307013-003 Datasheet, PDF (79/848 Pages) Intel Corporation – Intel I/O Controller Hub 7

Intel^® ICH7 Pin States
3 Intel^® ICH7 Pin States
3.1
Integrated Pull-Ups and Pull-Downs
Table 3-1.
Integrated Pull-Up and Pull-Down Resistors (Sheet 1 of 2)
Signal
ACZ_BIT_CLK, AC ‘97 (Desktop and
Mobile Only)
ACZ_RST#, AC ‘97 (Desktop and
Mobile Only)
ACZ_SDIN[2:0], AC ‘97 (Desktop and
Mobile Only)
ACZ_SDOUT, AC ‘97 (Desktop and
Mobile Only)
ACZ_SYNC, AC ‘97 (Desktop and Mobile
Only)
ACZ_BIT_CLK, Intel^® High Definition
Audio
ACZ_RST#, Intel High Definition Audio
ACZ_SDIN[2:0], Intel High Definition
Audio
ACZ_SDOUT, Intel High Definition Audio
ACZ_SYNC, Intel High Definition Audio
DD7
DDREQ
DPRSLPVR / GPIO16
EE_CS (Desktop and Mobile Only)
EE_DIN (Desktop and Mobile Only)
EE_DOUT (Desktop and Mobile Only)
GNT[1:0]
GNT[3:2],
GNT4# / GPIO48
GNT5# / GPIO17
GPIO25
LAD[3:0]# / FHW[3:0]#
LAN_CLK (Desktop and Mobile Only)
LAN_RXD[2:0] (Desktop and Mobile
Only)
LDRQ[0]
LDRQ1 / GPIO23
PME#
PWRBTN#
SATALED#
Resistor
Pull-down
Pull-down
Pull-down
Pull-down
Pull-down
Pull-Down
None
Pull-down
Pull-down
Pull-down
Pull-down
Pull-down
Pull-down
Pull-down
Pull-up
Pull-up
Pull-up
Pull-up
Pull-up
Pull-up
Pull-down
Pull-up
Pull-up
Pull-up
Pull-up
Pull-up
Pull-up
Nominal
20 kΩ
20 kΩ
20 kΩ
20 kΩ
20 kΩ
20 kΩ
N/A
20 kΩ
20 kΩ
20 kΩ
11.5 kΩ
11.5 kΩ
20 kΩ
20 kΩ
20 kΩ
20 kΩ
20 kΩ
20 kΩ
20 kΩ
20 kΩ
100 kΩ
20 kΩ
20 kΩ
20 kΩ
20 kΩ
20 kΩ
15 kΩ
Notes
1, 2, 3
1, 2, 4
2, 4
2, 4, 5
2, 4, 5
2, 6, 7
2
2, 4
1, 2
2, 4
8
8
4, 9
10, 11
10
10
10, 12
10, 19
10, 13
10
14
15
10
10
10
10
16
Intel ^® ICH7 Family Datasheet
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