Seagate ST3500320SV ユーザーズマニュアル
28
SV35.3 Series Serial ATA Product Manual, Rev. B
4.2
Serial ATA device plug connector pin definitions
Table 6 summarizes the signals on the Serial ATA interface and power connectors.
Notes:
1.
All pins are in a single row, with a 1.27 mm (0.050”) pitch.
Table 6:
Serial ATA connector pin definitions
Segment
Pin
Function
Definition
Signal
S1
Ground
2nd mate
S2
A+
Differential signal pair A from Phy
S3
A-
S4
Ground
2nd mate
S5
B-
Differential signal pair B from Phy
S6
B+
S7
Ground
2nd mate
Key and spacing separate signal and power segments
Power
P1
V
33
3.3V power
P2
V
33
3.3V power
P3
V
33
3.3V power, pre-charge, 2nd mate
P4
Ground
1st mate
P5
Ground
2nd mate
P6
Ground
2nd mate
P7
V
5
5V power, pre-charge, 2nd mate
P8
V
5
5V power
P9
V
5
5V power
P10
Ground
2nd mate
P11
Ground or LED signal
If grounded, drive does not use deferred spin
P12
Ground
1st mate.
P13
V
12
12V power, pre-charge, 2nd mate
P14
V
12
12V power
P15
V
12
12V power