User manual

Appendix A: Specifications
TDS3000 Series User Manual
A–7
Specifications (Cont.)
Trigger
T
ri
gg
er
level
a
cc
u
r
a
c
y,
ticl
Source Sensitivity
t
yp
ic
a
l
Any channel ±0.2 divisions
External trigger ±20 mV
External/10 trigger ±200 mV
Line N/A
Trigger holdoff range 250.8 ns to 10 s
V
i
d
eo
tri
gg
er
s
e
ns
itivit
y,
ticl
Triggers on negative sync of NTSC, PAL, or SECAM signal
t
yp
ic
a
l
Source Sensitivity
Any channel 0.6 to 2.5 divisions of video
sync tip
External trigger 150 mV to 625 mV of video
sync tip
External/10 trigger 1.5 V to 6.25 V of video sync
tip
B Trigger Trigger After Time Trigger After B Events
Range 13.2 ns to 50 s 1 event to 9,999,999 events
Minimum time
between arm and
trigger, typical
5ns from the end of the time
period and the B trigger event
5 ns between the A trigger
event and the first B trigger
event
Minimum Pulse
Width, typical
— B event width, 2 ns
Maximum Fre-
quency, typical
— B event frequency, 250 MHz