Schematic Diagrams
B - 4 ATHLON 64 2/2 DDR
B.Schematic Diagrams
ATHLON 64 2/2 DDR
+1.25V
+1.25V
+2.5V
+2.5V
+2.5V
+2.5V
+2.5V
+2.5V
+2.5V
DQM[0..7]
6,7
MEMDQS[0..7]
6,7
MEMDATA[0..63]
6,7
MEMRASA_L 6,7
MEMCASA_L 6,7
MEMWEA_L 6,7
MEMCASB_L 6,7
MEMRASB_L 6,7
MEMBANKB1 6,7
MEMBANKA0 6,7
MEMCS_L0 6,7
MEMBANKA1 6,7
MEMBANKB0 6,7
MEMCLK_L7
6
MEMCLK_L6
6
MEMCLK_L5
6
MEMCLK_L4
6
MEMCLK_H5
6
MEMCLK_H4
6
MEMCKEB 6,7
MEMCKEA 6,7
MEMCLK_H6
6
MEMWEB_L 6,7
MEMCLK_H7
6
+1.25V 4,7,30
+2.5V 4,5,6,7,16,30,33
MEMCS_L1 6,7
MEMCS_L2 6,7
MEMCS_L3 6,7
MAA[0..13] 6,7
MAB[0..13] 6,7
MAB13
MAA4
MM
D
A
T
A
52
MM
D
A
TA
3
5
MM
D
A
T
A
3
4
MM
D
A
T
A
3
2
MAB9
RSVD_MAA15
MEM
C
K
E
B
MM
D
A
T
A
54
MM
D
A
T
A
8
RSVD_MAB14
MAB8
MM
D
A
T
A
18
ME
M
C
S_
L
5
MM
D
Q
S
4
MM
D
A
TA
4
7
MM
D
A
T
A
31
MM
D
A
T
A
0
MAB5
MAB0
MM
D
A
T
A
2
0
MM
D
A
T
A
25
MM
D
A
T
A
29
ME
M
D
Q
S
9
MM
D
Q
S
7
MM
D
A
T
A
38
MM
D
A
T
A
6
MM
D
A
T
A
2
ME
M
Z
P
MAB6
M
E
M
B
AN
KB
1
MAA8
ME
M
D
Q
S
10
MM
D
A
TA
6
0
MM
D
A
TA
5
8
MM
D
A
T
A
1
3
MM
D
A
TA
1
1
MM
D
A
T
A
9
ME
M
B
A
N
K
B
0
M
E
MC
AS
A_
L
ME
M
D
Q
S
12
MM
D
A
T
A
51
MM
D
A
T
A
43
MM
D
A
T
A
42
ME
M
Z
N
MAB10
MM
D
A
T
A
30
M
E
M
B
AN
KA
1
MM
D
A
T
A
49
MAB11
MAA11
ME
M
C
S
_
L2
ME
M
C
S
_
L1
ME
M
D
Q
S
1
5
MM
D
Q
S
0
MM
D
A
T
A
4
M
E
M
R
ES
ET
_L
M
E
M
R
AS
B_
L
MM
D
A
T
A
19
MM
D
A
TA
2
3
MM
D
A
TA
2
4
MM
D
A
T
A
26
MAA9
ME
M
C
S
_L
4
MM
D
Q
S
1
MM
D
A
T
A
62
MM
D
A
T
A
50
MM
D
A
TA
4
8
MM
D
A
T
A
3
3
MAA6
MAA0
ME
M
D
Q
S
13
MM
D
A
T
A
39
MM
D
A
T
A
37
MM
D
A
TA
3
6
ME
M
C
S_
L
6
MEMC LK_L6
ME
M
D
Q
S
11
MM
D
Q
S
5
MM
D
A
T
A
5
6
MAB4
MAB1
MM
D
A
T
A
16
MM
D
A
T
A
27
MM
D
A
T
A
28
MEM
W
EA
_
L
MM
D
Q
S
3
MM
D
Q
S
2
MM
D
A
T
A
63
MM
D
A
T
A
40
MM
D
A
T
A
1
0
ME
M
W
E
B
_L
RSVD_MAB15
MM
D
A
T
A
17
MM
D
A
T
A
2
2
M
E
M
B
AN
KA
0
ME
M
C
S
_L
3
MM
D
A
TA
5
9
MM
D
A
T
A
5
7
MM
D
A
T
A
55
MM
D
A
T
A
4
4
MM
D
A
T
A
3
ME
M
C
A
S
B
_
L
MAB2
MM
D
A
T
A
15
RSVD_MAA14
MAA10
MAA5
MAA3
MEMC LK_L7
MM
D
A
TA
1
2
MAB3
MAA12
MM
D
A
T
A
4
6
MM
D
A
T
A
1
MAB12
MM
D
A
T
A
2
1
MAA13
MAA1
M
E
MR
AS
A_
L
ME
M
C
S_
L
7
MEM
C
K
E
A
ME
M
D
Q
S
1
6
ME
M
D
Q
S
14
MM
D
A
T
A
61
MM
D
A
T
A
53
MM
D
A
T
A
4
5
MM
D
A
T
A
41
MM
D
A
TA
7
MM
D
A
T
A
5
MAB7
MAA7
MAA2
MEMC LK_L5
MM
D
Q
S
6
MM
D
A
T
A
14
MEMC HEC K7
MEMC HEC K6
MEMC HEC K5
MEMC HEC K4
MEMC HEC K3
MEMC HEC K2
MEMC HEC K1
MEMC HEC K0
ME
M
D
Q
S
1
7
MM
D
Q
S8
MEMC LK_H 5
MEMC LK_H 4
MEMC LK_H 6
MEMC LK_H 7
MEMC LK_L4
MEMC LK_H 1
MEMC LK_H 0
MEMC LK_L0
MEMC LK_L1
MMDATA16
MMDATA39
MEMDATA28
MMDATA14
MMDATA48
MMDQS6
MEMDATA44
MMDATA29
MEMDATA4
MEMD QS11
MMDATA18
MEMDQS7
MEMDATA53
MEMDATA12
MEMDATA27
MMDATA40
MMDATA7
MEMDATA36
MMDQS2
DQM1
MMDATA49
MEMDATA59
MEMDATA42
MEMDATA61
DQM5
MMDATA38
MEMDATA19
MMDQS3
MMDATA59
MMDATA31
MMDATA51
MEMDATA31
MEMDATA18
MMDATA45
MMDATA5
MEMD QS12
MMDATA6
MEMDATA40
MMDATA42
MMDATA26
MEMDATA2
MMDATA3
MEMDATA43
MEMDATA63
DQM6
MEMDATA34
MEMD QS16
MEMDATA24
MMDQS5
MMDATA24
MMDATA36
MMDATA37
MMDATA60
MEMDATA33
MEMDATA54
MMDATA46
MEMDATA29
MEMDATA8
MEMDQS6
DQM3
MMDATA15
MEMDATA39
MEMDATA14
MEMDATA6
MEMDATA7
MMDATA52
MMDATA32
MEMDATA49
MMDATA63
MMDATA28
MMDATA12
MEMDQS3
MEMDATA45
MEMD QS9
MEMDATA57
MEMDATA41
MEMDATA32
MMDATA47
MMDATA54
MMDATA34
MMDATA4
MEMD QS14
MMDATA2
MEMDATA51
MMDATA8
MEMDATA38
MEMDATA55
MMDATA23
MEMDATA3
MMDATA50
MMDATA56
MEMDATA37
MEMDATA22
MEMDATA47
DQM7
MEMDATA16
MMDATA61
MEMDATA60
MEMDATA5
MMDATA30
MEMDQS1
MEMDATA46
MEMDQS5
MMDATA43
MEMDATA50
MEMDATA58
MEMD QS13
MMDATA22
MMDATA33
MMDATA41
MMDATA57
MMDATA58
MEMDATA15
DQM2
MEMDATA30
MEMD QS10
DQM0
MEMDATA48
DQM4
MMDATA27
MMDATA19
MMDATA44
MEMD QS15
MMDATA13
MEMDATA23
MMDATA53
MEMDATA25
MEMDATA26
MMDQS7
MEMDATA17
MEMDATA52
MMDATA62
MMDATA55
MMDATA25
MEMDATA62
MEMDATA56
MMDATA17
MMDQS1
DDRVREF_CPU
MEMDQS2
MEMDATA13
MMDATA21
MEMDATA21
MEMDATA20
MMDATA20
MMDATA35
MEMDQS4
MEMDATA35
MMDQS4
ME
M
C
S
_
L0
MEMC LK_L4
MEMC LK_L5
MEMC LK_L7
MEMC LK_L6
MEMCLK_H7
MEMCLK_H6
MEMCLK_H4
MEMCLK_H5
MEMDATA1
MEMDATA0
MMDATA0
MMDATA1
MEMDQS0
MMDQS0
MMDATA11
MEMDATA10
MMDATA10
MEMDATA9
MEMDATA11
MMDATA9
Z0301
Z0302
Z0303
Z0304
Z0305
Z0306
Z0307
Z0308
Z0309
Z0310
Z0315
Z0311
Z0312
Z0313
Z0314
Z0316
RN43
8P4RX10_0402
1
2
3
4
5
6
7
8
R276
10K
R275
10K
T11
C 210
0.22U
+
C641
470U_6.3V_7343
1
2
R 531
34.8_1%
+
C638
330U_2.5V_7343
1
2
+
C 640
330U_6.3V_7343
1
2
RN9
8P4RX10_0402
1
2
3
4
5
6
7
8
C238
0.22U
CB6
0.1U
T2
1
R255
120_1%
RN49
8P4RX10_0402
1
2
3
4
5
6
7
8
RN12
8P4RX10_0402
1
2
3
4
5
6
7
8
R630
10
T1
9
T14
CT11
4.7U_0805
CB2
0.22U
CT8
4.7U_0805
R388
10
C B1
0.22U
CT18
10U_0805
+
C642
470U_6.3V_7343
1
2
RN10
8P4RX10_0402
1
2
3
4
5
6
7
8
R565
10K
CT14
4.7U_0805
R390
10
C237
0.22U
RN18
8P4RX10_0402
1
2
3
4
5
6
7
8
ATHLON 64 (B)
U36B
ZIF_SOCKET754
AG
12
D1
4
C1
4
A1
8
B1
7
C1
7
D1
7
AF
16
AG
16
AH
16
AJ
17
AG
1
0
AJ
1
6
AJ
1
4
AJ
1
2
AG
1
1
AJ
1
5
AH
1
5
AJ
11
AH
11
AJ
10
AJ
9
AH
5
AG
5
AH
9
AJ
7
AJ
6
W1
M1 L2 J2 G3 L1
L3 G1
G2 F1 E3
B3 A3
E1 E2 A4 C5
B5 A5 A9
C1
1
A6
C7 B9 A1
0
A1
1
C1
3
A1
5
A1
7
B1
1
A1
2
B1
5
A1
6
AJ
13
AJ
8
AJ
2
AB
1
J1
D1
A8
A1
4
T1
AH
13
AH
7
AG
1
AA
1
H1
C2
A7
A1
3
R1
AE
8
AE
7
P4
P5
K4
V4
AE10
AG8
E11
C10
P3
R5
K5
V3
AF10
AF8
E12
D10
E5
C4
E6
D6
E7
E8
C8
D8
H5
D4
G5
H3
K3
N5
T3
T5
V5
Y 3
AB4
Y 5
AD3
AB5
AE5
M5
AF3
AE6
E10
C12
E13
W3
AC
1
AC
3
W2
Y1
AC
2
AD
1
AE
1
AE
3
AG
3
AJ
4
AE
2
AF
1
AH
3
AJ
3
AJ
5
J5
L5
M3
T4
U5
W5
Y 4
AB3
AA5
AD4
AC5
AD5
M4
AF4
AF6
E9
D12
E14
U2
U1
P1
N2
V1
U3
N1
N3
H4
F5
F4
ME
M
V
R
E
F
1
ME
M
Z
N
ME
M
Z
P
VT
T
_
A1
VT
T
_
A2
VT
T
_A
3
VT
T
_A
4
VT
T
_B
1
VT
T
_B
2
VT
T
_B
3
VT
T
_B
4
M
E
M
R
ES
ET
_L
M
E
M
D
AT
A0
M
E
M
D
AT
A1
ME
M
D
A
T
A
2
M
E
M
D
AT
A3
M
E
M
D
AT
A4
M
E
M
D
AT
A5
ME
M
D
A
T
A
6
ME
M
D
A
T
A
7
ME
M
D
A
T
A
8
M
E
M
D
AT
A9
M
E
M
D
AT
A1
0
M
E
M
D
AT
A1
1
M
E
M
D
AT
A1
2
ME
M
D
A
T
A
1
3
MEM
D
A
T
A
1
4
M
E
MD
AT
A3
1
ME
M
D
A
T
A
32
M
E
M
D
AT
A3
3
M
E
M
D
AT
A3
4
M
E
M
D
AT
A3
5
M
E
M
D
AT
A3
6
ME
M
D
A
T
A
3
7
MEM
D
A
T
A
38
MEM
D
A
T
A
39
MEM
D
A
T
A
40
M
E
MD
AT
A4
1
M
E
MD
AT
A4
2
M
E
MD
AT
A4
3
ME
M
D
A
T
A
44
M
E
M
D
AT
A4
5
M
E
M
D
AT
A4
6
M
E
M
D
AT
A4
7
M
E
M
D
AT
A4
8
ME
M
D
A
T
A
4
9
MEM
D
A
T
A
50
MEM
D
A
T
A
51
MEM
D
A
T
A
52
M
E
MD
AT
A5
3
M
E
MD
AT
A5
4
M
E
MD
AT
A5
5
ME
M
D
A
T
A
56
M
E
M
D
AT
A5
7
M
E
M
D
AT
A5
8
M
E
M
D
AT
A5
9
M
E
M
D
AT
A6
0
ME
M
D
A
T
A
6
1
MEM
D
A
T
A
62
MEM
D
A
T
A
63
ME
M
D
Q
S
0
ME
M
D
Q
S
1
ME
M
D
Q
S
2
ME
M
D
Q
S
3
ME
M
D
Q
S
4
ME
M
D
Q
S
5
ME
M
D
Q
S
6
ME
M
D
Q
S
7
ME
M
D
Q
S
8
ME
M
D
Q
S
9
ME
M
D
Q
S
1
0
ME
M
D
Q
S
1
1
ME
MD
Q
S
1
2
ME
M
D
Q
S
1
3
ME
M
D
Q
S
14
ME
M
D
Q
S
15
ME
M
D
Q
S
16
ME
M
D
Q
S
17
ME
M
C
K
E
A
ME
M
C
K
E
B
MEMCLK_L0
MEMCLK_L1
MEMCLK_L2
MEMCLK_L3
MEMCLK_L4
MEMCLK_L5
MEMCLK_L6
MEMCLK_L7
MEMCLK_H0
MEMCLK_H1
MEMCLK_H2
MEMCLK_H3
MEMCLK_H4
MEMCLK_H5
MEMCLK_H6
MEMCLK_H7
ME
M
C
S
_L
0
ME
M
C
S
_L
1
ME
M
C
S
_L
2
ME
M
C
S
_
L3
ME
M
C
S
_
L4
ME
M
C
S
_
L5
ME
M
C
S
_
L6
ME
M
C
S
_
L7
M
E
M
R
AS
A_
L
M
E
M
C
AS
A_
L
ME
M
W
E
A
_L
M
E
M
B
AN
KA
0
M
E
M
B
AN
KA
1
MEMADDA0
MEMADDA1
MEMADDA2
MEMADDA3
MEMADDA4
MEMADDA5
MEMADDA6
MEMADDA7
MEMADDA8
MEMADDA9
MEMAD DA10
MEMAD DA11
MEMAD DA12
MEMAD DA13
NC_C12
NC_E13
M
E
MD
AT
A3
0
ME
MD
A
T
A
29
MEM
D
A
T
A
28
MEM
D
A
T
A
27
MEM
D
A
T
A
2
6
ME
M
D
A
T
A
2
5
M
E
M
D
AT
A2
4
M
E
M
D
AT
A2
3
M
E
M
D
AT
A2
2
M
E
M
D
AT
A2
1
ME
M
D
A
T
A
20
M
E
MD
AT
A1
9
M
E
MD
AT
A1
8
MEM
D
A
T
A
17
MEM
D
A
T
A
16
MEM
D
A
T
A
15
ME
M
B
A
N
K
B
0
M
E
M
B
AN
KB
1
MEMADDB0
MEMADDB1
MEMADDB2
MEMADDB3
MEMADDB4
MEMADDB5
MEMADDB6
MEMADDB7
MEMADDB8
MEMADDB9
MEMAD DB10
MEMAD DB11
MEMAD DB12
MEMAD DB13
NC_D12
NC_E14
MEMCHECK0
MEMCHECK1
MEMCHECK2
MEMCHECK3
MEMCHECK4
MEMCHECK5
MEMCHECK6
MEMCHECK7
ME
M
R
A
S
B
_L
ME
M
C
A
S
B
_L
ME
M
W
E
B
_
L
R564
10K
RN41
8P4RX10_0402
1
2
3
4
5
6
7
8
T1
8
C T10
4.7U_0805
C211
100P
C T9
4.7U_0805
R391
10
R535
100_1%
R389
10
R240
120_1%
R538
100_1%
RN42
8P4RX10_0402
1
2
3
4
5
6
7
8
RN20
8P4RX10_0402
1
2
3
4
5
6
7
8
CB5
1000P
R627
10
R 529
34.8_1%
T15
T702
T700
T708
T706
T704
T710
T701
T705
T703
T711
T707
T709
RN13
8P4RX10_0402
1
2
3
4
5
6
7
8
RN52
8P4RX10_0402
1
2
3
4
5
6
7
8
T12
RN47
8P4RX10_0402
1
2
3
4
5
6
7
8
RN11
8P4RX10_0402
1
2
3
4
5
6
7
8
T697
+
C700
330U_2.5V_7343
1
2
C217
0.22U
T696
R387
10
R629
10
T699
T698
RN17
8P4RX10_0402
1
2
3
4
5
6
7
8
C637
100P
T13
R392
10
T2
0
CT19
10U_0805
CB4
0.1U
C 197
0.22U
CT15
4.7U_0805
CT12
4.7U_0805
R628
10
RN48
8P4RX10_0402
1
2
3
4
5
6
7
8
C T13
4.7U_0805
C290
100P
RN51
8P4RX10_0402
1
2
3
4
5
6
7
8
R231
120_1%
RN40
8P4RX10_0402
1
2
3
4
5
6
7
8
C291
0.22U
RN19
8P4RX10_0402
1
2
3
4
5
6
7
8
RN50
8P4RX10_0402
1
2
3
4
5
6
7
8
+
C 639
330U_2.5V_7343
1
2
C289
100P
CB3
0.1U
R254
120_1%
Put near Athlon 64
for decoupling
noise V0.9
DDRVREF with
40~50 mil, 25
mil clearance
or shielded by
GND
+1.25V VDDIO/2
Memory I/O Compensation
MemReset_L is used to reset the register as required to support the Suspend to Ram state (ACPI S3).
125mA
MEMCLK_H[4..7]
route 5/5/20.
MEMCLK_L[4..7]
route 5/5/20.
MEMDQS[0..17]
route 5/5/20.
94/10/31 Kevin
Sheet 3 of 45
ATHLON 64 2/2
DDR