Anritsu MP2110A BERTWave - Cru (Mp2110 A-054)

Chapter 7 Performance Test
7-36
7.3.4 CRU (MP2110A-054)
(1) Specification
Sensitivity: 20 mVp-p or less
25.78125 Gbit/s, PRBS2
31
–1 NRZ, Loop BW = 10 MHz,
Single-ended, Mark ratio 1/2, Using MP2110A PPG
Additive jitter: 400 fs or less
25.78125 Gbit/s, 26.5625 Gbit/s, 28.05 Gbit/s, Input amplitude
400±100 mVp-p, 1/4Clock Pattern, Loop BW = 10 MHz,
Single-ended, Mark ratio 1/2, Using MP2110A PPG
(2) Setup
Figure 7.3.4-1 CRU Sensitivity Test Connection Diagram
(a) Amplitude Check
Fixed Attenuator
Coaxial Terminator
(b) CRU Sensitivity Test
Open