Avago Technologies LSI8751D - Manual (Page 99)

4-7
Table 4.1 describes the LSI53C875, LSI53C875J, LSI53C875E, and
LSI53C875JE Power and Ground Signals group.
Table 4.2 describes the LSI53C875N Power and Ground Signals group.
Table 4.1 LSI53C875, LSI53C875J, LSI53C875E, and LSI53C875JE
Power and Ground Signals
Name Pin No. Description
V
SS
4, 10, 14, 18, 23, 27,
31, 37, 42, 48, 69, 79,
123, 133, 152, 158 Ground to the PCI I/O pins.
V
DD
63, 74, 84, 118, 128,
138 Power supplies to the Standard I/O pins.
V
DD-I
1
1. These pins can accept a V
DD
source of 3.3 V or 5 V. All other V
DD
pins must
be supplied 5 V.
8, 21, 33, 45, 155 V
DD
pad for PCI I/O pins.
V
SS
-S 88, 93, 99, 104, 109,
114 Ground to the SCSI bus I/O pins.
V
SS
-C 55, 146 Ground to the internal logic core.
V
DD
-C 51, 149 Power supplies to the internal logic core.
Table 4.2 LSI53C875N Power and Ground Signals
Name Pin No. Description
V
SS
10, 16, 20, 24, 29, 33,
38, 44, 59, 65, 88, 98,
164, 175, 196, 202 Ground to the PCI I/O pins.
V
DD
82, 93, 148, 169, 180 Power supplies to the Standard I/O pins.
V
DD-I
1
1. These pins can accept a V
DD
source of 3.3 V or 5 V. All other V
DD
pins must
be supplied 5 V.
14, 27, 62, 199 V
DD
pad for PCI I/O pins.
V
SS
-S 118, 123, 129, 134,
139, 144 Ground to the SCSI bus I/O pins.
V
SS
-C 72, 189 Ground to the internal logic core.
V
DD
-C 68, 192 Power supplies to the internal logic core.