Tektronix TDS7054, Руководство по обслуживанию

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Specifications
TDS7104 & TDS7054 Service Manual
1- 13
Table 1- 4: Trigger specifications (Cont.)
Characteristic Description
Trigger level or threshold accuracy,
typical Edge trigger, DC coupling, for signals having rise and fall
times
≤
20 ns
Trigger Source Accuracy
Any channel
±
[(2%
×
| setting -- net
offset | ) + (0.3 div
×
volts/
div setting) + offset accu-
racy]
Auxiliary Not calibrated or specified
where, net offset = offset -- (position
×
volts/division )
Set level to 50% function Operates with signals
≥
30 Hz
Trigger position error, typical Edge trigger, DC coupling, for signals having a slew rate
at the trigger point of
≥
0.5 div/ns
Acquisition mode Error
Sample, Average
±
(1 displayed point + 1ns)
Envelope
±
(2 displayed 1ns)
Trigger jitter, typical
σ
= 8 ps
B Event (Delayed) trigger Trigger After Time Trigger on n
th
Event
Range Delay time = 16 ns to 250 s Event count = 1 to 10
7
Minimum time between arm
(A Event) and trigger
(B Event), typical 2 ns from the end of the
time period to the B trigger
event 2 ns between the A trigger
event and the first B trigger
event
Minimum pulse width,
typical — B event width
≥
1 ns
Maximum frequency, typical — B event frequency
≤
500 MHz