Features and benefits

• Fully functional operation from 6.0 V to 36 V

• Full parametric operation from 6.0 V to 28 V

• Low-power mode current IBATP = 30 μA and IDDQ = 10 μA

• 22 Switch detection channels

– 14 Switch-to-Ground (SG) inputs

– Eight Programmable switch (SP) inputs

– Switch-to-Ground (SG) or Switch-to-Battery (SB)

– Operating switch input voltage range from –1.0 V to 36 V

– Selectable wetting current (2, 8, 12, 16 mA)

– Programmable wetting operation (pulse or continuous)

– Selectable wake-up on change of state

• 22-to-1 Analog Multiplexer

– Buffered AMUX output from SG/SP channels

• Active interrupt (INT_B) on change-of-switch state

• Direct MCU Interface through 3.3 V / 5.0 V SPI protocol