| Part Number | PCA9557 |
| Manufacturer | NXP (https://www.nxp.com/) |
| Title | 8-bit I2C and SMBus I/0 port with reset |
| Description | The PCA9557 is a silicon CMOS circuit which provides parallel input/output expansion for SMBus and I2C applications. The PCA9557 consists of an 8-... |
| Features |
PCA9556
PIN CONFIGURATION
SCL 1 SDA 2 16 VDD 15 RESET 14 I/O7 13 I/O6 12 I/O5 11 I/O4 10 I/O3 9 I/O2
• Lower voltage, higher performance migration path for the • 8 general purpose input/output expander/collector • Input/output configuration registe... |
| Datasheet |
 PCA9557 Datasheet
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