Conditioning: plastic tube. Pd (Power Dissipation, Max): 700mW. RoHS: yes. Assembly/installation: surface-mounted component (SMD). Housing: SO. Housing (according to data sheet): SO-28. Operating temperature: -40...+125°C. VCC: 1.8...5.5V. Supply voltage: 5.5V. Note: port expander - I2C. Number of terminals: 28. Conditioning unit: 27. Function: High-speed I2C interface, 100kHz, 400kHz, 1.7MHz