Overview
The PCA9554BS3,118 is a 16-pin CMOS device produced by NXP USA Inc., designed to provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion for I²C-bus/SMBus applications. This device is part of the PCA9554 and PCA9554A series, which are widely used in various electronic systems requiring additional GPIO ports.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | HVQFN16 (3x3) |
| Number of GPIOs | 8 bits |
| Interface | I²C-bus/SMBus |
| Bus Frequency | Up to 400 kHz |
| Operating Voltage | 2.3 V to 5.5 V |
| Temperature Range | -40°C to 85°C |
| Pb-Free and RoHS Compliant | Yes |
| Halogen Free | Yes |
Key Features
- 8-bit General Purpose parallel Input/Output (GPIO) expansion
- I²C-bus/SMBus interface with a maximum bus frequency of 400 kHz
- Operating voltage range from 2.3 V to 5.5 V
- Low standby current
- Interrupt output for indicating changes in the input port
- Pb-Free and RoHS compliant, as well as halogen free
Applications
- Industrial control systems
- Automotive systems requiring additional GPIOs
- Consumer electronics needing I²C-bus/SMBus expansion
- Medical devices requiring low power and compact GPIO solutions
- Embedded systems and microcontroller-based projects
Q & A
- What is the PCA9554BS3,118 used for?
The PCA9554BS3,118 is used to provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion for I²C-bus/SMBus applications.
- What is the package type of the PCA9554BS3,118?
The package type is HVQFN16 (3x3).
- What is the maximum bus frequency of the PCA9554BS3,118?
The maximum bus frequency is up to 400 kHz.
- What is the operating voltage range of the PCA9554BS3,118?
The operating voltage range is from 2.3 V to 5.5 V.
- Is the PCA9554BS3,118 Pb-Free and RoHS compliant?
Yes, it is Pb-Free and RoHS compliant, as well as halogen free.
- What is the temperature range for the PCA9554BS3,118?
The temperature range is -40°C to 85°C.
- Does the PCA9554BS3,118 have an interrupt output?
Yes, it has an interrupt output for indicating changes in the input port.
- What are some common applications of the PCA9554BS3,118?
Common applications include industrial control systems, automotive systems, consumer electronics, medical devices, and embedded systems.
- Is the PCA9554BS3,118 still in production?
No, the PCA9554BS3,118 is marked as End of Life.
- Where can I purchase the PCA9554BS3,118?
Although it is End of Life, it may still be available from some distributors or through last-time buy programs.
