User's Manual

SU60-SIPT
Datasheet
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Symbol Parameter Min. Typ. Max. Unit
T RX-EYE
Rx eye time opening
Minimum eye time at Rx pins to yield a 10
-12
BER
0.4 - - UI
T RX-EYE-MEDIAN-to-
MAX-JITTER
Maximum time delta between median and
deviation from median
- - 0.3 UI
V RX-CM-ACp AC peak common mode input voltage - - 150 mV
RL RX-DIFF Differential return loss 15 - - dB
RL RX-CM Common mode return loss 0 - 3.6 dB
Z RX-DIFF-DC DC differential input impedance 80 100 120 Ω
Z RX-DC DC input impedance 40 50 60 Ω
Z RX-HIGH-IMP-DC Powered down DC input impedance 200 - - KΩ
V RX-IDLE-DET-DIFF-p-p Electrical idle detect threshold 65 - 175 mV
T RX-IDLE-DIFF-
ENTERTIME
Unexpected electrical idle enter detect threshold
integration time
- - 10 ms
L RX-SKEW Total Skew - - 20 ns
Note: Over full range of values specified in the Recommended Operating Conditions unless otherwise
specified.
Table 27: PCI Express RX Output Specifications – 5GT/s
Symbol Parameter Min. Typ. Max. Unit
UI
Unit interval (UI)
The specified UI is equivalent to a tolerance of +/-
300ppm for each Refclk source. Period does not
account for SSC induced variations.
199.94 - 200.06
ps
V RX-DIFF-PP-CC
Differential RX peak-to-peak voltage for common
Refclk RX architecture
0.12 - 1.2 V
V RX-DIFF-PP-DC
Differential RX peak-to-peak voltage for data
clocked Refclk RX architecture
0.1 - 1.2 V
T RX-TJ-CC
Maximum Rx inherent total timing error for
common Refclk RX architecture
- - 0.4 UI
T RX-TJ-DC
Maximum Rx inherent total timing error for data
clocked RX architecture
- - 0.34 UI
T RX-DJ-DD-CC
Maximum Rx inherent deterministic timing error
for common Refclk RX architecture
- - 0.3 UI
T RX-DJ-DD-DC
Maximum Rx inherent deterministic timing error
for data clocked RX architecture
- - 0.24 UI
T RX-MIN-PULSE Minimum width pulse at Rx 0.6 - - UI
V RX-CM-ACp AC peak common mode input voltage - - 150 mV
RL RX-DIFF Differential return loss 15 - - dB
RL RX-CM Common mode return loss 1- - 3.6 dB
Z RX-DIFF-DC DC differential input impedance 80 100 120 Ω
Z RX-DC DC input impedance 40 50 60 Ω