Table of Contents
Advertisement
Table 101.
Decoupling Recommendations (Sheet 2 of 3)
Power/Ground
Pin Name
VCCSATA33
VCCGBE33
Suspend/Resume Power Pins
VCCSUS1
VCC1P2_USBSUS
VCCPSUS
VCCGBEPSUS
VCCSUS25
VCC50_SUS
Analog Power Pins with Filter
Note:
See
VCCARX
VCCATX
VCCAPLL
VCCAUSB12
VCCAHPLL
VCCAPE0PLL12
®
Intel
EP80579 Integrated Processor Product Line
Platform Design Guide
311
®
Intel
EP80579 Integrated Processor Product Line—Schematics Checklist
Type
Configuration
3.3V SATA power supply
PWR
• Connect to VCC33
power supply(3.3V)
3.3V GbE power supply
PWR
• Connect to VCC33
power supply(3.3V)
1.2V sustain supply for
PWR
both I/O and core logic
1.2V USB sustain power
supply
PWR
• Connect to VCCSUS1
power supply
3.3V sustain power supply
PWR
for I/O logic
3.3V GbE sustain power
supply
PWR
• Connect to VCCPSUS
power supply
2.5V GbE sustain power
PWR
supply
PWR
5.0V sustain power supply
Section 6.6.5
and
Table 13
for Analog Filter guidelines
1.2V SATA Analog Power:
• connect to VCC
PWR
(1.2V) with analog
filter
1.2V SATA Analog Power:
• connect to VCC
PWR
(1.2V) with analog
filter
1.2V SATA Analog Power:
• connect to VCC
PWR
(1.2V) with analog
filter
1.2V USB Analog Power:
• connect to VCC
PWR
(1.2V) with analog
filter
1.2V CRU PLL Analog
Power
PWR
• connect to VCC
(1.2V) with analog
filter
1.2V PCI Express Analog
power supply
PWR
• connect to VCC
(1.2V) with analog
filter
Decap
Qty
Component Layout Notes
10 µF
2
0.1 µF
2
10 µF
2
0.1 µF
2
10 µF
2
0.1 µF
2
10 µF
2
0.1 µF
2
Order Number: 320068-005US
May 2010
Advertisement
Table of Contents
