Tektronix DG2020A, User Manual

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Appendix A: Performance Characteristics
DG2020A, P3410, & P3420 User Manual
AĆ7
Typical Characteristics
This section will describe the typical characteristics for the DG2020A. These
values represent typical or average performance and are not absolutely guaran-
teed.
Table AĆ3: Electrical characteristics (typical)
Characteristics Description
Clock generator
Internal clock
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.
P3410 ( TTL output pod )
Data output
Over / under shoot 0.5 V ( into 1 M 10 pF )
Rise / fall time 2 ns ( 20% to 80%, into 1 M 10 pF )
Channel skew 3 ns ( CH0 and other channels, same pod )
2 ns ( CH0 and CH0, two pods of same type )
Internal inhibit delay -5 ns
Inhibit input
Delay to data output 18 ns
P3420 ( Variable output pod )
Data output
Output current Total output current < 500 mA
-30 mA ( Sink )
+30 mA ( Source )
Over / under shoot ( 5% of Swing ) 0.1 V ( into 1 M 10 pF )
Rise / fall time 2 ns ( 20% to 80%, into 1 M 10 pF, 0 to 5 V swing )
Channel skew 3 ns ( CH0 and other channels, same pod )
2 ns ( CH0 and CH0, two pods of same type )
Internal inhibit delay -2 ns
Inhibit input
Delay to data output 16 ns