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ICS9LP525-2 Datasheet(PDF) 16 Page - Integrated Device Technology

Part # ICS9LP525-2
Description  56-pin CK505 for Intel Desktop Systems
PDF  21 Pages
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Manufacturer  IDT [Integrated Device Technology]
Direct Link  http://www.idt.com
Logo IDT - Integrated Device Technology

ICS9LP525-2 Datasheet(HTML) 16 Page - Integrated Device Technology

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IDTTM/ICSTM PC MAIN CLOCK
1397—11/08/10
ICS9LP525-2
PC MAIN CLOCK
16
Byte 8 Device ID and Output Enable Register
Bit
Pin
Name
Description
Type
0
1
Default
7
Device_ID3
R
0
6
Device_ID2
R
0
5
Device_ID1
R
0
4
Device_ID0
R
0
3
Reserved
Reserved
RW
-
-
0
2
Reserved
Reserved
RW
-
-
0
1
SE1_OE
Output enable for SE1
RW
Disabled
Enabled
0
0
SE2_OE
Output enable for SE2
RW
Disabled
Enabled
0
Byte 9 Output Control Register
Bit
Pin
Name
Description
Type
0
1
Default
7
PCIF5 STOP EN
Allows control of PCIF5 with assertion of
PCI_STOP#
RW
Free running
Stops with
PCI_STOP#
assertion
0
6
TME_Readback
Truested Mode Enable (TME) strap status
R
normal operation
no overclocking
Latch
5
REF Strength
Sets the REF output drive strength
RW
1X (2Loads)
2X (3 Loads)
1
4
Test Mode Select
Allows test select, ignores REF/FSC/TestSel
RW
Outputs HI-Z
Outputs = REF/N
0
3
Test Mode Entry
Allows entry into test mode, ignores
FSB/TestMode
RW
Normal operation
Test mode
0
2
IO_VOUT2
IO Output Voltage Select (Most Significant Bit)
RW
1
1
IO_VOUT1
IO Output Voltage Select
RW
0
0
IO_VOUT0
IO Output Voltage Select (Least Significant Bit)
RW
1
Byte 10 Stop Enable Register
Bit
Pin
Name
Description
Type
0
1
Default
7
SRC5_EN Readback
Readback of SRC5 enable latch
R
CPU/PCI Stop
Enabled
SRC5 Enabled
Latch
6
Reserved
RW
-
-
0
5
Reserved
RW
-
-
0
4
Reserved
RW
-
-
0
3
Reserved
RW
-
-
0
2
Reserved
RW
-
-
0
1
CPU 1 Stop Enable
Enables control of CPU1 with CPU_STOP#
RW
Free Running
Stoppable
1
0
CPU 0 Stop Enable
Enables control of CPU 0 with CPU_STOP#
RW
Free Running
Stoppable
1
Byte 11 iAMT Enable Register
Bit
Pin
Name
Description
Type
0
1
Default
7
PCI3_CFG1
R
Latch
6
PCI3_CFG0
R
Latch
5
Reserved
Reserved
RW
-
-
0
4
Reserved
Reserved
RW
-
-
1
3
CPU2_AMT_EN
Determines if CPU2 runs in M1 mode.
Only valid if ITP_EN=1. See Note.
RW
Does not Run
Runs
0
2
CPU1_AMT_EN
Determines if CPU1 runs in M1 mode. See Note.
RW
Does not Run
Runs
1
1
PCI-E_GEN2
Determines if PCI-E Gen2 compliant
R
non-Gen2
PCI-E Gen2
Compliant
1
0
CPU 2 Stop Enable
Enables control of CPU 0 with CPU_STOP#
RW
Free Running
Stoppable
1
Reserved
Table of Device identifier codes, used for
differentiating between CK505 package options,
etc.
56-pin device
See Table 3: V_IO Selection
(Default is 0.8V)
See PCI3 Configuration Table 28
See PCI3 Configuration Table



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