The PCF8574P is a remote 8bit I/O expander for I2C bus with interrupt in 16 pin DIP package. It provides general purpose remote I/O expansion via two wire bidirectional I2C bus (serial clock (SCL), serial data (SDA)). The devices consist of eight quasi bid...

• I2C bus to parallel port expander
• 8bit remote I/O pins that default to inputs at power up
• Total package sink capability of 80mA
• Active low open drain interrupt output
• Eight programmable slave addresses using three address pins
• Low standby current is typically 2.5µA
• Operating temperature range -40°C to 85°C
• Features ESD protection

All I/O pins are protected against ESD under normal handling. When handling, ensure that appropriate precautions are taken as described in JESD625-A or equivalent standards.