82801BA Datasheet, PDF (427/498 Pages) Intel Corporation – Intel 82801BA I/O Controller Hub 2 (ICH2) and Intel 82801BAM I/O Controller Hub 2 Mobile

Pinout and Package Information
Figure 15-2. ICH2 82801BA and ICH2-M 82801BAM Ballout (Top view — Right side)
12
13
14
15
CPUSLP#
CPUPWRGD
GPIO23 (ICH2) GPIO18 (ICH2)
GMUXSEL#
(ICH2-M)
STP_PCI#
(ICH2-M)
SMI#
RCIN#
GPIO22 (ICH2)
CPUPERF#
(ICH2-M)
VRMPWRGD
(ICH2)
VGATE /
VRMPWRGD
(ICH2-M)
INIT#
A20GATE
GPIO20 (ICH2)
STP_CPU#
(ICH2-M)
SDCS1#
V_CPU_IO
V_CPU_IO
GPIO19 (ICH2)
SLP_S1#
(ICH2-M)
SDCS3#
16
SDA0
SDA2
IRQ15
SDA1
17
SIORDY
18
SDD15
SDDACK#
SDDREQ
SDIOW#
SDD14
SDIOR#
SDD0
19
SDD13
SDD1
SDD12
SDD2
20
SDD3
SDD11
SDD4
SDD10
21
VSS
VSS
SDD5
SDD8
22
VSS
A
VSS
B
SDD9
C
SDD6
D
VCC3_3
VCC3_3
VCC3_3
VCC3_3
VCC3_3
PDCS3#
SDD7
PDCS1#
PDA2
E
VCC3_3
PDA1
PDA0
IRQ14
PDDACK#
F
VCC3_3
PDIOR#
PIORDY
PDIOW#
PDDREQ
G
VCC3_3
PDD0
PDD15
PDD14
PDD1
H
VSS
VSS
VSS
VCC3_3
PDD2
PDD13
PDD12
PDD3
J
VSS
VSS
VSS
VCC1_8
PDD11
PDD4
PDD10
K
VSS
VSS
VSS
VCC1_8
PDD5
PDD9
PDD8
L
VSS
VSS
VSS
CLK14
V5REF2
PDD6
PDD7
M
VSS
VSS
VSS
APICD1
APICCLK
SERIRQ
SPKR
N
VSS
VSS
VSS
VCC3_3
AC_SYNC
CLK48
AC_SDOUT
APICD0
P
VCC3_3
AC_BITCLK
PWROK
RSMRST#
FERR#
R
VCCSUS3_3 INTRUDER#
RTCRST#
VBIAS
RTCX2
T
VCCSUS3_3
SMLINK0
TP0(ICH2)
BATLOW#
(ICH2-M)
VCCRTC
RTCX1
U
VCCSUS1_8 VCCSUS1_8 VCCSUS1_8 VCCSUS3_3 VCCSUS3_3 V5REF_SUS
SMLINK1 ^{GPIO24 (ICH2)} AC_RST#
V
CLKRUN#
(ICH2-M)
LAD1 / FWH1
LDRQ1#
LAD0 / FWH0
LDRQ0#
GPIO12
GPIO8
GPIO25
PME#
SLP_S3#
USBP0P
RSM_PWROK
(ICH2)
LAN_PWROK#
(ICH2-M)
SUSSTAT#
USBP2P
USBP0N
OC0#
USBP2N
OC3#
OC1#
PWRBTN#
AC_SDIN1
W
OC2#
AC_SDIN0
Y
FS0
THRM#
GPIO28
PCIRST#
SMBDATA
RI#
SUSCLK
USBP1N
USBP3N
VSS
VSS
AA
LAD3 / FWH3 LAD2 / FWH2
GPIO27
GPIO13
SMBCLK
SMBALERT# /
GPIO11
SLP_S5#
USBP1P
USBP3P
VSS
VSS
AB
12
13
14
15
16
17
18
19
20
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22
82801BA ICH2 and 82801BAM ICH2-M Datasheet
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