DS90C031
(LVDS RS-644 CIRCUITS)
LVDS Quad CMOS Differential Line Driver

       +-----------+
DIN1   |1  +--+  16| VCC
DOUT1+ |2        15| DIN4
DOUT1- |3        14| DOUT4+
    EN |4  DS90  13| DOUT4-
DOUT2- |5  C031  12| EN*
DOUT2+ |6        11| DOUT3-
  DIN2 |7        10| DOUT3+
   GND |8         9| DIN3
       +-----------+