Schematic Diagrams
MCH Host (71-L27T0-002) B - 7
B.Sch
e
m
a
tic D
iag
rams
MCH Host
Sheet 6 of 29
MCH Host
HA#9
C482
0.01u
SPRINGDALE-GMCH HOST INTERFACE
U2B
SPRINGDALE-G
D26
D30
L23
E2
9
B3
2
K2
3
C30
C31
J2
5
B3
1
E3
0
B3
3
J2
4
F25
D34
C32
F28
C34
J2
7
G27
F29
E2
8
H27
K2
4
E3
2
F31
G30
J2
6
G26
B2
9
J2
3
L22
C29
J2
1
F27
B28
B26
B24
E8
E27
L21
K21
E23
E25
D24
G24
C17
L17
L14
C15
G22
C27
B27
C7
B7
C25
F23
AE14
E24
B2
3
E2
2
B2
1
D20
B2
2
D22
B2
0
C21
E1
8
E2
0
B1
6
D16
B1
8
B1
7
E1
6
D18
G20
F17
E1
9
F19
J1
7
L18
G16
G18
F21
F15
E1
5
E2
1
J1
9
G14
E1
7
K1
7
J1
5
L16
J1
3
F13
F11
E1
3
K1
5
G12
G10
L15
E1
1
K1
3
J1
1
H10
G8
E9
B1
3
E1
4
B1
4
B1
2
B1
5
D14
C13
B1
1
D10
C11
E1
0
B1
0
C9
B9
D8
B8
B3
0
D28
B19
L19
G9
D12
C19
K19
F9
E12
L20
L13
L12
HA3#
HA4#
HA5#
HA6#
HA7#
HA8#
HA9#
HA
10#
HA
11#
HA
12#
HA
13#
HA
14#
HA
15#
HA
16#
HA
17#
HA
18#
HA
19#
HA
20#
HA
21#
HA
22#
HA
23#
HA
24#
HA
25#
HA
26#
HA
27#
HA
28#
HA
29#
HA
30#
HA
31#
HREQ
0
#
HREQ
1
#
HREQ
2
#
HREQ
3
#
HREQ
4
#
ADS#
BNR#
BPRI#
BREQ0#
CPURST#
DBSY#
DEFER#
HIT#
HITM#
HLOCK#
HTRDY#
DRDY#
DINV0#
DINV1#
DINV2#
DINV3#
RS0#
RS1#
RS2#
HCLKN
HCLKP
HDSWING
HDVREF
PWROK
HDRCOMP
HD0#
HD1#
HD2#
HD3#
HD4#
HD5#
HD6#
HD7#
HD8#
HD9#
HD10#
HD11#
HD12#
HD13#
HD14#
HD15#
HD16#
HD17#
HD18#
HD19#
HD20#
HD21#
HD22#
HD23#
HD24#
HD25#
HD26#
HD27#
HD28#
HD29#
HD30#
HD31#
HD32#
HD33#
HD34#
HD35#
HD36#
HD37#
HD38#
HD39#
HD40#
HD41#
HD42#
HD43#
HD44#
HD45#
HD46#
HD47#
HD48#
HD49#
HD50#
HD51#
HD52#
HD53#
HD54#
HD55#
HD56#
HD57#
HD58#
HD59#
HD60#
HD61#
HD62#
HD63#
HADST
B
0#
HADST
B
1#
HDSTBP0#
HDSTBP1#
HDSTBP2#
HDSTBP3#
HDSTBN0#
HDSTBN1#
HDSTBN2#
HDSTBN3#
PROCHOT#
BESL0
BSEL1
HD#24
HADSTB#1
2
HDSTBN#1
2
HD#6
HD#18
DBSY#
2
MCHCLK#
4
3.5 inches max
HD#1
V_CORE
HD#16
HA
#10
HITM#
2
HTRDY#
2
HREQ#0
2
HD#11
HA
#24
HA
#11
C481
1u
HD#[0..63]
2
VTT1.2V
HD#55
HA
#30
HD#34
HD#38
HREQ#4
2
HD#7
HA#8
BNR#
2
HD#5
HDB#2
2
HDSTBP#1
2
HD#49
HA
#14
U27
74AHC1G08(SC-88A)
2
1
4
3
5
HD#47
+3V
HD#56
HDSTBN#0
2
HD#15
HD#28
HD#31
HREQ#3
2
HA
#21
PROCHOT#
3
HD#42
HD#57
BPRI#
2
ADS#
2
HDB#1
2
HA#7
PWROK
12,14,28
HD#51
HD#3
GMCHDVREF
CPURST#
2
HD#48
HDSTBN#3
2
HD#39
HA
#13
HDSTBP#0
2
R66
102_1%
HLOCK#
2
HADSTB#0
2
HD#14
HD#9
HD#10
HA#6
HD#29
HD#8
HREQ#1
2
HD#20
HD#13
HD#54
RS#2
2
BSEL1
4
HD#33
HD#52
HDSTBN#2
2
DRDY#
2
HD#27
R69
200_1%
HA#[3..31]
2
HA
#28
GMCH-PWROK
HD#26
HD#46
HD#22
HA
#29
R902
200_1%
MCHCLK
4
HD#2
HA#5
R70
301_1%
HD#41
HDSTBP#3
2
SUSB#
14,20,22
HD#50
HD#60
HD#[0..63]
C66
0.01u_R
HD#45
HA#[3..31]
R893
169_1%
HD#30
RS#0
2
HD#32
HD#4
HA
#17
HD#63
HA
#18
GMCH-PWROK
VTT1.2V
HD#44
HDB#0
2
GMCHDVREF
C235
0.1u
HA#4
HD#40
HD#62
HA#3
CLOSE MCH
R63
20_1%
BR0#
2
HA
#27
HA
#16
HD#23
HD#61
HDSWING
HREQ#2
2
HA
#25
HA
#20
VTT1.2V
2,3,5,14,29
HA
#22
TRACE WIDE 10 MILS
V_CORE
2,4,14,22,27
HD#19
DEFER#
2
HDSTBP#2
2
HD#37
HA
#26
HD#36
HD#59
HD#21
HD#25
HA
#12
HA
#31
HD#17
BSEL0
4
HA
#23
HD#58
CA202
0.1u
HD#53
HD#0
HDSWING
C54
0.01u
HIT#
2
HD#43
HA
#19
Z0601
HD#12
HA
#15
RS#1
2
HDB#3
2
HD#35
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