Logic Levels, Terminations And - Agilent Technologies 71612 Quick Reference

Logic Levels, Terminations and Data Rates
Logic Levels
Family
V
hi
V
lo
V
pp
Termination
Z
Supply
Family
V
hi
V
lo
V
pp
Termination
Z
Supply
SCFL
0 V -0.9 V
-0.9 V -1.75 V
900 mV 850 mV
0 V -2 V
50 Ω 50 Ω
0/-3.5 V 0/-5.2 V
LVPECL
2.4 V >2.4 V
1.55 V <0.8 V
850 mV
+1.3 V
50 Ω
3.3/0 V 5/0 V
ECL PECL
4.1 V
3.25 V
850 mV
+3 V
50 Ω
5/0 V
TTL LVTTL
>2.0 V
<0.8 V
3.3/0 V
BER -
What is it?
59