AMD D900K manual SB VT8237A-3 LPC, LAN, Vlink, Sheet 13 SB VT8237A-3 LPC

Schematic Diagrams

SB VT8237A-3 LPC, LAN, VLINK

B.Schematic Diagrams

Sheet 13 of 40

SB VT8237A-3 LPC,

LAN, VLINK

	(10) VLAD[0..15]		VLAD[0..15]
			VLAD0
			VLAD1
			VLAD2
			VLAD3
			VLAD4
			VLAD5
			VLAD6
			VLAD7
			VLAD8
			VLAD9
			VLAD10
			VLAD11
			VLAD12
			VLAD13
			VLAD14
			VLAD15
	(10)	VBE#	VBE#
			UPCMD
	(10)	UPCMD
			DNCMD
	(10)	DNCMD	UPSTB+
	(10)	UPSTB+
			UPSTB-
	(10)	UPSTB-	DNSTB+
C279	(10)	DNSTB+
0.1UF(R)			DNSTB-
	(10)	DNSTB-
	(10)	VPAR	VPAR
			LVREF_SB
	C277
0.1UF(R)			VCOMPP
	(2)	VCLK_SB	VCLK_SB
			T
			T
	(22,24) LPC_AD0		LPC_AD0
			LPC_AD1
	(22,24) LPC_AD1		LPC_AD2
	(22,24) LPC_AD2		LPC_AD3
	(22,24) LPC_AD3
(22,24) LPC_FRAME#			LPC_FRAME#
			LPC_DRQ#
	(22) LPC_DRQ#		T
(2,3,10,11,31) ALL_PWRGD			ALL_PWRGD
			RSMRST#
	(21,31) RSMRST#

+2.5VS+2.5VS +3VS

	L23 K21 L21 N21 N22 N23 N24 N25 N26 P22 P23 P24 P25 P26 M21 M22 M23 M24 M25 L19 M19 N19 P19		D12 E12	D9 E9 E10 E11	U13C
H25		VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK VCCVK	MIISUS25-1 MIISUS25-2
	VD0			MIIVCC1 MIIVCC2 MIIVCC3 MIIVCC4
G26						A11
K26	VD1				MCRS	B11	T
	VD2				MCOL		T
J23
	VD3
F26						C11
	VD4				MTXENA		T
G25						A10
K22	VD5				MTXD0	B10	T
	VD6				MTXD1
K24						B9
	VD7				MTXD2		T
E24						A9
	VD8_NC				MTXD3		T
G23						C10
L26	VD9_NC				MTXCLK
	VD10_NC
L25						D10
	VD11_NC				MRXER
E26						C9
E25	VD12_NC				MRXCLK	D8
L24	VD13_NC				MRXDV	C8
	VD14_NC				MRXD0
M26						B8
	VD15_NC				MRXD1		T
						A8
					MRXD2		T
G24						C7
	VBE				MRXD3
K23	UPCMD				MDCK	A7	T
K25						B7
	DNCMD				MDIO
J26	UPSTB				PHYRST_NC	D7
J24
	UPSTB					D11
					EECS
H26						B12
	DNSTB				EEDO		T	SEEDI
H24						A12				SEEDI (12)
	DNSTB				EEDI[SDCS1]	C12
					EECK		T
F24	VPAR				RAMVCC	E7	+2.5VRAM		R584	2	+2.5VS
									C846
H22	VLREF					E6	GNDRAM		0.1UF
J22					RAMGND
	VCOMPP						FERR#
L22					FERR	U24
						U26
	VCLK				A20M		T
						T24
					IGNNE	R26	T
					INIT		T
F23						T25
	VIOUT_NC				INTR		T
						T26
G22					NMI		T
						U25
	VIIN_NC				SMI	R24	T
					STPCLK		T	HTSTOPSB#
						V26				HTSTOPSB#(3,8)
AD8					SLP	R22
	LAD0				GHI/GPIO22					SWBKON (16)
AF7						P21	R203
	LAD1			DPSLP/GPIO23						FWH_FLASH#(22)
AE7									0
	LAD2						VGATE
AD7				VGATE/GPIO8_NC		AC9
	LAD3					AC8	SATA_LED#			SATA_LED# (16)
				VIDSEL/GPIO28		AB9	VRDSLP
AF6				VRDSLP/GPIO29		AD10	AGPBZ#			AGPBZ# (10)
	LFRM				AGPBZ/GPI6
AE6						F8
AE8	LREQ0				PHYPWRDN#		T
	LREQ1_NC					R23	PCLKSB
					PCICLK					PCLKSB (2)
							APICCLK
AC5	PWRGD			APICCLK/GPI19_NC		U23				APICCLK(2)
							APICD0
AD4	RSMRST			APICD0/GPIO10_NC		R25
						T23	APICD1

+2.5VSBPLL+2.5VS

L48

+2.5VSBPLL 12 HCB-2012K-121T30

C280

0.1UF

GND_SBPLL		L49
	1	2
	HCB-2012K-121T30

+3VS

VGATE R240 4.7K

APICD0 R212 360

APICD1 R216 360

FERR# R223 1K

AGPBZ# R239 1K

LPC_DRQ# R633 4.7K

VCOMPP R206 360_1%

VRDSLP R241 4.7K

+3VS

(2,8,9,10,11,12,14,15,16,19,20,21,22,24,25,27,29,31,32,33)+3VS

+2.5VS

R204 C272

4.7K 0.1U

LVREF_SB

20 mil SPACE 15 mil

R205 C275

665_1% 0.1U

+3VS

RSMRST#			VBAT	VBAT
				32KHZX1
C884		Y3		32KHZX2
1UF(R)
	32.768KHZ
	C294			C295
	10PF			10PF

AF4

APICD1/GPIO11_NC

T22

+2.5VSBPLL

VBAT

PLLVCC

AE4

U22

GND_SBPLL

RTCX1

PLLGND

AF3

GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND

RTCX2

P11

P12

P13

P14

P15

P16

R11

R12

R13

R14

R15

R16

R21

T11

T12

T13

T14

T15

T16

W22

W25

AA21

AB19

AB22

AB25

AC18

AE17

AE19

AE22

AE25

AA9

AB18

T21

AA10

K19

VT8237A

VBAT

C847	0.1UF
C881	0.1UF
C850	0.1UF
C861	0.1UF
C876	0.1UF
C854	0.1UF
C851	0.1UF
C853	0.1UF

LVREF_SB= 0.3V

+2.5VS

C862 0.1UF

C863 0.1UF

C870 0.1UF

C852 0.1UF

				D8						VBAT	40mil
	VDD5	R82	750_1% R83	560_1% A	C	R81	1K
					C
	VBAT
				1N4148	D9		1	J2	C528	C527	CA2
(12)	VBAT		R424		SCS551V				0.1U	0.1U	1U
							2	JOPEN
	+3VS		1.91K_1%		A
(2,8,9,10,11,12,14,15,16,19,20,21,22,24,25,27,29,31,32,33)+3VS						R84
	+2.5VS
						1K
(3,8,11,12,34) +2.5VS
	VDD5					BAT1
(14,16,18,23,24,26,27,32)VDD5						CR2032

C877	0.1UF
C865	0.1UF
C860	10UF
C878	10UF
C869	10UF
C849	10UF

C872 0.1UF

C871 0.1UF

C276 10UF

C867 10UF

C866 10UF

B - 14 SB VT8237A-3 LPC, LAN, VLINK