81250 Datasheet, PDF (37/64 Pages) Keysight Technologies – Agilent ParBERT 81250 Parallel Bit Error Ratio Tester

Table 39. Parameters for N4875A 7 Gb/s analyzer - AUX OUT
Interface
Amplitude
Output jitter (clock @ AUX OUT)
Connector
AC Coupled, 50 Ω nominal
600 mV nominal
0.01 UI rms typical
SMA female
Table 40. Upgrades 7 Gb/s - 13 Gb/s
Module number
E4874A
E4875A
Upgrade to 13.5 Gb/s
Available on request
Available on request
Table 41. Parameters for N4875A 13.5 Gb/s analyzer - AUX IN
Resolution
TTL compatible
Threshold
Connector
Low (0...1 V)
High (2 V...4 V)
Open
Segment resolution
Internal 500 Ω termination to GND
@ 1.5 V
SMA female
Internal counters are enabled
Internal counters are stopped
Same as low
Table 42. Parameters for N4875A 13.5 Gb/s analyzer - ERROR OUT
Format
Output high level
Output low level
Connector
RZ; active high
0 V ± 100 mV
+1 V ± 100 mV
SMA female
Technical specifications
All specifications describe the
instrument’s warranted perform-
ance. Non-warranted values are
described as typical. All specifi-
cations are valid from 10 to 40 °C
ambient temperature after a
30 minute warm-up phase, with
outputs and inputs terminated
with 50 Ω to ground at ECL levels
if not specified otherwise.
ParBERT 81250 Main Overview
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