Enhanced Super I/O Controller with Fast IR
Datasheet
SLCT
VSS
nMTR0
nDS1
1
2
3
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
PD7
nDS0
PD6
nMTR1
VSS
nDIR
4
PD5
5
PD4
6
PD3
PD2
PD1
PD0
nSLCTIN
nINIT
VCC
A20M
KBDRST
IRTX
IRRX
VSS
nSTEP
nWDATA
nWGATE
nHDSEL
nINDEX
nTRK0
nWRTPRT
nRDATA
nDSKCHG
VCC
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
FDC37C672
100 PIN TQFP
CLOCKI
SA0
MCLK
MDAT
KCLK
KDAT
IOCHRDY
TC
SA1
SA2
SA3
SA4
SA5
SA6
VCC
SA7
Figure 2.2 - FDC37C672 100 Pin TQFP
SMSC FDC37C672
Page 11
Rev. 10-29-03
PRELIMINARY DATASHEET