Part Number	PCA9554
Description	8-bit I2C and SMBus I/O port
Info	PCA9554; PCA9554A 8-bit I2C-bus and SMBus I/O por.
Manufacture	NXP
for PC	Download PCA9554 Datasheet

Part Number	PCA9554
Description	8-bit I2C and SMBus I/O Port
Info	PCA9554 8-bit I2C and SMBus I/O Port with Interrup.
Manufacture	ON Semiconductor
for PC	Download PCA9554 Datasheet

Part Number	PCA9554A
Description	8-bit I2C and SMBus I/O port
Info	PCA9554; PCA9554A 8-bit I2C-bus and SMBus I/O por.
Manufacture	NXP
for PC	Download PCA9554A Datasheet

Part Number	PCA9554A
Description	Remote 8-Bit I2C and SMBus I/O Expander
Info	Product Folder Sample & Buy Technical Documents .
Manufacture	etcTI
for PC	Download PCA9554A Datasheet