User Manual

MSO-2000E & 2000EA User Manual
168
9. Set the threshold level using the
side menu.
Analog
channel
Range
00.0V~ 5 screen divisions
Set to TTL 1.4V
Set to ECL -1.3V
Set to 50%
Digital
channel
Range
-5.00V~ +5.00V
TTL 1.4V
5.0V CMOS 2.5V
3.3V CMOS 1.65V
2.5V CMOS 1.25V
ECL -1.3V
PECL 3.7V
0V 0V
Note
Setting the trigger threshold for a digital source
will also change the threshold levels set in the
Logic Analyzer menu (page 217).