| Part Number | PCA9554 |
| Manufacturer | ON Semiconductor (https://www.onsemi.com/) |
| Title | 8-bit I2C and SMBus I/O Port |
| Description | The PCA9554 is a CMOS device that provides 8−bit parallel input/output port expansion for I2C and SMBus compatible applications. This I/O expander... |
| 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.
Features
• 400 kHz I2C Bus Compatible (Note 1) • 2.3 V to 5... |
| Datasheet |
 PCA9554 Datasheet
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