mpc8378 Freescale Semiconductor, Inc, mpc8378 Datasheet - Page 60

• Manufacturer Part Number: mpc8378
• Description: Powerquicc Ii Pro Processor
• Manufacturer: Freescale Semiconductor, Inc

PCI Express
Figure 39
Figure 40
Figure 41
15 PCI Express
This section describes the DC and AC electrical specifications for the PCI Express bus.
15.1
For more information see
60
DC Requirements for PCI Express SD_REF_CLK and
SD_REF_CLK
provides the AC test load for PCI.
shows the PCI input AC timing conditions.
shows the PCI output AC timing conditions.
High-Impedance
MPC8377E PowerQUICC II Pro Processor Hardware Specifications, Rev. 3
Output Delay
Output
Figure 41. PCI Output AC Timing Measurement Condition
Figure 40. PCI Input AC Timing Measurement Conditions
Section 21, “High-Speed Serial Interfaces (HSSI).”
Output
Input
CLK
CLK
Figure 39. PCI AC Test Load
Z
0
t
PCIVKH
= 50 Ω
t
PCKHOV
R
L
= 50 Ω
t
PCKHOZ
t
t
PCIXKH
PCKHOX
OVDD/2
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