ICS889834 Datasheet, PDF (2/7 Pages) Integrated Circuit Systems – LOW SKEW, 2-TO-4 LVCMOS/LVTTL-TO-LVPECL/ECL CLOCK MULTIPLEXER

Integrated
Circuit
Systems, Inc.
HiPerClockS™ Application Note
3.3V LVPECL DRIVER TERMINATION
VCCO=VEE+3.3V
VEE
Zo = 50 Td
+
-
Zo = 50 Td
R2
R1
50
50
VCCO-2V
Figure 2 Standard 3.3V LVPECL Termination
VCCO =3.3V
Zo = 50 Td
Zo = 50 Td
3.3V
R1
R3
125
125
+
-
R2
R4
84
84
Figure 3 Equivalent 3.3V LVPECL Termination
www.icst.com/products/hiperclocks.html
2
Aug 02, 2002