Intel Celeron M 420 1.60 GHz LF80538NE0251M Data Sheet
Product codes
LF80538NE0251M
Package Mechanical Specifications and Pin Information
Intel
®
Celeron
®
M Processor Datasheet
53
L22
VSS
Power/Other
L23
D[18]#
Source Synch
Input/
Output
Output
L24
DSTBP[1]#
Source Synch
Input/
Output
Output
L25
VSS
Power/Other
L26
D[26]#
Source Synch
Input/
Output
Output
M1
VSS
Power/Other
M2
DBSY#
Common Clock
Input/
Output
Output
M3
TRDY#
Common Clock
Input
M4
VSS
Power/Other
M5
VSS
Power/Other
M6
VCCP
Power/Other
M21
VSS
Power/Other
M22
VCCP
Power/Other
M23
D[24]#
Source Synch
Input/
Output
Output
M24
VSS
Power/Other
M25
D[28]#
Source Synch
Input/
Output
Output
M26
D[19]#
Source Synch
Input/
Output
Output
N1
VCCA[2]
Power/Other
N2
ADS#
Common Clock
Input/
Output
Output
N3
VSS
Power/Other
N4
BR0#
Common Clock
Input/
Output
Output
N5
VCCP
Power/Other
N6
VSS
Power/Other
N21
VCCP
Power/Other
N22
VSS
Power/Other
N23
VSS
Power/Other
N24
D[27]#
Source Synch
Input/
Output
Output
Table 24. Pin Listing by Pin Number
Pin
Number
Pin Name
Signal Buffer
Type
Direction
N25
D[30]#
Source Synch
Input/
Output
Output
N26
VSS
Power/Other
P1
REQ[3]#
Source Synch
Input/
Output
Output
P2
VSS
Power/Other
P3
REQ[1]#
Source Synch
Input/
Output
Output
P4
A[3]#
Source Synch
Input/
Output
Output
P5
VSS
Power/Other
P6
VCCP
Power/Other
P21
VSS
Power/Other
P22
VCCP
Power/Other
P23
VCCQ[0]
Power/Other
P24
VSS
Power/Other
P25
COMP[0]
Power/Other
Input/
Output
Output
P26
COMP[1]
Power/Other
Input/
Output
Output
R1
VSS
Power/Other
R2
REQ[0]#
Source Synch
Input/
Output
Output
R3
A[6]#
Source Synch
Input/
Output
Output
R4
VSS
Power/Other
R5
VCCP
Power/Other
R6
VSS
Power/Other
R21
VCCP
Power/Other
R22
VSS
Power/Other
R23
D[39]#
Source Synch
Input/
Output
Output
R24
D[37]#
Source Synch
Input/
Output
Output
R25
VSS
Power/Other
R26
D[38]#
Source Synch
Input/
Output
Output
Table 24. Pin Listing by Pin Number
Pin
Number
Pin Name
Signal Buffer
Type
Direction