Intel 521 Data Sheet - Page 59

Power/Other, Common Clock, Input/Output, LINT0, Asynch GTL, Input, Source Synch, LINT1, TESTHI13,

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Page 59 highlights

Land Listing and Signal Descriptions Table 4-2. Numerical Land Assignment Land # J13 J14 J15 J16 J17 J18 J19 J20 J21 J22 J23 J24 J25 J26 J27 J28 J29 J30 K1 K2 K3 K4 K5 K6 K7 K8 K23 K24 K25 K26 K27 K28 K29 K30 L1 L2 L3 L4 L5 L6 L7 Land Name VCC VCC VCC DP0# DP3# VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC LINT0 VSS A20M# REQ0# VSS REQ3# VSS VCC VCC VCC VCC VCC VCC VCC VCC VCC LINT1 TESTHI13 VSS A6# A3# VSS VSS Signal Buffer Type Direction Power/Other Power/Other Power/Other Common Clock Input/Output Common Clock Input/Output Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Asynch GTL+ Input Power/Other Asynch GTL+ Input Source Synch Input/Output Power/Other Source Synch Input/Output Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Asynch GTL+ Input Asynch GTL+ Input Power/Other Source Synch Input/Output Source Synch Input/Output Power/Other Power/Other Table 4-2. Numerical Land Assignment Land # L8 L23 L24 L25 L26 L27 L28 L29 L30 M1 M2 M3 M4 M5 M6 M7 M8 M23 M24 M25 M26 M27 M28 M29 M30 N1 N2 N3 N4 N5 N6 N7 N8 N23 N24 N25 N26 N27 N28 N29 N30 Land Name VCC VSS VSS VSS VSS VSS VSS VSS VSS VSS THERMTRIP# STPCLK# A7# A5# REQ2# VSS VCC VCC VCC VCC VCC VCC VCC VCC VCC PWRGOOD IGNNE# VSS RESERVED RESERVED VSS VSS VCC VCC VCC VCC VCC VCC VCC VCC VCC Signal Buffer Type Direction Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Asynch GTL+ Output Asynch GTL+ Input Source Synch Input/Output Source Synch Input/Output Source Synch Input/Output Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Input Asynch GTL+ Input Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Datasheet 59

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Land Listing and Signal Descriptions
Datasheet
59
J13
VCC
Power/Other
J14
VCC
Power/Other
J15
VCC
Power/Other
J16
DP0#
Common Clock
Input/Output
J17
DP3#
Common Clock
Input/Output
J18
VCC
Power/Other
J19
VCC
Power/Other
J20
VCC
Power/Other
J21
VCC
Power/Other
J22
VCC
Power/Other
J23
VCC
Power/Other
J24
VCC
Power/Other
J25
VCC
Power/Other
J26
VCC
Power/Other
J27
VCC
Power/Other
J28
VCC
Power/Other
J29
VCC
Power/Other
J30
VCC
Power/Other
K1
LINT0
Asynch GTL+
Input
K2
VSS
Power/Other
K3
A20M#
Asynch GTL+
Input
K4
REQ0#
Source Synch
Input/Output
K5
VSS
Power/Other
K6
REQ3#
Source Synch
Input/Output
K7
VSS
Power/Other
K8
VCC
Power/Other
K23
VCC
Power/Other
K24
VCC
Power/Other
K25
VCC
Power/Other
K26
VCC
Power/Other
K27
VCC
Power/Other
K28
VCC
Power/Other
K29
VCC
Power/Other
K30
VCC
Power/Other
L1
LINT1
Asynch GTL+
Input
L2
TESTHI13
Asynch GTL+
Input
L3
VSS
Power/Other
L4
A6#
Source Synch
Input/Output
L5
A3#
Source Synch
Input/Output
L6
VSS
Power/Other
L7
VSS
Power/Other
Table 4-2. Numerical Land Assignment
Land
#
Land Name
Signal Buffer
Type
Direction
L8
VCC
Power/Other
L23
VSS
Power/Other
L24
VSS
Power/Other
L25
VSS
Power/Other
L26
VSS
Power/Other
L27
VSS
Power/Other
L28
VSS
Power/Other
L29
VSS
Power/Other
L30
VSS
Power/Other
M1
VSS
Power/Other
M2
THERMTRIP#
Asynch GTL+
Output
M3
STPCLK#
Asynch GTL+
Input
M4
A7#
Source Synch
Input/Output
M5
A5#
Source Synch
Input/Output
M6
REQ2#
Source Synch
Input/Output
M7
VSS
Power/Other
M8
VCC
Power/Other
M23
VCC
Power/Other
M24
VCC
Power/Other
M25
VCC
Power/Other
M26
VCC
Power/Other
M27
VCC
Power/Other
M28
VCC
Power/Other
M29
VCC
Power/Other
M30
VCC
Power/Other
N1
PWRGOOD
Power/Other
Input
N2
IGNNE#
Asynch GTL+
Input
N3
VSS
Power/Other
N4
RESERVED
N5
RESERVED
N6
VSS
Power/Other
N7
VSS
Power/Other
N8
VCC
Power/Other
N23
VCC
Power/Other
N24
VCC
Power/Other
N25
VCC
Power/Other
N26
VCC
Power/Other
N27
VCC
Power/Other
N28
VCC
Power/Other
N29
VCC
Power/Other
N30
VCC
Power/Other
Table 4-2. Numerical Land Assignment
Land
#
Land Name
Signal Buffer
Type
Direction