Product specifications

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1
2
2
3
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A A
B B
C C
D D
*Set INIT low active.
VT5228C (Prelimonary) 0.1
SOUTH BRIDGE VT82C686A-B
VIA TECHNOLOGIES, INC.
C
6 20Wednesday, November 24, 1999
Title
Size Document Number Rev
Date: Sheet of
SA0 P_PRD0
SA1 P_PRD1
SA2 P_PRD2
SA3 P_PRD3
SA4 P_PRD4
SA5 P_PRD5 OVER_C0 OVER_C1
SA6 P_PRD6
SA7 P_PRD7
SA8
SA9
SA10
SA11
SA12
SA13
SA14 USBDT0- USBDT1-
SA15 USBDT0+ USBDT1+
SA16
SA17
SA18
SA19 TXD1
SA20 DTR1
SA21 RTS1
SA22 CTS1
SA23 DSR1
DCD1
SD0 RI1
SD1 RXD1
SD2
SD3 TXD2 USB_DT0- USBDT0-
SD4 DTR2 USB_DT0+ USBDT0+
SD5 RTS2
SD6 CTS2 USB_DT1- USBDT1-
SD7 DSR2 USB_DT1+ USBDT1+
SD8 DCD2
SD9 RI2
SD10 RXD2
SD11
SD12 USB_VCC
SD13
SD14
SD15
-DACK0 USB_GND
-DACK1
-DACK3 USBCLK
-DACK5 USB_DT0+
-DACK6 USB_DT0-
-DACK7 USB_DT1+
USB_DT1-
OVER_C1
DREQ0 OVER_C0
DREQ1
DREQ3
DREQ5
DREQ6
DREQ7
AEN KB_CLK
BALE KB_DATA
-SBHE MS_CLK
-REFRESH
-IOR
-IOW -ROMCS
-MEMR
-MEMW
-SMEMR
-SMEMW
-IOCS16
-MEMCS16
IOCHRDY
-IOCHCK
TC
SIO_OSC
IRRX
IRTX
IRQ3
IRQ4
IRQ5
IRQ7
IRQ9
IRQ10
IRQ11
IRQ14
IRQ15
IRQ3
IRQ4
IRQ5
IRQ7
IRQ9
IRQ10
IRQ11
IRQ14
IRQ15
MS_CLK MS_DATA
KB_DATA
TXD2
RTS1
DTR1
DCD1
DSR1
CTS1
RI1
RTS2
DTR2
DCD2
RXD2
DSR2
CTS2
RI2
TXD1
RXD1
P_BUSY
P_PE
P_SLCT
SD[0..15]
P_PRD[0..7]
SYS_CLK
-DACK1
DREQ7
-REFRESH
-MEMCS16
-IOCHCK
IOCHRDY
-IOCS16
AEN
BALE
-IOR
-IOW
-MEMR
-MEMW
-SMEMR
-SMEMW
TC
-SBHE
-DACK0
-DACK3
-DACK6
-DACK5
-DACK7
DREQ6
DREQ5
DREQ3
DREQ1
DREQ0
SIO_OSC
IRRX
IRTX
SIO_RES
P_ACK
P_ERROR
P_INIT
P_AUTOFD
P_SLCTIN
P_STROBE
OVER_C1
OVER_C0
IRQ12
-ROMCS
KB_CLK
USB_D0-
USB_D0+
USB_D1-
USB_D1+
USBCLK
SA[0..23]
VCC3
VCC3
VCC
VCC3
VCC3
USB_GND1
R128 33
CB19
.1u
CT41
10u
L32 FB
L30 FB
FS1
FUSE
FS3
FUSE
C72
.001u
R42
560K
R41
470K
L17
FB
CM3
1u
CM4
1u
L16
FB
R53
470K
R54
560K
C80
.001u
R12 0
R14 0
R13 0
R15 0
R25 27
R27 27
R46 27
R48 27
CP4
47p
CP3
47p
CP2
47p
CP1
47p
R47
15K
R45
15K
R26
15K
R24
15K
CT10
100uF
C16
.1u
L2 FB
C15
.1u
CT9
100uF
J4
2
1
3
FDD1
1
34
2
56
78
9
11
10
12
1314
16 15
1718
1920
22
24
26
28
30
32
34
21
23
25
27
29
31
33
R22
0 (OPT)
R23
0 (OPT)
R43
0 (OPT)
R44
0 (OPT)
R127
0 (OPT)
R126
10K
SLP1
1 2
R225 4.7K
USB1
1
2
3
4
5
6
7
8
C21
.1u(OPT)
C23
.1u(OPT)
C22
.1u(OPT)
C24
.1u(OPT)
R200
1K
R125
0(OPT)
RN23
1K 8P4R
1
3
5
7
2
4
6
8
U20B
VT82C686A-B
IRQ3
G4
IRQ4
G3
IRQ5
G2
IRQ6/SLPBTN
G1
IRQ7
F5
IRQ9
H4
IRQ10
K3
IRQ11
K4
IRQ14
L1
IRQ15
K5
USBP0+
A3
USBCLK
C3
TC
H1
USBP2+
A4
USBP1+
C4
USBP1-
D4
USBP2-
B4
USBP0-
B3
XDIR/PCS0/GPO12
T5
OSC
E4
DACK7
N2
DACK6
M3
DRQ6
M5
DRQ5
M1
DRQ3
D3
DRQ2/OC1/SERIRQ/GPIOE
H3
DRQ1
E2
DRQ0
L3
AEN
B2
BALE
H2
IOR
D1
IOCHK/GPI0
F4
IOCHRDY
A2
IOCS16
F3
LA20
J5
LA21
J4
LA22
J3
LA23
J2
MEMCS16
F1
MEMR
U4
MEMW
V4
REFRESH
E3
RSTDRV
J1
SA0
W1
SA1
V2
SA2
V1
SA3
U3
SA4
U2
SA5
U1
SA6
T4
SA7
T3
SA8
T2
SA9
T1
SA10
R5
SA11
R4
SA12
R3
SA13
R2
SA14
R1
SA15
P5
SA16
P4
SA17
P3
SA18
K2
SBHE
F2
SD0
Y1
SD1
Y2
SD2
W2
SD3
Y3
SD4
W3
SD5
V3
SD6
Y4
SD7
W4
SD8
L5
SD9
M2
SD10
M4
SD11
N1
SD12
N3
SD13
N5
SD14
P1
SD15
P2
SMEMR
A1
SMEMW
B1
DACK0
L2
DACK1
E1
DACK2/OC0/GPIOF
G5
DACK3
D2
ROMCS
C1
MSCK/IRQ1
D5
USBP3-
E6
SA19
K1
IOW
C2
DACK5
L4
DRQ7
N4
BCLK
H5
VCC
N6
KBCK
E5
USBP3+
B5
KBDT/KBRC
A5
GND
F11
MSDT/IRQ12
C5
INDEX
D7
DS1
A8
DS0
B8
DIR
D8
STEP
E8
WDATA
A7
TRAK00
E7
RDATA
B6
DSKCHG
C6
HDSEL
C7
IRRX/GPO15
D12
IRTX/GPO14
E12
CTS1
C11
DSR1
C12
DCD1
A12
RI1
E11
RI2
C9
CTS2
A9
DSR2
C10
DCD2
A10
RTS2
E10
DTR2
B9
RTS1
B11
DTR1
D11
WGATE
B7
WRTPRT
A6
MTR0
E9
MTR1
C8
DRVDEN0
D9
DRVDEN1
D6
SLCTIN
E15
PINIT
C15
AUTOFD
C16
STROBE
D16
BUSY
C13
PE
D13
TXD1
A11
RXD1
B12
TXD2
D10
RXD2
B10
ACK
B13
VCC
F14
GND
F6
VCC
H6
PRD0
B15
PRD1
D15
PRD2
A14
PRD3
B14
PRD4
C14
PRD5
D14
PRD6
E14
PRD7
A13
SLCT
E13
ERROR
A15
VCC
J6
VCC
K6
VCCUSB
F9
GND
L6
VCC
M6
VCC
F10
GNDUSB
F8
VCC
F12
XOE/GPO13
U5
VCC
F13
VCC
F7
GND
R6
GND
G6
GND
P6
GND
J9
GND
J10
GND
J11
GND
J12
GND
K9
GND
K10
GND
K11
GND
K12
GND
L9
GND
L10
GND
L11
GND
L12
GND
M9
GND
M10
GND
M11
GND
M12