February, 2007
Ball Assignments by Number
Table 3-10. PEX 8532 Switch Ball Assignments by Number (Cont.)
PEX 8532 Balls
Description
Num
F1
Name
Type
GND
Signal Group
Ground
Ground
No Connect
Ground
Power
VSS
F2
VSS
GND
F3
N/C
Reserved
GND
F4
VSS
F5
VDD10
VDD10A
VSS
CPWR
APWR
GND
F30
F31
F32
F33
F34
Power
Ground
VSS
GND
Ground
VDD10S
VSS
SPWR
GND
Power
Ground
Strapping Ball – tie High or Low, as defined in
STRAP_MODE_SEL[1:0]
G1
STRAP_MODE_SEL0
I
STRAP
G2
G3
G4
G5
N/C
Reserved
Reserved
GND
CPWR
CPWR
GND
Reserved
I
No Connect
No Connect
Ground
N/C
VSS
VDD10
Power
G30 VDD10
Power
G31 VSS
Ground
G32 N/C
No Connect
STRAP
G33 STRAP_TEST_MODE1
G34 STRAP_TEST_MODE0
Strapping Ball – tie High or Low, as defined in
STRAP_TESTMODE[3:0]
I
STRAP
H1
H2
PEX_PERST#
I
PEX Control
Strapping Ball – tie High or Low, as defined in
STRAP_MODE_SEL[1:0]
STRAP_MODE_SEL1
I
STRAP
H3
H4
H5
N/C
Reserved
Reserved
I/OPWR
GND
No Connect
No Connect
Power
N/C
VDD33
H30 VSS
H31 N/C
Ground
Reserved
No Connect
Strapping Ball – tie High or Low, as defined in
STRAP_PROBE#
H32 STRAP_PROBE#
I
STRAP
H33 STRAP_TEST_MODE3
H34 STRAP_TEST_MODE2
I
I
STRAP
STRAP
Strapping Ball – tie High or Low, as defined in
STRAP_TESTMODE[3:0]
ExpressLane PEX 8532AA/BA/BB/BC 8-Port/32-Lane Versatile PCI Express Switch Data Book
Copyright © 2007 by PLX Technology, Inc. All Rights Reserved – Version 1.6
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