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6 Datasheet
5-2 Itanium
®
2 Processor Package Thermocouple Location..................................... 77
6-1 Logical Schematic of SMBus Circuitry ................................................................80
Tables
2-1 Itanium
®
2 Processor System Bus Signal Groups .............................................. 16
2-2 Itanium
®
2 Processor Package Specifications.................................................... 17
2-3 Itanium
®
2 Processor Power Supply Specifications............................................18
2-4 AGTL+ Signals DC Specifications....................................................................... 18
2-5 Power Good Signal DC Specifications................................................................19
2-6 System Bus Clock Differential HSTL DC Specifications ..................................... 19
2-7 TAP Connection DC Specifications.....................................................................19
2-8 SMBus DC Specifications ...................................................................................20
2-9 LVTTL Signal DC Specifications .........................................................................20
2-10 System Bus Clock Differential HSTL AC Specifications .....................................20
2-11 SMBus AC Specifications ...................................................................................21
2-12 Itanium
®
2 Processor Absolute Maximum Ratings ............................................. 22
2-13 Source Synchronous AGTL+ Signal Group and Wired-OR Signal Group
Absolute Overshoot/Undershoot Tolerance ........................................................26
2-14 Itanium
®
2 Processors (900 MHz, 1.0 GHz, 1.3 GHz, 1.4 GHz, 1.5 GHz/6 MB)
Source Synchronous AGTL+ Signal Group Time Dependent
Overshoot/Undershoot Tolerance for 400 MHz System Bus ..............................26
2-15 Itanium
®
2 Processors (1.5 GHz/4 MB, 1.6 GHz) Source
Synchronous AGTL+ Signal Group Time-Dependent
Overshoot/Undershoot Tolerance for 400 MHz System Bus ..............................27
2-16 Itanium
®
2 (9 MB) Processors Source Synchronous AGTL+
Signal Group Time-Dependent Overshoot/Undershoot Tolerance
for 533 MHz System Bus ....................................................................................27
2-17 Itanium
®
2 Processors (1.66 GHz) Source Synchronous AGTL+
Signal Group Time-Dependent Overshoot/Undershoot Tolerance
for 667 MHz System Bus ....................................................................................28
2-18 Itanium
®
2 Processors (900 MHz, 1.0 GHz, 1.3 GHz, 1.4 GHz,
1.5 GHz/6 MB) Wired-OR Signal Group
(BINIT#, HIT#, HITM#, BNR#, TND#, BERR#)
Overshoot/Undershoot Tolerance for 400 MHz System Bus ..............................28
2-19 Itanium
®
2 Processors (1.5 GHz/4 MB, 1.6 GHz) Wired-OR Signal
Group (BINIT#, HIT#, HITM#, BNR#, TND#, BERR#)
Overshoot/Undershoot Tolerance for 400 MHz System Bus ..............................29
2-20 Itanium
®
2 (9 MB) Processors Wired-OR Signal Group
(BINIT#, HIT#, HITM#, BNR#, TND#, BERR#) Overshoot/Undershoot
Tolerance for 533 MHz System Bus ...................................................................29
2-21 Itanium
®
2 (1.66 GHz) Processors Wired-OR Signal Group
(BINIT#, HIT#, HITM#, BNR#, TND#, BERR#) Overshoot/Undershoot
Tolerance for 667 MHz System Bus ...................................................................29
2-22 Itanium
®
2 Processor Power Pod Connector Signals ......................................... 30
2-23 Processor Core Voltage Identification Code ....................................................... 31
2-24 Processor Power States......................................................................................32
2-25 Itanium
®
2 Processor System Bus Ratios...........................................................33
2-26 Connection for Unused Pins ...............................................................................35
3-1 Pin/Signal Information Sorted by Pin Name........................................................ 38
3-2 Pin/Signal Information Sorted by Pin Location.................................................... 53
5-1 Case Temperature Specification......................................................................... 76
6-1 System Management Interface Signal Descriptions ........................................... 79