PCA9558 series datasheets. Manufacturer: Philips Semiconductors.

PCA9558 8-bit I2C and SMBus I/O port with 5-bit multiplexed/1-bit latched 6-bit I2C EEPROM and 2 k bit EEPROM Datasheet*) PCA9558PW 8-bit I2C and SMBus I/O port with 5-bit multiplexed/1-bit latched 6-bit I2C EEPROM and 2 k bit EEPROM Datasheet*)

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