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