Itanium 2 Processor Datasheet
Datasheet 37
3 Pinout Specifications
This chapter describes the Itanium 2 processor signals and pinout.
Note: The pins labeled “N/C” must remain unconnected. The Itanium 2 processor uses a JEDEC standard
pin naming convention.
In this chapter, pin names are the actual names given to each physical pin of the processor.
System bus signal names are the names associated with the functions of those pins. For those pins
associated with multiple functions, their pin names and system bus signal names are not
necessarily identical.
Figure 3-1 shows the Itanium 2 processor pin location diagram from the top view.
Figure 3-1. Itanium
®
2 Processor Pinout
000638b
GND GND GND
GND
GND
GND
VC
TERM
GND GND VC
TERM
GND VC
TERM
GND GND VC
TERM
GND
GND
GND
GND ID0# GND ID1# GND A0 7#
A06#
A04# VC
TERM
D30 # GND D27# VC
TERM
D20 # GND NC VC
TERM
D11 # GND D07# VC
TERM
D04 # GND 3.3V VC
TERM
TUNER[ 2 ] GND GND GND GN D A05# D2 5# GND D23# GND D1 7# GND D13# GND D1 4# GND D01# GND NC GND GND
ID4# ID5# A1 3#
A12#
GND DEP3 # VC
TERM
D24 # GND ST BP1# VC
TERM
D16 # GND D12 # VC
TERM
STBN0# GND D03# VC
TERM
NC NC
ID7# A11# GND GND GND GND D1 9# GND DEP1 # GND D0 8# GND STBP0# GND D0 2# GND GND
RSP# ID8# ID9# A08 # A03# VC
TERM
DEP2 # D26# VC
TERM
D28 #
D21 #
D18 # VC
TERM
D09 #
D15 #
D06 # VC
TERM
D05 # GND NC VC
TERM
IDS# GND DRDY0 # GN D GND A09# GND D31 # GND D22# GND GND DE P0# GND GND D10# GND D0 0# GND T HRM
ALERT#
INIT# RS1 #
GND
RS2# A17 # A15# DEP6# VC
TERM
D54 # D4 8# VC
TERM
D49 # GND D42 # VC
TERM
D45 # GND D37# VC
TERM
NC GND
GND GND
GND GND
GND GND GND D5 3# DEP4 # D38 #
D40# GND D35 # GND VSSMON
REQ1# REQ2#
DBSY#
HI T# A2 4# A20 # VC
TERM
DEP7 #
D63 #
D61 # VC
TERM
STBP3# D50# VC
TERM
D32 # ST BN2# VC
TERM
D34 # GND GN D VCTERM
REQ3# GND DRDY# GND A23# GND GND NC GND D6 0# GND ST BN3# GND D5 6# GND DEP5 # GND D4 1# GND STBP2# GND D33# GN D VCCMON
REQ4#
GND
REQ5#
RP#
HI TM# A25 # A19# D6 2# VC
TERM
D57 # D5 1# VC
TERM
NC GND D4 6# VC
TERM
D44 # GND D36# VC
TERM
GND GND GND GN D GND GND GND D52 # D47# D43 # D39# GND NC GND GND
TRDY#
LOCK#
GSEQ# DEFER# A34# A31 # VC
TERM
D94 #
D59 #
D87 # VC
TERM
D84 # NC VC
TERM
D75 # D68# VC
TERM
D65 # GND NC VC
TERM
GND
GND TND# GND BI NI T# GND GND A28# GND D92 # GND D91# GND D81 # GND D78# GND D71 # GND D67# GND NC GND SMA2
BREQ0# BREQ1#
NC
NC A36 # A38# DE P11 # VC
TERM
D93 # STBP5# VC
TERM
D83 # GND D76 # VC
TERM
STBN4# GND D66# VC
TERM
NC GND
GND GND GND GN D GND GND GND D88 # DEP9 # D72# STBP4# GND D7 3# GND SMA1
BREQ3#
NC
NC BREQ2# A3 5# A29 # VC
TERM
DEP1 0#
D89 #
D95 # VC
TERM
D86 # D80# VC
TERM
D77 # D69# VC
TERM
D64 # GND SMA0 VC
TERM
BPRI # GND SBS Y1# GND GN D GND GND D85# GND D8 2# GND DEP8 # GND D79# GN D D74# GND D7 0# GND GND
PPOD
GD#
GND
RESET #
NC
ADS# GND A3 9# A45# GND DE P14 # VC
TERM
D122# GND D1 18 # VC
TERM
D11 7# GN D D111# VC
TERM
D106# GND D102# VC
TERM
NC GND
GND
GND GND GND GND GND D1 12# DEP12 # D101 # D96# GND D99# GND SMWP
LINT0
TRST#
BPM0# BERR# A4 9# A47 # VC
TERM
DEP1 5#
D124#
D125# VC
TERM
STBP7# D11 4# VC
TERM
D105# STBN6 # VC
TERM
D98 # GND SMSD
BPM2# GN D BPM3# GND AP1# GND GND A42# GND D126# GND STBN7# GND D1 16# GND DEP1 3# GND D1 08# GND STBP6 # GND D97# GND GND
LINT1 GND BPM4# GND BPM5# GN D A43# A4 0# GND D1 23# VC
TERM
D120# GND D1 15 # VC
TERM
NC GND D109# VC
TERM
D103# GND D104# VC
TERM
SMSC GND
PMI # BPM1# AP0# GN D VC
TERM
D121# D119# GND D11 3# GND D11 0# GND D1 07# GND D1 00 # GND NC GND VC
TERM
AH AG AF AE AD AC AB AA Y W V U T R P N M L K J H G F E D C B A
1
2
3
4
5
6
7
8
9
1
0
11
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
21
2
2
2
3
2
4
2
5
AH AG AF AE AD AC AB AA Y W V U T R P N M L K J H G F E D C B A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Power Pod
GND
VC
TERM
GND
A27 # GND D90 #DBSY1 #
DRDY1#
A33#
SBSY0#
DSBY0 #
ID3#
GND
GND
ID2#
GND
GND
GND
GND
GND
TERMB
ID6#
RS0#
REQ0#
SBSY#
TERMA
GND
GND
OUTE N
GND
TUNER[ 1 ]
NC
TDO
TMS
NC
BCLKN
PWR
GOOD
NC
NC
NC
A20M#
FERR#
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
NC
TDI
TCK
NC
BCLKP
PROC
PRES#
NC
NC
NC
I GNNE#
TH_TRI P#
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
STBN1#
D58#
D55#
STBN5#
D127#
GND
D29 #
GND
GND
NC
A18#
A16#
BNR#
A48#
A10#
A14#
A21#
A26#
A22#
A37#
A32#
A30#
A44#
A46#
A41#
GND
GND