CCE4503IO-Link Device ICTable 2: Pin Type DefinitionPin TypeDescriptionPin TypeDescription DI Digital input AI Analog input DO Digital output AO Analog output DIO Digital input/output AIO Analog input/output OD Digital Output open drain BP Back drive protection PU Pull-up resistor (fixed) SPU Switchable pull-up resistor PD Pull-down resistor (fixed) SPD Switchable pull-down resistor PWR Power GND Ground 3Characteristics3.1Absolute Maximum Ratings Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings only, so functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specification are not implied. Exposure to Absolute Maximum Rating conditions for extended periods may affect device reliability. Table 3: Absolute Maximum RatingsParameterConditionsNameMinMaxUnit Supply Voltage Static, referenced to V L- V L+ - V L- -40 40 V Supply Voltage Dynamic (t ≤ 100 µs)