Features
• Transient protection for data lines as per
   IEC 61000-4-2 (ESD) 15 kV (air) 8 kV (contact)
   IEC 61000-4-5 (Lightning) see IPPM below
• Devices have dual diodes, which can protect
   two unidirectional lines with pin 3 used
   as a common anode connection, or a single
   bidirectional line between pins 1 and 2.