EP80579 Datasheet, PDF (1823/1916 Pages) Intel Corporation – Intel® EP80579 Integrated Processor Product Line

Intel^® EP80579 Integrated Processor
49.2
Power Characteristics
49.2.1
Power Supply Requirements
This section describes areas related to the EP80579’s power, including:
• Description of power supply requirements
• Power wells and platform expectations for connecting the power wells
• Power planes
Table 49-6 and Table 49-7 defines the power supply requirements for each power rail.
Note:
Further details for the EP80579 power supply rails are provided in Section 6-3,
“EP80579 Power Supply Pins”
Table 49-6. Operating Conditions Power Supply Rails (Sheet 1 of 2)
Well/Voltage
Rail
Core
1.0 V
(IA-32 core)
1.3 V
(IA-32 core)
1.3 V
(IA-32 core)
1.2 V
I/O
Symbol
VCCVC
VCCVC
VCCVC
VCCA[2:1]
1.2 V
(SOC logic, I/O)
VCC
VCCAHPLL
VCCAPE0PLL12
VCCAPE
0.9 V (DDR2)
VCCRPE
VCCAPLL
VCCARX
VCCATX
VCCSATA
VCCAUSB12
VCCUSB12
VTTDDR
1.8 V
VCC18
Supply Types
Tolerance
+/-
Min
Nominal Max Unit Notes
Core power, Freq @
600 MHz
2%
0.98
1.00
1.02
V
Core power, Freq @
1066 MHz
2%
1.274
1.30
1.326
V
Core power, Freq @
1200 MHz
2%
1.274
1.30
1.326
V
Core PLL Analog Power
5%
1.14
1.20
1.26
V
CRU, CRU_PAD, DDR2,
Expansion Bus, GBE,
IMCH_PAD, MISC I/O,
PCI, Express*, SATA
core power
CRU Analog PLL power
PCI Express* PLL digital
power
PCI Express*
Transmitter/Receiver
analog power
PCI Express* Receiver
digital power
SATA Analog PLL power
SATA Analog receiver
power
SATA Analog transmitter
power
SATA power
USB Analog power
USB Digital power
DDR2 reference
DDR2 I/O power/
Random Number
Generator power
5%
1.14
1.2
1.26
V
5%
1.14
1.2
1.26
V
5%
1.14
1.2
1.26
V
5%
1.14
1.2
1.26
V
5%
1.14
1.2
1.26
V
5%
1.14
1.2
1.26
V
5%
1.14
1.2
1.26
V
5%
1.14
1.2
1.26
V
5%
1.14
1.2
1.26
V
5%
1.14
1.2
1.26
V
5%
1.14
1.2
1.26
V
VTTDDR derived from VCC18, refer to Section
49.5.2.2, “DDR2 DC Characteristics”
5%
1.71
1.8
1.89
V
August 2009
Order Number: 320066-003US
Intel^® EP80579 Integrated Processor Product Line Datasheet
1823