|
STA Terms |
Bus Speed, MBytes/Sec. Max. |
Bus Width, bits |
Max. Bus Lengths, Meters (1) |
Max. Device Support |
||
|
Single-ended |
LVD |
HVD |
||||
|
SCSI-1(2) |
5 |
8 |
6 |
(3) |
25 |
8 |
|
Fast SCSI (2) |
10 |
8 |
3 |
(3) |
25 |
8 |
|
Fast Wide SCSI |
20 |
16 |
3 |
(3) |
25 |
16 |
|
Ultra SCSI (2) |
20 |
8 |
1.5 |
(3) |
25 |
8 |
|
Ultra SCSI (2) |
20 |
8 |
3 |
– |
– |
4 |
|
Wide Ultra SCSI |
40 |
16 |
– |
(3) |
25 |
16 |
|
Wide Ultra SCSI |
40 |
16 |
1.5 |
– |
– |
8 |
|
Wide Ultra SCSI |
40 |
16 |
3 |
– |
– |
4 |
|
Ultra2 SCSI (2,4) |
40 |
8 |
(4) |
12 |
25 |
8 |
|
Wide Ultra2 SCSI (4) |
80 |
16 |
(4) |
12 |
25 |
16 |
|
Ultra3 SCSI or Ultra160 SCSI (6) |
160 |
16 |
(4) |
12 |
(5) |
16 |
|
Ultra320 SCSI (6) |
320 |
16 |
(4) |
12 |
(5) |
16 |
Ultra640 | 640 | 16 | (4) | (7) | (5) | 16 |
