Datasheet Specifications
- Part number
- PCA9554
- Manufacturer
- ON Semiconductor ↗
- File Size
- 160.07 KB
- Datasheet
- PCA9554-ONSemiconductor.pdf
- Description
- 8-bit I2C and SMBus I/O Port
Description
PCA9554 8-bit I2C and SMBus I/O Port with Interrupt .Features
* an active low interrupt output which indicates to the system master that an input state has changed. The device’s extended addressing capability allows up to 8 devices to share the same bus. FeaturesApplications
* This I/O expander provides a simple solution in applications where additional I/Os are needed: sensors, power switches, LEDs, pushbuttons, and fans. The PCA9554 consist of an input port register, an output port register, a configuration register, a polarity inversion register and an I2C/SMBusPCA9554 Distributors
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