MCP23S17-I/SO MCP23S17-I/SS MCP23S17T-E/M MCP23S17T-E/ML MCP23S17T-E/MLVAO MCP23S17T-E/SO MCP23S17T-E/SOVAO MCP23S17T-E/SS MCP23S17T-E/SS MCP23S17-E/SS MCP23S17T-E/SSVAO