Datasheet

Upstream PCIe SSD Datasheet
Rev 1.0 November 2011 Page 20
Pin
Side B
Side A
Name
Description
Name
Description
27
PETp3
Transmitter differential pair,
Lane 3
GND
Ground
28
PETn3
GND
Ground
29
GND
Ground
PERp3
Receiver differential pair,
Lane 3
30
RSVD
Reserved
PERn3
31
PRSNT2#
Not Used
GND
Ground
32
GND
Ground
RSVD
Reserved
End of the x4 connector
33
PETp4
Transmitter differential pair,
Lane 4
RSVD
Reserved
34
PETn4
GND
Ground
35
GND
Ground
PERp4
Receiver differential pair,
Lane 4
36
GND
Ground
PERn4
37
PETp5
Transmitter differential pair,
Lane 5
GND
Ground
38
PETn5
GND
Ground
39
GND
Ground
PERp5
Receiver differential pair,
Lane 5
40
GND
Ground
PERn5
41
PETp6
Transmitter differential pair,
Lane 6
GND
Ground
42
PETn6
GND
Ground
43
GND
Ground
PERp6
Receiver differential pair,
Lane 6
44
GND
Ground
PERn6
45
PETp7
Transmitter differential pair,
Lane 7
GND
Ground
46
PETn7
GND
Ground
47
GND
Ground
PERp7
Receiver differential pair,
Lane 7
48
PRSNT2#
Hot-Plug presence detect
PERn7
49
GND
Ground
GND
Ground
End of the x8 connector
Table 3: Data Pin Signal Assignment