 
    
                            
                                 
                                16 Bit - IO Expander - SPI serial interface
5V - 10MHz - SOIC 28
 
    
                            
                                 
                                8 Bit - IO Expander - SPI serial interface
5V - 10MHz - SOIC 18
 
    
                            
                                 
                                16 Bit - IO Expander - SPI serial interface
5V - 10MHz - SOIC 28