Signal Ball Description
PLX Technology, Inc.
Table 3-10. PEX 8532 Switch Ball Assignments by Number (Cont.)
PEX 8532 Balls
Description
Num
Name
Type
O
Signal Group
Hot Plug
AF1 HP_PWRLED0#
AF2 HP_ATNLED9#
AF3 N/C
O
Hot Plug
Reserved
Reserved
I/OPWR
I/OPWR
Reserved
Reserved
I, PU
O
No Connect
No Connect
Power
AF4 N/C
AF5 VDD33
AF30 VDD33
Power
AF31 N/C
No Connect
No Connect
Hot Plug
AF32 N/C
AF33 HP_BUTTON11#
AF34 HP_CLKEN2#
AG1 HP_CLKEN0#
AG2 HP_BUTTON9#
AG3 N/C
Hot Plug
O
Hot Plug
I, PU
Reserved
GND
CPWR
CPWR
I
Hot Plug
No Connect
Ground
AG4 VSS
AG5 VDD10
Power
AG30 VDD10
Power
AG31 STRAP_FACTORY_TEST2#
AG32 EE_CS#
AG33 EE_SK
STRAP
Strapping Ball – tie High
O
Serial EEPROM
Serial EEPROM
O
AG34 EE_DO
I, PU
Serial EEPROM Connected to data output of serial EEPROM
Strapping Ball – pull High to VDD33A, as
STRAP
AH1 STRAP_PLL_BYPASS#
I
defined in STRAP_PLL_BYPASS#
AH2 STRAP_FACTORY_TEST1#
AH3 N/C
I
STRAP
No Connect
Ground
Strapping Ball – tie High
Reserved
PLL_GND
PLLPWR
I/OPWR
GND
AH4 VSSA_PLL
AH5 VDD33A
AH30 VDD33
AH31 VSS
Analog GND for PLL circuit
Power
Power
Ground
AH32 N/C
Reserved
I
No Connect
Serial EEPROM
AH33 EE_PR#
AH34 EE_DI
O
Serial EEPROM Connected to data input of serial EEPROM
44
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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