DESCRIPTION
The SP3493 and the 3494 devices are +3.3V, low power transceivers that meet the specifications of the RS-485 and RS-422 serial protocols. The SP3493 and the 3494 devices are pin-to-pin compatible with the Sipex SP3490 and the SP3481 devices, respectively, as well as other popular industry standards.

■ Operates From A Single +3.3V Supply
■ Interoperable With +5V Logic
■ +200mV Receiver Input Sensitivity
■ -7V to +12V Common-Mode Input
   Voltage Range
■ Devices Allow Up To 32 Transceivers
   On The Serial Bus
■ Driver/Receiver Enable Lines (SP3494)
■ 2nA Low-Power Shutdown Mode (SP3494)
■ Compatible With The MAX3488, LTC490
   and 75179 Industry Standard Pinouts
   (SP3493)
■ Compatible With The MAX3486 and 75176
   Industry Standard Pinouts (SP3494)