MCP23017-E/SSVAO MCP23017-I/SO MCP23017T-E/ML MCP23017T-E/MLVAO MCP23017T-E/SO MCP23017T-E/SS MCP23017T-E/SSVAO MCP23017T-I/SS MCP23018-E/MJ MCP23018-E/MJVAO