Filter
Top Products
Schematic Diagrams
SB VT8237A-2 IDE, ISA & SATA B - 13
B.Schematic Diagrams
SB VT8237A-2 IDE, ISA & SATA
Sheet 12 of 40
SB VT8237A-2 IDE,
ISA & SATA
4.6mA
25MHZXO_S
25MHZXI_S
SREXT
R_PPDCS1#
R_PPDRVREQ
R_PPDCS3#
R_PPIOR#
R_PPIORDY
R_PPIOW#
R_PPDMACK#
R_PPDA0
R_PPDA2
R_PPDA1
SDD9
WOW_CNTL#
R_PPDCS3#
SDD12
SDD10
SDD11
SDD3
SDD15
SDD2
SDD4
SDD13
SDD14
SDD0
SDD1
SDD6
SDD5
SDD7
VDDA0
PCISTP#
PEWAKE#
SREXT
VDDA33
PEHPSCI#
SDD8
NEAR CHIPSET
1 - Disable SATA master/slave mode
SEEDI
SDD[0..15]
SRX1+
SRX1-
STX2+
STX1+
STX2-
SRX2-
SRX2+
STX1-
SDCS#1
RI#
SATA50COMP
S_RX_P_C
S_RX_M_C
H_TX_M_C
H_RX_M_C
H_TX_P_C
S_TX_M_C
H_RX_P_C
S_TX_P_C
GPIOA
V_ADJ-
R_PPDA1
GATE_PCIRST#
D04
R_PPHD8
R_PPHD9
R_PPHD12
R_PPHD14
R_PPHD10
R_PPHD11
R_PPHD13
R_PPHD15
SDDREQ
SDCS#3
SDA2
SDIORDY
SDA0
SDA1
SDDACK#
SDIOR#
SDIOW#
+2.5VSATA
PEHPSCI#
SUS_ST#
GPIOD
V_ADJ+
SWI#
ICHSPK
CPUSTP#
TPO
V_ADJ-
GPIOB
SUSA#
SUSC#
THERMTRIPA#_SD
GPIOC
GPIOD
SUSB_SB#
PWROK_NB#
CPUSTP#
ACZ_SDIN3
PME#
CLKRUN#
SUS_CLK
SERIRQ
ACZ_BITCLK
ACZ_SDIN1
ACZ_SDIN0
SMBCLK
SMBDATA
SIO_OSC
TPO
PEWAKE#
PCISTP#
SERIRQ
GPI0
RI#
ACZ_SDIN2
INTRUDER
ICHSPK
ACZ_SDIN3
ACZ_SDIN2
SIDEVREF
ACZ_SDIN1
CLKRUN#
GPIOB
[For VT8237]
0 - Disable (Default)
PDA0 => HCLK Selection
0 - Disable (Default)
1 - 16-Bit
(VD[2])
1 - Internal HCLK enable
001 - 400MHz
1 - Enable
100 - 1000MHz
GPIOB => LDT Width
000 - 200MHz (Default)
1 - Enable
0 - External EEPROM (On board)(Default)
0 - Disable (Default)
011 - 800MHz
PDA1 => External loop test mode
1 - Enable
GPIO[D,A,C] => LDT Frequency
PDA2 => ROMSIP Select
Power Up Strappings :
010 - 600MHz
(VD[1:0],VID3)
0 - 8-Bit (Default)
SEEDI => Internal EEPROM Strapping
0 - External HCLK enable (Default)
1 - BIOS porting - ACR
-PDCS3 => Test Mode Select
PEPMSCI#
1 - Disable external SATA PHY
GPI0
INTRUDER
VDDA33
0/1:Enable/disable100Mhz VLink clock
SMBCLK
SMBDATA
GNDA0
R_PPHD0
+2.5VSATA
GATE_PCIRST#
R_PPHD1
R_PPHD2
R_PPHD3
R_PPHD5
R_PPHD7
R_PPHD6
R_PPHD4
ACZ_SYNC
25MHZXI_S
0/1 - Enable/disable LPC FWH command
GPIOC
25MHZXO_S
SUSA#
CPU_ALERT#
SUS_CLK
R_PPDA2
S_TX_M_C
H_TX_P_C
H_RX_M_C
S_TX_P_C
S_RX_M_C
S_RX_P_CH_RX_P_C
H_TX_M_C
V_ADJ+
SIDEVREF
R_PPHD[0..15]
C288 1200PF
R246 2.2K
R626 4.7K
R226 4.7K
R231 1K(R)
R235 1M
8 1
7 2
6
5
3
4
RN31 8P4R-10K
R638 4.7K(R)
R242 1K(R)
R217 2.2K
R210 2.2K
R639 2.2K
C886
0.1UF(R)
R236 4.7K
R598 4.7K
C894 0.01UF
L101
FCM2012V-121
C868
0.1UF
R640 2.2K
L102
FCM2012V-121
R227 4.7K
R632 4.7K
R215 4.7K(R)
PEPMSCI#
R209 4.7K
R636 4.32K_1%
R224 2.2K
C299
0.1UF
R208 4.7K
R600 4.7K
R218 1K(R)
R605 10K
R625 4.7K
IRQ14
R_PPDA0
R608 360_1%(R)
PDD0
AA22
PDD1
Y24
PDD2
AA26
PDD3
AA25
PDD4
AB26
PDD5
AC26
PDD6
AC23
PDD7
AD25
PDD8
AD26
PDD9
AC24
PDD10
AC25
PDD11
AB24
PDD12
AB23
PDD13
AA24
PDD14
Y26
PDD15
AA23
PDA0[SDA0]
W23
PDA1[SDA1]
V25
PDA2[SDA2]
W24
PDDREQ
Y23
PDDACK[ ]
V24
PDIOR
W26
PDIOW
Y25
PDRDY
Y22
PDCS1[ ]
V22
PDCS3[SDCS3]
V23
ACBITCLK
T1
ACSDIN0
U3
ACSDIN1
V2
ACSDIN2/GPIO20/PCS0
U1
ACSDIN3/SLP_BTN/GPIO21/PCS1
V3
ACSYNC[ ]
T2
ACSDO[SOE]
U2
ACRST
T3
IRQ14
AD24
IRQ15
AE26
SDD0/TBC1_SDD0
AC20
SDD1/VALID_SDD1
AB20
SDD2
AC21
SDD3/RXD2_SDD3
AE18
SDD4/RXD3_SDD4
AF18
SDD5/RXD4_SDD5
AD18
SDD6/RBC0_SDD6
AD19
SDD7/RBC1_SDD7
AF19
SDD8/RXD5_SDD8
AE20
SDD9/RXD6_SDD9
AF20
SDD10/RXD7_SDD10
AD20
SDD11/RXD8_SDD11
AE21
SDD12/RXD9_SDD12
AF21
SDD13/TXD0_SDD13
AD21
SDD14/TXD1_SDD14
AD22
SDD15/TXD2_SDD15
AF22
SDDRQ/RXD1_SDDRQ
AD17
SDDACK/TBC0_SDDACK
AD23
SDIOR/TXD4_SDIOR
AF23
SDIOW/TXD3_SDIOW
AE23
SDRDY/RXD0_SDRDY
AF17
SDCS1/TXD8_SDCS1[ ]
AF25
SDCS3/TXD9_SDCS3[ ]
AF26
SDA0/TXD6_SDA0[ ]
AF24
SDA1/TXD5_SDA1[ ]
AC22
SDA2/TXD7_SDA2[ ]
AE24
PWRBTN
AD2
RING/GPI3
Y2
EXTSMI/GPI2
AA1
PME
W4
LID/GPI4
AC1
BATLOW/GPI5
V4
SUSST1/GPO3
Y3
SUSCLK/GPO4
AB3
SUSA/GPO2_GPO1
AA2
SUSB/NC_GPO2
AD3
SUSC
AF2
SMBALRT
AB1
SMBCK1
AC4
SMBDT1
AB2
GPI1
AC2
GPO0
AA3
GPI0
AE2
GPIOA/GPIO24[SA17]_GPO17[SA17]
AE5
GPIOC/GPIO30[SA16]_GPO16[SA16]
AF5
GPIOD/GPIO31[SA19]_GPO19[SA19]
AC6
GPIOB/GPIO25[SA18]_GPO18[SA18]
AD5
CLKRUN
AB7
CPUSTP/GPO5
AC7
PCISTP/GPO6
AD6
VSUS33-1
AA4
VSUS33-2
AB4
VSUS33-3
AB5
VSUS33-4
AB6
VDD
J9
VDD
J10
VDD
J11
GNDATS_NC12
AF14
GND
L13
GND
L14
TEST
AE9
PWROK
AF1
GND
L15
VDD
K9
VDD
L9
VDD
J12
VDD
L18
VDD
M9
GNDATS_NC1
AB14
GNDATS_NC2
AC14
GNDATS_NC3
AD12
GNDATS_NC4
AD13
GNDATS_NC5
AD14
GNDATS_NC6
AD15
GNDATS_NC7
AD16
GNDATS_NC8
AE12
GNDATS_NC9
AE14
GNDATS_NC10
AE16
GNDATS_NC11
AF12
GND
L16
GND
M11
VDDAS_NC2
AC11
VDDAS_NC1
AC17
STXP1_NC
AB13
STXN1_NC
AC13
SRXP2_NC
AE15
SRXN2_NC
AF15
STXP2_NC
AB15
STXN2_NC
AC15
GNDATS_NC13
AF16
GND
L11
GND
L12
VSUS25-1
T4
VSUS25-2
U4
SERIRQ
AD9
SPKR[ ]
AF8
OSC
AB8
SMBCK2/GPIO27
AC3
SMBDT2/GPIO26
AD1
INTRUDER/GPI16
AE1
AOLGPI/GPI18/THRM
Y4
TPO
AF9
CPUMISS/GPI17
Y1
GPO1_NC
AE3
SRXP1_NC
AE13
SRXN1_NC
AF13
VDDA0_NC
AC10
GNDA0_NC
AB10
VDDA33_NC
AE11
GNDA33_NC
AF11
SREXT_NC
AD11
SXO_NC[SOE]
AE10
SXI_NC[ROMCS]
AF10
SVREF_NC
AC19
SCOMPP_NC
AB21
VDDAS_NC4
AB11
VDDAS_NC3
AB17
VDDATS_NC1
W12
VDDATS_NC2
W13
VDDATS_NC3
W14
VDDATS_NC4
W15
VDDATS_NC5
W16
VDD
M18
VDD
N9
VDD
N18
VDD
P9
VDD
P18
VDD
R9
VDD
R18
VDD
T9
VDD
T18
VDD
U9
VDD
U18
VDD
V9
VDD
V10
VDD
V11
VDD
V12
VDD
V13
VDD
V14
VDD
V15
VDD
V16
VDD
V17
VDD
V18
GNDAS_NC1
AC16
GNDAS_NC2
AC12
GNDAS_NC3
AB16
GNDAS_NC4
AB12
GND
M12
GND
M13
GND
M14
GND
M15
GND
M16
GND
N11
GND
N12
GND
N13
GND
N14
GND
N15
GND
N16
GND
F6
GND
F7
GND
J5
GND
K5
GND
P5
GND
R5
GND
W5
GND
V5
GND
K18
WAKE#
Y5
U13B
VT8237A
R233 4.7K
C291 1200PF
R616 1K
R607 1K(R)
C301
0.1UF
C895 0.01UF
R614 4.7K
R207 4.7K(R)
L50
FCM2012V-121
R615 4.7K
R627 4.7K
C898
10UF
R641 2.2K
R601 2.2K
C893 0.01UF
R583 2.2K
C292
16PF
C300
10UF
R596 22
C892 0.01UF
R244 1K(R)
R234 4.7K
C293
16PF
R606 10K
C290 1200PF
R599 4.7K
R237 1M
R213 2.2K
R245 4.7K
1 2
Y2
25MHZ
R193 1K(R)
R593 22
C885
0.1UF
A C
D15 RB751V
THERMTRIPA#_SD
R247 1K(R)
R225 2.2K
R635 4.7K
R631 4.7K
R617 2.2K(R)
C879
0.1UF
R604 4.7K
R623 4.7K
R624 10K
R634 4.7K
C302
0.1UF
C289 1200PF
A C
D14
RB751V
C900
0.1UF
R220 4.7K
R597 22
R243 1K(R)
+3VS
VBAT
+3VS
+3VS
+3VS
+3VS
VDD3+2.5VS
+3VS
+3VS
+2.5VS
VDD2.5
+2.5VS
+3VS
GPIOA
+3VS
+3VS
VDD3
+3VS
VDD2.5
+5VS
VDD3
+5VS
+3VS
VDD3
+2.5VS
R_PPDMACK#(21)
R_PPDRVREQ(21)
R_PPHD[0..15](21)
VBAT
R_PPIORDY(21)
R_PPIOW#(21)
R_PPIOR#(21)
R_PPDA0(21)
R_PPDCS3#(21)
R_PPDCS1#(21)
IRQ14(21)
R_PPDA2(21)
R_PPDA1(21)
R_PPDCS1#
SDIOR#(27)
SDDACK#(27)
SDDREQ(27)
SDD[0..15](27)
SDCS#1(27)
SDIORDY(27)
SDIOW#(27)
SDA1(27)
SDA0(27)
SDCS#3(27) SERIRQ (17,22,24)
IRQ15(27)
SDA2(27)
SUSB_SB#(8,21,31)
SIO_OSC(2)
ICHSPK (24)
PME# (17,19,20,22,24,29)
SMBCLK(2,5,20,27)
SMBDATA(2,5,20,27)
SUSC# (16,24)
EXTSMI#(24)
SUS_ST#(10,24)
SWI# (24)
SEEDI(13)
SCI# (24)
PWRBTN#(24)
ACZ_SYNC (21,25,27,29)
ACZ_SDIN0(25,27)
ACZ_BITCLK(21,25,27,29)
WOW_CNTL#(28)
ACZ_RST#(21,25,27,29)
ACZ_SDOUT(21,25,27,29)
R_PPDMACK#
V_ADJ+ (33)
CPU_ALERT#(3,24)
PWROK_NB#(10)
ACZ_SDIN1(21,29)
+2.5VS(3,8,11,13,34)
VDD2.5(11,33)
V_ADJ- (33)
PEPMSCI#(9)
PEHPSCI#(9)
+3VS(2,8,9,10,11,13,14,15,16,19,20,21,22,24,25,27,29,31,32,33)
H_RX_P_C(21)
VBAT(13)
PEWAKE#(9)
H_TX_P_C(21)
H_TX_M_C(21)
H_RX_M_C(21)
S_TX_M_C(21)
S_RX_M_C(21)
S_RX_P_C(21)
S_TX_P_C(21)
ACZ_SDOUT
+5VS(11,14,15,16,21,22,24,29,31,32,33)
VDD3(3,11,14,16,18,21,24,26,30,31,32,33,34,35)
IRQ14
IRQ15
VDDA0
SUS_ST#