°C. - Is the PCA9670PW,112 still in production?
No, the PCA9670PW,112 is listed as obsolete and is no longer manufactured. - What technology is used in the PCA9670PW,112?
The PCA9670PW,112 is based on CMOS technology. - How many I/O ports does the PCA9670PW,112 have?
The PCA9670PW,112 has 8 quasi-bidirectional I/O ports. - What interface does the PCA9670PW,112 use for communication?
The PCA9670PW,112 uses an I²C interface for communication with the host controller. - Where can I find the datasheet for the PCA9670PW,112?
The datasheet can be found on the NXP website or through distributors like Mouser and Digi-Key.
