SCH3112I-NE SMSC [SMSC Corporation], SCH3112I-NE Datasheet - Page 23

• Manufacturer Part Number: SCH3112I-NE
• Description: LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports
• Manufacturer: SMSC [SMSC Corporation]

nPCIRST2 / GP46
E_RSTDRV/GP44
GP40 /DRVDEN0
nPCRST1 / GP45
LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports
Datasheet
SMSC SCH311X
GP46 / nSCIN6
PCI_RESET#
GP45 / RXD6
GP44 / TXD6
nDSKCHG
nWRTPRT
LFRAME#
SER_IRQ
nWGATE
PCI_CLK
nWDATA
nHDSEL
nRDATA
+12V_IN
CLOCKI
GP40 /DRVDEN0
nINDEX
+5V_IN
LDRQ#
nMTR0
nSTEP
nTRK0
GP46 / nSCIN6
nDS0
LAD0
LAD1
LAD2
LAD3
nDIR
VCC
PCI_RESET#
GP45 / RXD6
VTR
VSS
VSS
GP44 / TXD6
nDSKCHG
nWRTPRT
LFRAME#
nWDATA
nWGATE
SER_IRQ
PCI_CLK
nRDATA
nHDSEL
+12V_IN
CLOCKI
nINDEX
LDRQ#
+5V_IN
nMTR0
nSTEP
nTRK0
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
1
2
3
4
5
6
7
8
9
LAD0
LAD1
LAD2
LAD3
nDS0
nDIR
VCC
VTR
VSS
VSS
V
C
C
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
1
2
3
4
5
6
7
8
9
HVTR
V
C
C
HVTR
Note:
SYSOPT1 Pin 68
SYSOPT0 Pin 70 and
RESGEN Pin 78 are only sampled during power on cinfiguration
Figure 2.3 SCH116 Pin Diagram
128 PIN VTQFP
Note:
SYSOPT1 Pin 68
SYSOPT0 Pin 70 and
RESGEN Pin 78 are only sampled during power on configuration
Preliminary
128 PIN VTQFP
SCH3116
VBAT
HVTR
VTR
VCC
DATASHEET
SCH3116
VBAT
HVTR
VTR
VCC
VCC
VCC
7
V
R
V
C
C
T
R
C
C
V
T
V
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
GP12 / nDCD3
GP13 / nRI3
GP60 / nLED1 / WDT
GP61 / nLED2/ CLKO
GP15 / nDTR3
VTR
GP42 / nIO_PME
GP16 / nCTS3
GP17 / nRTS3/TSTOUT
GP14 / nDSR3
GP11 / TXD3
GP10 / RXD3
nSCIN5
nSCOUT5
TXD5
RXD5
GP57 / nDTR2
GP56/ nCTS2
GP55/nRTS2/RESGEN
GP54 / nDSR2
GP53 / TXD2 (IRTX2)
GP52 / RXD2 (IRRX2)
GP51 / nDCD2
VSS
VTR
GP50 / nRI2
nDTR1 / SYSOPT1
nCTS1
nRTS1 / SYSOPT0
nDSR1
TXD1 /SIOXNOROUT
RXD1
GP12 / nDCD3
GP13 / nRI3
GP60 / nLED1 / WDT
GP61 / nLED2/ CLKO
GP15 / nDTR3
VTR
GP42 / nIO_PME
GP16 / nCTS3
GP17 / nRTS3/TSTOUT
GP14 / nDSR3
GP11 / TXD3
GP10 / RXD3
SLP_SX# / nSCIN5
PB_IN# / nSCOUT5
PS_ON# / TXD5
PB_OUT# / RXD5
GP57 / nDTR2
GP56/ nCTS2
GP55/nRTS2/RESGEN
GP54 / nDSR2
GP53 / TXD2 (IRTX2)
GP52 / RXD2 (IRRX2)
GP51 / nDCD2
VSS
VTR
GP50 / nRI2
nDTR1 / SYSOPT1
nCTS1
nRTS1 / SYSOPT0
nDSR1
TXD1 /SIOXNOROUT
RXD1
Rev 0.2 (09-28-04)