am79c974 Advanced Micro Devices, am79c974 Datasheet - Page 15

• Manufacturer Part Number: am79c974
• Description: Pcnettm-scsi Combination Ethernet And Scsi Controller For Pci Systems
• Manufacturer: Advanced Micro Devices

PIN DESIGNATIONS
Listed by Pin Name
Pin Name
AD10
AD11
AD12
AD13
AD14
AD15
AD16
AD17
AD18
AD19
AD20
AD21
AD22
AD23
AD24
AD25
AD26
AD27
AD28
AD29
AD30
AD31
ACK
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
AD8
AD9
Pin No.
132
131
129
128
83
57
56
54
53
52
51
49
48
45
44
42
41
40
39
38
36
22
21
19
18
16
15
13
12
6
5
3
2
EEDI/LNKST
EEDO/LED3
EESK/LED1
Pin Name
DEVSEL
FRAME
C/BE0
C/BE1
C/BE2
C/BE3
AVDD1
AVDD2
AVDD3
AVDD4
BUSY
EECS
GNTA
AVSS1
AVSS2
DVDD
DVDD
DVSS
DVSS
DVSS
DO+
ATN
BSY
DO–
CLK
C/D
CI–
CI+
DI–
DI+
P R E L I M I N A R Y
Pin No.
103
108
100
121
106
107
104
105
101
102
109
113
114
111
110
112
124
65
96
91
98
64
62
47
35
23
86
27
84
79
88
24
7
Am79C974
RESERVE
Pin Name
SCSI^RST
SCSICLK
IDSELA
SLEEP
PWDN
IDSEL
REQA
REQB
GNTB
LOCK
PERR
RXD–
RXD+
SERR
IRDY
MSG
INTA
INTB
REQ
PAR
SDP
RST
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
SEL
I/O
Pin No.
118
120
123
117
127
126
116
115
10
87
25
29
85
34
31
58
81
89
90
60
66
68
69
70
71
73
74
75
77
78
80
32
9
Pin Name
XTAL1
XTAL2
STOP
TRDY
TXD–
TXD+
TXP+
TXP–
VDDBS
VSSBS
VSSBS
VSSBS
VDDB
VDDB
VDDB
VDDB
VSSB
VSSB
VSSB
VSSB
VSSB
VSSB
VSSB
VSSB
VDD
VDD
VDD
VSS
VSS
VSS
VSS
VSS
VSS
Pin No.
AMD
122
119
125
130
28
26
97
99
93
95
92
94
59
17
33
46
76
11
30
61
63
14
20
37
43
50
55
67
72
82
8
1
4
15