Appendix A: Specifications
DG2030 User Manual
AĆ7
Typical Characteristics
This section will describe the typical characteristics for the DG2030. These
values represent typical or average performance and are not absolutely guaran-
teed.
Table AĆ3: Electrical characteristics (typical)
Characteristics
Description
Data and clock out
Rise/fall time (20 % to 80 %)
Value in FAST
500 ps, at 0.25 VpĆp to 1 VpĆp
t
Value represented by FAST line from 2 VpĆp to 5 VpĆp in Figure AĆ2 on page AĆ5, at 1 VpĆp
to 2 VpĆp
t
0.8
Minimum value, at 2 VpĆp to 5 VpĆp
Aberration
Overshoot
x
5 % at 3.5 VpĆp
Amplitude (clock out)
x
5 % at 3.5 VpĆp
Period jitter
Measured by TDS694C-1MHD with TDSJIT1
Refer to Table AĆ4.
Cycle to cycle jitter
Measured by TDS694C-1MHD with TDSJIT1
Refer to Table AĆ5.
Inhibit input
Delay time to data to clock out
Refer to T
d3
and T
d4
in Figure AĆ2 on page AĆ5.
High Z to High Z
34 ns
High Z to High Z
38 ns
Sync output
Level
V
OH
Approx. 5 V (into 1 M
W)
Approx. 2.5 V (into 50
W
)
V
OL
Approx. 0 V (into both 1 M
W
and 50
W
)
Delay time from external trigger
input signal
Internal clock, PLL Off. Refer to T
d1
in Figure AĆ2 on page AĆ5.
Trigger Input
57 ns+ 1/F
clk (GHz)
x
T
d1
x
57 ns+ 2/F
clk (GHz)
Delay time to clock out and
data out
13 ns, Refer to T
d2
in Figure AĆ2 on page AĆ5.
External clock input
Delay time to clock out
36 ns. Refer to T
d6
in Figure AĆ2 on page AĆ5.
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