
PI7C9X20303UL
3Port-3Lane PCI Express Switch
UltraLo
TM Family
Datasheet
Page 9 of 77
August 2009 – Revision 1.1
Pericom Semiconductor
TABLE OF FIGURES
FIGURE 6-1 SMBUS ARCHITECTURE IMPLEMENTATION ON PI7C9X20303UL............................................................29
FIGURE 12-1 PACKAGE OUTLINE DRAWING .................................................................................................................75
FIGURE 12-2 PACKAGE BOTTOM VIEW.........................................................................................................................76
LIST OF TABLES
TABLE 5-1 NOMINAL DRIVER CURRENT VALUES (INOM)............................................................................................16
TABLE 5-2 RATIO OF ACTUAL CURRENT AND NOMINAL CURRENT.............................................................................16
TABLE 5-3 DE-EMPHASIS LEVEL VERSUS DEQ [3:0]...................................................................................................17
TABLE 5-4 SUMMARY OF PCI EXPRESS ORDERING RULES..........................................................................................20
TABLE 6-1 SMBUS ADDRESS PIN CONFIGURATION ....................................................................................................29
TABLE 7-1 TABLE ENTRY SIZE IN 4 BITS.....................................................................................................................64
TABLE 8-1 INPUT CLOCK REQUIREMENTS ...................................................................................................................67
TABLE 9-1 INSTRUCTION REGISTER CODES..................................................................................................................68
TABLE 9-2 JTAG DEVICE ID REGISTER .......................................................................................................................68
TABLE 9-3 JTAG BOUNDARY SCAN REGISTER DEFINITION ..........................................................................................69
TABLE 11-1 ABSOLUTE MAXIMUM RATINGS................................................................................................................72
TABLE 11-2 PI7C9X303UL POWER DISSIPATION ........................................................................................................72
TABLE 11-3 DC ELECTRICAL CHARACTERISTICS .........................................................................................................72
TABLE 11-4 TRANSMITTER CHARACTERISTICS............................................................................................................73
TABLE 11-5 RECEIVER CHARACTERISTICS ..................................................................................................................74