Datasheet
Intel
®
Pentium
®
4 Processor in the 423-pin Package
57
Table 31. Pin Listing by Pin Number
Pin
Number
Pin Name
Signal Buffer
Type
Direction
A1 VID4 Power/Other Output
A3 VID3 Power/Other Output
A5 SKTOCC# Power/Other Output
A7 TESTHI0 Power/Other Input
A9 A32# Source Synch Input/Output
A11 A33# Source Synch Input/Output
A13 A27# Source Synch Input/Output
A15 A26# Source Synch Input/Output
A17 A20# Source Synch Input/Output
A19 A30# Source Synch Input/Output
A21 A22# Source Synch Input/Output
A23 A14# Source Synch Input/Output
A25 A13# Source Synch Input/Output
A27 A15# Source Synch Input/Output
A29 A17# Source Synch Input/Output
A31 A11# Source Synch Input/Output
A33 LOCK# Common Clock Input/Output
A35 TRDY# Common Clock Input
A37 VCC Power/Other
A39 VCC Power/Other
B2 VID1 Power/Other Output
B4 VID2 Power/Other Output
B6 VCC Power/Other
B8 VSS Power/Other
B10 VCC Power/Other
B12 VSS Power/Other
B14 VCC Power/Other
B16 VSS Power/Other
B18 VCC Power/Other
B20 VSS Power/Other
B22 VCC Power/Other
B24 VSS Power/Other
B26 VCC Power/Other
B28 VSS Power/Other
B30 VCC Power/Other
B32 VSS Power/Other
B34 DBSY# Common Clock Input/Output
B36 BR0# Common Clock Input/Output
B38 VSS Power/Other
C1 VID0 Power/Other Output
C3 VCC Power/Other
C5 STPCLK# Asynch GTL+ Input
C7 IERR# Common Clock Output
C9 RSP# Common Clock Input
C11 A31# Source Synch Input/Output
C13 BPM4# Common Clock Input/Output
C15 A34# Source Synch Input/Output
C17 A21# Source Synch Input/Output
C19 A23# Source Synch Input/Output
C21 A29# Source Synch Input/Output
C23 A10# Source Synch Input/Output
C25 A12# Source Synch Input/Output
C27 A18# Source Synch Input/Output
C29 A4# Source Synch Input/Output
C31 A6# Source Synch Input/Output
C33 REQ0# Source Synch Input/Output
C35 VSS Power/Other
C37 VCC Power/Other
C39 VSS Power/Other
D2 VCC Power/Other
D4 VSS Power/Other
D6 BPM5# Common Clock Input/Output
D8 INIT# Asynch GTL+ Input
Table 31. Pin Listing by Pin Number
Pin
Number
Pin Name
Signal Buffer
Type
Direction
5.1.2 Pin Listing by Pin Number
Table 31 contains a listing of the Pentium 4 processor pins in order by pin number.