DESCRIPTION…
The SP488E and SP489E are low-power quad differential line receivers that meet the specifications of RS-485 and RS-422 serial protocols with enhanced ESD performance. The ESD tolerance has been improved on these devices to over +15kV for both Human Body Model and IEC1000-4-2 Air Discharge Method.

■ RS-485 or RS-422 Applications
■ Quad Differential Line Receivers
■ Receiver Output Disable
■ –7V to +12V Common Mode Input Range
■ 1mA Supply Current
■ Single +5V Supply Operation
■ Superior Drop-in Replacement for
   SN75173, SN75175, LTC488 and LTC489
■ Improved ESD Specifications:
   +15kV Human Body Model
   +15kV IEC1000-4-2 Air Discharge
   +8kV IEC1000-4-2 Contact Discharge