PPC460EX-SUB800N AMCC, PPC460EX-SUB800N Datasheet - Page 97

• Manufacturer Part Number: PPC460EX-SUB800N
• Manufacturer: AMCC

Revision 1.19 – June 17, 2009
PCI Express Interface Specification
The following tables contain the PCI Express interface specification.
Table 30. PCI Express Transmitter Specification
AMCC Proprietary
Unit Interval (UI)
Differential Tx peak-to-peak voltage swing
Low power differential Tx peak-to-peak voltage swing
Tx de-emphasis level ratio
Minimum Tx eye width
Maximum time between the jitter median and maximum
deviation from the median
Transmitter rise and fall time
Maximum Tx PLL bandwidth
Minimum Tx PLL BW for 3dB peaking
PCIEnTx/PCIEnTx Tx output rise/fall time
Tx AC common mode voltage
Absolute delta of DC common mode voltage during L0 and
Electrical Idle
Absolute delta of DC common mode voltage between PCIEnTx
and PCIEnTx
Electrical Idle differential peak output voltage
Amount of voltage change allowed during receiver detection
Tx DC common mode voltage
Tx short-circuit current limit
Minimum time spent in Electrical Idle
Maximum time to transition to a valid Electrical Idle after sending
an Electrical Idle Ordered-Set
Maximum transition time to valid differential signaling after
leaving Electrical Idle
Tx differential return loss
Tx common mode return loss
Tx DC differential impedance
Lane-to-Lane output skew
Preliminary Data Sheet
Parameter
Minimum
460EX – PPC460EX Embedded Processor
0.125
− 3.0
0.75
400
800
400
− 10
1.5
50
50
− 6
80
–
–
–
0
0
0
0
–
–
–
–
-
Maximum
0.125
1200
3600
1300
− 4.0
400
100
600
120
22
20
25
20
90
20
20
–
–
–
–
–
–
–
–
mV ppd
mV ppd
Units
MHz
MHz
mV
mV
mV
mV
mV
mV
mA
dB
dB
dB
ps
UI
UI
UI
ps
UI
UI
UI
ps
Ω
Notes
97