Artesyn SCP-P4040-4G-ENP2 Installation and Use (August 2014) - Manual (Page 55)

Chapter 5
SCP-P4040-4G-ENP2 Installation and Use (6806800P60B) 55
Clock Structure
The SCP-P4040-4G-ENP2 needs several kinds of single ended and differential clocks for
booting up and normal operating. Following is the clock distribution tree:
Figure 5-1 Clock Distribution
Bank
1
Bank
2
Bank
3
GE PHY Crystal
ICS9FG104
(<50ps)
Crystal
ICS9FG104
(<50ps)
Crystal
100 MHz
OSC
RTC
32.768
KHz
24 MHz
OSC
USB PHY
Device on
Carrier
COME Connector
100 MHz
100 MHz
125 MHz
USB PHY
CY2305
Device on
Carrier
125 MHz
P4040
100 MHz
32.768 KHz
60 MHz 24 MHz
Reference clock for
Bank 2#/3# Reference clock for
Bank 1#