name:         MAX3110E
function:     DUAL serial-interfaced UART/RS232 driver
package:      DIP/wide SO,28
manufacturer: MAXIM
added-by:     Tom Schultz
comment:      3111 is diff voltage version

      +--()--+
 R2IN | 1  28| T2OUT
R2OUT | 2  27| GND
 T2IN | 3  26| V-
T2OUT | 4  25| C2-
R1OUT | 5  24| C2+
 R1IN | 6  23| C1-
T1OUT | 7  22| C1+
  VCC | 8  21| V+
   X2 | 9  20| SHDN/
   X1 |10  19| IRQ/
 CTS/ |11  18| CS/
 RTS/ |12  17| SCLK
   RX |13  16| DOUT
   TX |14  15| DIN
      +------+

This information was added by a third party and may be incorrect.

This pinout came from the Chipdir:
http://www.chipdir.org/