Product specifications

VT8237R Data Sheet
Revision 2.06 December 15, 2004 -7- Pin Diagram
PINOUTS Figure 4. Ball Diagram (Top View)
Key 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26
A
GND GND
INTG#
GPIO14
INT
A#
REQ
0#
GNT
0#
MD
CK
MRX
D2
MTX
D3
MTX
D0
M
CRS
EE
DI
USB
GND
USB
P7+
USB
GND
USB
P5+
USB
GND
USB
P3+
USB
GND
USB
P1+
USB
GND
USB
VCC
VCC
UPLL
USB
OC5#
USB
OC7#
USB
OC6#
B
GND GND
INTH#
GPIO15
INT
B#
INT
C#
REQ
1#
MD
IO
MRX
D1
MTX
D2
MTX
D1
M
COL
EE
DO
USB
GND
USB
P7–
USB
GND
USB
P5–
USB
GND
USB
P3–
USB
GND
USB
P1–
USB
GND
USB
VCC
VCC
UPLL
USB
OC4#
USB
REXT
USB
OC2#
C
CBE
1#
SERR# PERR#
INT
D#
REQ
2#
GNT
2#
MRX
D3
MRX
D0
MRX
CLK
MTX
CLK
MTX
ENA
EE
CK
USB
GND
USB
GND
USB
GND
USB
GND
USB
GND
USB
GND
USB
GND
USB
GND
USB
GND
USB
VCC
GND
UPLL
VSUS
USB
USB
OC3#
USB
OC0#
D
AD11 AD13 AD14
INTE#
GPIO12
REQ
3#
GNT
1#
PHY
RST#
MRX
DV
MII
VCC
MRX
ERR
EE
CS#
MII
VCC25
USB
GND
USB
P6+
USB
GND
USB
P4+
USB
GND
USB
P2–
USB
GND
USB
P0–
USB
GND
USB
VCC
GND
UPLL
USB
OC1#
UPEN#
GPO9
UPWR
GPI9
E
AD8
CBE
0#
AD10
INTF#
GPIO13
GNT
3#
LAN
GND
LAN
VCC
GND
MII
VCC
MII
VCC
MII
VCC
MII
VCC25
USB
GND
USB
P6–
USB
GND
USB
P4–
USB
GND
USB
P2+
USB
GND
USB
P0+
USB
GND
USB
VCC
USB
CLK
VD
08
VD
13
VD
12
F
AD4 AD7 AD15 PAR
F5
GND GND
F8 9 10 11 12 13 14 15 16 17 18 19 20 F21
USB
VCC
NC
V
PAR
GND
VD
04
G
AD5 AD0 AD9 AD12
G5 G6 G7 LAN Pins USB Pins
V-
Link
G21
NC
VD
09
VBE
0#
VD
05
VD
01
H
T
RDY#
DEV
SEL#
AD3 AD6
H5
VCC
33
VCC
33
VCC
33
VCC
33
USB
GND
USB
GND
USB
GND
USB
GND
USB
GND
USB
GND
Pins H21
VL
VREF
GND
DN
STB#
VD
0
DN
STB
J
FRM#
I
RDY#
AD2 AD1 GND
J6
VCC
33
VCC
25
VCC
25
VCC
25
VCC
25
USB
VCC
USB
VCC
USB
VCC
USB
VCC
USB
VCC
USB
VCC
J20
GND
VL
COMP
VD
03
UP
STB#
GND
UP
STB
K
AD19 AD18 AD16 STOP# GND
K6 PCI
VCC
33
VCC
25
K10 11 12 13 14 15 16 K17
GND GND
K
VCC
VK
VD
06
UP
CMD
VD
07
DN
CMD
VD
02
L
AD23 AD21 AD17
CBE
2#
L5 Pins
VCC
33
VCC
25
L GND GND GND GND GND GND L
VCC
25
VCC
VK
L
VCC
VK
V
CLK
VCC
VK
VD
14
VD
11
VD
10
M
AD25 AD24
CBE
3#
AD20
M5
VCC
33
VCC
25
M GND GND GND GND GND GND M
VCC
25
VCC
VK
M
VCC
VK
VCC
VK
VCC
VK
VCC
VK
VCC
VK
VD
15
N
AD29 AD28 AD27 AD22
N5
VCC
33
VCC
25
N GND GND GND GND GND GND N
VCC
25
VCC
VK
N
VCC
VK
VCC
VK
VCC
VK
VCC
VK
VCC
VK
VCC
VK
P
AD30 AD31
REQ
4#
AD26 GND
P6
VCC
33
VCC
25
P GND GND GND GND GND GND P
VCC
25
VCC
VK
P
DP
SLP#
VCC
VK
VCC
VK
VCC
VK
VCC
VK
VCC
VK
R
PCI
RST#
GNT5#
GPO7
REQ5#
GPI7
GNT
4#
GND
R6
VCC
33
VCC
25
R GND GND GND GND GND GND R
VCC
25
VCC
33
R
GND GHI#
PCI
CLK
STP
CLK#
APICD0
GPIO10
INIT#
T
AC
BTCK
AC
SYNC
AC
RST#
VSUS
25
T5 AC97
VCC
33
VCC
25
T10 GND GND GND GND GND GND T
VCC
25
VCC
33
T
GND
PLL
VCC
APICD1
GPIO11
IGN
NE#
INTR NMI
U
AC
SDI2
AC
SDOUT
AC
SDI0
VSUS
25
U5
VCC
33
VCC
25
U10 11 12 13 14 15 16 U17
VCC
25
VCC
33
U
U21
PLL
GND
APICCK
GPI9
FERR# SMI# A20M#
V
KB
DT
AC
SDI1
AC
SDI3
BAT
LOW#
GND
V6
KB
/MS
VCC
33
VCC
25
VCC
25
VCC
25
VCC
25
VCC
25
VCC
25
VCC
25
VCC
25
VCC
25
VCC
25
VCC
33
V
VCC
33
PD
CS1#
PD
CS3#
PD
DAK#
PD
A1
SLP#
W
MS
CK
MS
DT
KB
CK
PME# GND
W6 PM
VCC
33
VCC
33
VCC
33
VCC
33
VCC
ATS
VCC
ATS
VCC
ATS
VCC
ATS
VCC
ATS
VCC
33
VCC
33
VCC
33
W
VCC
33
GND
PD
A0
PD
A2
GND
PD
IOR#
Y
CPU
MISS
RING#
SUS
ST#
AOLGI
THRM#
Y5 PM LPC Pwr 9 10 SATA Pins SIDE PIDE Y
VCC
33
PD
RDY
PD
DRQ
PD
D1
PD
IOW#
PD
D14
AA
EXT
SMI#
SUSA#
GPO2
GPO
0
VSUS
33
AA5 6 7 8
GND GND
11 12 13 14 15 16 17 18 19 AA20
GND
PD
D0
PD
D15
PD
D13
PD
D3
PD
D2
AB
SMB
ALRT#
SMB
DT1
SUS
CLK
VSUS
33
VSUS
33
VSUS
33
PCK
RUN#
OSC
VDSLP
GPIO29
GND
AO
VCC
AS
GND
AS
STX
1+
GND
ATS
STX
2+
GND
AS
VCC
AO
GND GND
SD
D1
SD
COMP
GND
PD
D12
PD
D11
GND
PD
D4
AC
LID#
GPI
1
SMB
CK2
SMB
CK1
PWR
GD
GPIOD
PCGNTB
CPU
STP#
VIDSEL
GPIO28
VGATE
GPIO8
VCC
AO
VCC
AS
GND
AS
STX
1–
GND
ATS
STX
2–
GND
AS
VCC
AO
GND
SD
VREF
SD
D0
SD
D2
SDA1
strap
PD
D6
PD
D9
PD
D10
PD
D5
AD
SMB
DT2
PWR
BTN#
SUSB#
RSM
RST#
GPIOB
PCREQB
PCI
STP#
L
AD3
L
AD0
SER
IRQ
AGBZ#
GPI6
SR
EXT
GND
ATS
GND
ATS
GND
ATS
GND
ATS
GND
ATS
SD
DRQ
SD
D5
SDD6
SD
D10
SD
D13
SD
D14
SD
DAK#
IRQ
14
PD
D7
PD
D8
AE
IN
TRUD#
GPI
0
GPO
1
RTC
X1
GPIOA
PCREQA
L
REQ0#
L
AD2
L
REQ1#
TEST
S
XO
VCC
A33
GND
ATS
SRX
1+
GND
ATS
SRX
2+
GND
ATS
GND
SD
D3
GND
SD
D8
SD
D11
GND
SD
IOW#
SDA2
strap
GND
IRQ
15
AF
PWR
OK#
SUS
C#
RTC
X2
V
BAT
GPIOC
PCGNTA
L
FRM#
L
AD1
SPKR
strap
TPO
S
XI
GND
A33
GND
ATS
SRX
1–
GND
ATS
SRX
2–
GND
ATS
SD
RDY
SD
D4
SD
D7
SD
D9
SD
D12
SD
D15
SD
IOR#
SDA0
strap
SD
CS1#
SDCS3#
strap