Overview
The PCA9554ADB,112 is an 8-bit I²C-bus and SMBus I/O port with interrupt, manufactured by NXP USA Inc. This integrated circuit is designed to provide an expansion of the I/O ports for microcontrollers, allowing for more flexible and efficient use of I/O resources. The device is part of the PCA9554 series, which offers various package options and configurations to suit different application needs.
Key Specifications
| Specification | Value |
|---|---|
| Number of I/O Ports | 8 |
| Interface | I²C-bus, SMBus |
| Package Type | SSOP16 |
| Operating Voltage | 2.3 V to 5.5 V |
| Operating Temperature | -40°C to 85°C |
| Pb-Free | Yes |
| EU RoHS Compliant | Yes |
| Halogen Free | No |
| REACH SVHC | Yes |
Key Features
- 8-bit I/O port with interrupt capability
- Compatible with I²C-bus and SMBus protocols
- Low standby current
- Open-drain interrupt output
- 5 V tolerant I/Os
- Pb-free and EU RoHS compliant
Applications
The PCA9554ADB,112 is suitable for a variety of applications where I/O expansion is necessary, such as in industrial control systems, consumer electronics, and automotive systems. It can be used to control LEDs, relays, and other external devices, providing a flexible solution for system designers.
Q & A
- What is the PCA9554ADB,112 used for? The PCA9554ADB,112 is used to expand the I/O ports of microcontrollers, allowing for more flexible use of I/O resources.
- What interface does the PCA9554ADB,112 support? The PCA9554ADB,112 supports both I²C-bus and SMBus interfaces.
- What is the package type of the PCA9554ADB,112? The PCA9554ADB,112 comes in an SSOP16 package.
- What is the operating voltage range of the PCA9554ADB,112? The operating voltage range is from 2.3 V to 5.5 V.
- Is the PCA9554ADB,112 Pb-free and EU RoHS compliant? Yes, the PCA9554ADB,112 is Pb-free and EU RoHS compliant.
- What is the interrupt capability of the PCA9554ADB,112? The PCA9554ADB,112 has an open-drain interrupt output.
- What are the typical applications of the PCA9554ADB,112? Typical applications include industrial control systems, consumer electronics, and automotive systems.
- Is the PCA9554ADB,112 still in production? The PCA9554ADB,112 is listed as active and available for purchase.
- What is the operating temperature range of the PCA9554ADB,112? The operating temperature range is from -40°C to 85°C.
- Does the PCA9554ADB,112 support 5 V tolerant I/Os? Yes, the PCA9554ADB,112 supports 5 V tolerant I/Os.
