DATASHEET ISL54059 Negative Signal Swing, Sub-ohm, Dual SPDT Single Supply Switch FN6579 Rev 2.00 March 11, 2011 The Intersil ISL54059 device is a low ON-resistance, low voltage, bi-directional, dual single-pole/double-throw (SPDT) analog switch. It is designed to operate from a single +1.8V to +6.5V supply and pass signals that swing down to 6.5V below the positive supply rail. Targeted applications include battery powered equipment that benefit from low rON (0.56low power consumption (8.