Seagate ST15150N - Barracuda 4.3 GB Hard Drive Product Manual page 87

ST15150N/ND/W/WD/WC/DC Product Manual, Rev. D
Table 15. Differential cable pin assignments
(non-shielded connector) for ST15150ND drives
Signal name* Pin number
SHIELD GND
DB (0)
DB (1)
DB (2)
DB (3)
DB (4)
DB (5)
DB (6)
DB (7)
DB (P)
DIFFSENS
GROUND
TERMPWR
GROUND
ATN
GROUND
BSY
ACK
RST
MSG
SEL
C/D
REQ
I/O
GROUND
* See Section 11.7.3.2 for detailed electrical characteristics of these
differential signals.
Signal name*
1 2 GROUND
3 4 DB (0)
5 6 DB (1)
7 8 DB (2)
9 10 DB (3)
11 12 DB (4)
13 14 DB (5)
15 16 DB (6)
17 18 DB (7)
19 20 DB (P)
21 22 GROUND
23 24 GROUND
25 26 TERMPWR
27 28 GROUND
29 30 ATN
31 32 GROUND
33 34 BSY
35 36 ACK
37 38 RST
39 40 MSG
41 42 SEL
43 44 C/D
45 46 REQ
47 48 I/O
49 50 GROUND
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