Schematic Diagrams
B - 14 SB VT8237A-3 LPC, LAN, VLINK
B.Schematic Diagrams
SB VT8237A-3 LPC, LAN, VLINKT
UPSTB-
LVREF_SB= 0.3V
APICCLK(2)
R203 0
UPCMD
VBE#
UPSTB+
DNCMD
DNSTB+
+2.5VSBPLL
+2.5VS
+2.5VS
+2.5VS
+3VS
VBAT
RSMRST#
SEEDI
SATA_LED#
VD0
H25
VD1
G26
VD2
K26
VD3
J23
VD4
F26
VD5
G25
VD6
K22
VD7
K24
MCRS A11
MCOL B11
MTXD2 B9
MTXD1 B10
MTXD0 A10
MTXENA C11
MTXCLK C10
MTXD3 A9
MDCK A7
MDIO B7
MRXD3 C7
MRXD1 B8
MRXDV D8
MRXCLK C9
MRXER D10
MRXD2 A8
EECS D11
EEDO B12
EEDI[SDCS1] A12
EECK C12
RAMVCC E7
PLLVCC T22
PLLGND U22
VD8_NC
E24
VD9_NC
G23
VD10_NC
L26
VD11_NC
L25
VD12_NC
E26
VD13_NC
E25
VD14_NC
L24
VD15_NC
M26
VLREF
H22
UPCMD
K23
DNCMD
K25
UPSTB
J26
UPSTB
J24
DNSTB
H26
DNSTB
H24
VCOMPP
J22 RAMGND E6
MIIVCC4 E11
MIIVCC2 E9
MIIVCC3 E10
VBAT
AF4
VCLK
L22
MIIVCC1 D9
GND
P11
GND
P12
GND
P13
GND
P14
GND
P15
GND
P16
GND
R11
GND
R15 GND
R14 GND
R13 GND
R12
GND
R16
GND
R21
GND
T11
GND
T12
GND
T16 GND
T15 GND
T14 GND
T13
VCCVK M24
VCCVK N21
VCCVK N22
VCCVK N23
VCCVK N24
VCCVK N25
VCCVK N26
VCCVK P22
VCCVK P23
VCCVK P24
VCCVK P25
VCCVK P26
VCCVK M21
VCCVK M22
VCCVK M23
RTCX1
AE4
RTCX2
AF3
LREQ0
AE6 LFRM
AF6
MRXD0 C8
MIISUS25-1 D12
MIISUS25-2 E12
VCCVK L21
VCCVK K21
LAD0
AD8
LAD1
AF7
LAD2
AE7
LAD3
AD7
VBE
G24
VPAR
F24
LREQ1_NC
AE8
PHYRST_NC D7
PWRGD
AC5
RSMRST
AD4
FERR U24
A20M U26
IGNNE T24
INIT R26
INTR T25
NMI T26
SMI U25
STPCLK R24
SLP V26
GHI/GPIO22 R22
DPSLP/GPIO23 P21
PCICLK R23
APICCLK/GPI19_NC U23
APICD0/GPIO10_NC R25
APICD1/GPIO11_NC T23
VGATE/GPIO8_NC AC9
VIDSEL/GPIO28 AC8
VRDSLP/GPIO29 AB9
AGPBZ/GPI6 AD10
VCCVK M25
VCCVK L23
VCCVK L19
VCCVK M19
VCCVK N19
VCCVK P19
GND
AA21
GND
AB19
GND
AB22
GND
AB25
GND
AC18
GND
AE17
GND
W22
GND
W25
GND
AE19
GND
AE22
GND
AE25
GND
AA9
GND
T21
GND
AA10
GND
AB18
GND
K19
VIOUT_NC
F23
VIIN_NC
G22
PHYPWRDN# F8
U13C
VT8237A
SEEDI (12)
VGATE
VRDSLP
AGPBZ#
PCLKSB(2)
HTSTOPSB#(3,8)
FWH_FLASH#(22)
40mil
VBAT
LPC_DRQ#
LPC_FRAME#
VLAD[0..15]
C528
0.1U
VBE#(10)
UPCMD(10) DNCMD(10)
UPSTB+(10)
FERR#
UPSTB-(10)
DNSTB+(10) DNSTB-(10)
1 2
L48
HCB-2012K-121T30
AGPBZ#
LPC_FRAME#(22,24)
APICD1
APICD0
1 2
L49
HCB-2012K-121T30
C279
0.1UF(R)
C280
0.1UF
C277
0.1UF(R)
LPC_DRQ#(22)
T
GND_SBPLL
+2.5VSBPLL
ALL_PWRGD(2,3,10,11,31)
T
DNSTB-
T
RSMRST#(21,31)
A C
D9
SCS551V
T
ALL_PWRGD
T
+2.5VRAM
Y3
32.768KHZ
T
GND_SBPLL
C295
10PF
C294
10PF
+2.5VSBPLL
T
T
T
APICD0
T
T
AGPBZ#(10)
T
VGATE
T
C884
1UF(R)
T
BAT1
CR2032
VLAD11
VCOMPP
LVREF_SB
VCLK_SB
VLAD14
VLAD12
VLAD13
VLAD8
VLAD15
VLAD10
VLAD9
VLAD7
VLAD6
VLAD5
VLAD3
VLAD4
VLAD2
VLAD0
VLAD1
VPAR
VPAR(10)
VCLK_SB(2)
T
T
+3VS+2.5VS
PCLKSB
SPACE 15 mil
VDD5(14,16,18,23,24,26,27,32)
VDD5
VDD5
LVREF_SB
20 mil
RSMRST#
VBAT
LPC_AD0
R239 1K
T
LPC_AD1
LPC_AD2
SWBKON(16)
LPC_AD3
R223 1K
HTSTOPSB#
R216 360
T
R212 360
R240 4.7K
T
A C
D8
1N4148
C846
0.1UF
C862 0.1UF
C276 10UF
R82 750_1% R83 560_1%
C866 10UF
C870 0.1UF
R424
1.91K_1%
C872 0.1UF
R584 2 +2.5VS
C860 10UF
C850 0.1UF
C849 10UF
C881 0.1UF
C878 10UF
R206 360_1%
C851 0.1UF
C877 0.1UF
+3VS
C847 0.1UF
C867 10UF
C863 0.1UF
R81 1K
C853 0.1UF
C876 0.1UF
C852 0.1UF
C861 0.1UF
R84
1K
C854 0.1UF
CA2
1U
C869 10UF
C865 0.1UF C871 0.1UF
FERR#
R241 4.7K
+2.5VS
APICD1
2 1
J2
JOPEN
LPC_DRQ#
R633 4.7K
C527
0.1U
T
VBAT
VBAT
+2.5VS
VBAT(12)
+2.5VS(3,8,11,12,34)
T
VLAD[0..15](10)
R204
4.7K
+3VS(2,8,9,10,11,12,14,15,16,19,20,21,22,24,25,27,29,31,32,33)
+3VS
C272
0.1U
C275
0.1U
R205
665_1%
LPC_AD2(22,24) LPC_AD1(22,24) LPC_AD0(22,24)
LPC_AD3(22,24)
GNDRAM
+3VS(2,8,9,10,11,12,14,15,16,19,20,21,22,24,25,27,29,31,32,33)
+3VS
VRDSLP
VCOMPP
APICCLK
32KHZX1
SATA_LED#(16)
32KHZX2