Datasheet

Pentium
®
III Xeon™ Processor at 500 and 550 MHz
8
Datasheet
26 Byte Write SMBus Packet ...................................................................................43
27 Write Byte SMBus Packet...................................................................................45
28 Read Byte SMBus Packet...................................................................................45
29 Send Byte SMBus Packet ...................................................................................45
30 Receive Byte SMBus Packet ..............................................................................45
31 ARA SMBus Packet ............................................................................................45
32 Command Byte Bit Assignments.........................................................................45
33 Thermal Sensor Status Register.........................................................................47
34 Thermal Sensor Configuration Register..............................................................47
35 Thermal Sensor Conversion Rate Register ........................................................48
36 Thermal Sensor SMBus Addressing on the Pentium
®
III Xeon™ Processor......49
37 Memory Device SMBus Addressing on the Pentium
®
III Xeon™ Processor ......49
38 Thermal Design Power .......................................................................................51
39 Example Thermal Solution Performance at Thermal Plate Power of 50 Watts...52
40 Signal Listing in Order by Pin Number ................................................................62
41 Signal Listing in Order by Pin Name ...................................................................66
42 Boxed Processor Heatsink Dimensions..............................................................73
43 Fan/Heatsink Power and Signal Specifications...................................................78
44 Debug Port Pinout Description and Requirements .............................................80
45 BR[3:0]# Signals Rotating Interconnect, 4-Way System.....................................89
46 BR[3:0]# Signals Rotating Interconnect, 2-Way System.....................................89
47 Agent ID Configuration........................................................................................89
48 Output Signals ....................................................................................................98
49 Input Signals1 .....................................................................................................99
50 I/O Signals (Single Driver).................................................................................100
51 I/O Signals (Multiple Driver) ..............................................................................100