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12.30. A-Board (25/26) Schematic Diagram
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A-BOARD (25/26)
PEAKS-LDA2
TO 23/26
217
218
DDR3
PD_MMDQ[0-15]
PD_MMDQS1
PD_MMXDQS1
PD_MMDQS0
PD_MMXDQS0
PD_MMDM1
PD_MMDM0
PD_MMA[0-13]
PD_MMA0
R8256
AD_MMA0
PD_MMA1
R8257
AD_MMA1
PD_MMA2
R8258
AD_MMA2
PD_MMA3
R8259
AD_MMA3
PD_MMA4
R8260
AD_MMA4
PD_MMA5
R8261
AD_MMA5
PD_MMA6
R8262
AD_MMA6
PD_MMA7
AD_MMA7
R8263
PD_MMA8
R8264
AD_MMA8
PD_MMA9
R8265
AD_MMA9
PD_MMA10
R8266
AD_MMA10
PD_MMA11
R8267
AD_MMA11
PD_MMA12
R8268
AD_MMA12
PD_MMA13
R8269
AD_MMA13
DDR1.5V
R8253
R8270
1k
1k
PD_MMVCAL
C8240
R8254
R8271
0.1u
1k
1k
16V
PD_MMVREF0
C8241
R8255
R8272
0.1u
1k
1k
16V
PD_MMVREF1
C8242
0.1u
16V
R8240
240
PD_MMRODT
R8241
AD_MMBA0
PD_MMBA0
R8242
AD_MMBA1
PD_MMBA1
R8243
AD_MMBA2
PD_MMBA2
C8243
50V 3p
R8274
MMCK
R8244
PD_MMCK
R8245
MMXCK
PD_MMXCK
R8275
R8246
33
AD_MMXCS0
PD_MMXCS0
AD_MMXCS1
R8247
33
PD_MMXCS1
C8246
R8248
AD_MMXRAS
10V 1u
PD_MMXRAS
R8249
AD_MMXCAS
PD_MMXCAS
R8250
AD_MMXWE
PD_MMXWE
R8251
AD_MMCKE
PD_MMCKE
R8252
AD_MMODT
PD_MMODT
PD_MMXRESET
PD_MMXRESET
R8289
10k
PD_MMDQ[16-31]
PD_MMDQS2
PD_MMXDQS2
PD_MMDQS3
PD_MMXDQS3
PD_MMDM2
PD_MMDM3
219
220
PD_MMDQ8
=
IC8240
E3
DQL0
PD_MMDQ9
=
IC8240
F7
DQL1
PD_MMDQ10
=
IC8240
F2
DQL2
PD_MMDQ11
=
IC8240
F8
DQL3
PD_MMDQ12
=
IC8240
H3
DQL4
PD_MMDQ13
=
IC8240
H8
DQL5
PD_MMDQ14
=
IC8240
G2
DQL6
PD_MMDQ15
=
IC8240
H7
DQL7
PD_MMDQ0
=
IC8240
D7
DQU0
PD_MMDQ1
=
IC8240
C3
DQU1
C8273
10V 1u
PD_MMDQ2
=
IC8240
C8
DQU2
C8274
16V 0.1u
PD_MMDQ3
=
IC8240
C2
DQU3
C8275
10V 1u
PD_MMDQ4
=
IC8240
A7
DQU4
PD_MMDQ5
=
IC8240
A2
DQU5
C8277
16V 0.1u
PD_MMDQ6
=
IC8240
B8
DQU6
PD_MMDQ7
=
IC8240
A3
DQU7
=
IC8240
F3
DQSL
C8281
10V 1u
=
IC8240
G3
/DQSL
=
IC8240
C7
DQSU
C8282 16V 0.1u
=
IC8240
B7
/DQSU
=
C8284
10V 1u
IC8240
E7
DML
C8285 10V 1u
=
IC8240
D3
DMU
C8286
10V 1u
R8286
AD_MMCK
220
=
IC8240
J7
CK
AD_MMXCK
=
IC8240
K7
/CK
AD_MMCKE
=
IC8240
K9
CKE
AD_MMXCS0
=
IC8240
L2
/CS
AD_MMXRAS
=
IC8240
J3
/RAS
AD_MMXCAS
=
IC8240
K3
/CAS
AD_MMXWE
=
AD_MMA0
IC8240
L3
/WE
AD_MMA1
AD_MMBA0
=
AD_MMA2
IC8240
M2
BA0
AD_MMBA1
=
AD_MMA3
IC8240
N8
BA1
AD_MMBA2
=
AD_MMA4
IC8240
M3
BA2
AD_MMA5
AD_MMODT
=
IC8240
K1
ODT
AD_MMA6
PD_MMXRESET
=
AD_MMA7
IC8240
T2
/RESET
AD_MMA8
DDR1.5V
=
AD_MMA9
IC8240
L8
ZQ
R8277
R8281
AD_MMA10
1k
1k
R8288
240
AD_MMA11
=
AD_MMA12
IC8240
M8
VREFCA
AD_MMA13
R8278
R8282
C8247
1k
1k
16V
0.1u
=
IC8240
H1
VREFDQ
C8248
16V
0.1u
R8279
R8283
1k
1k
=
IC8241
M8
VREFCA
R8280
R8284
C8249
1k
1k
16V
0.1u
=
IC8241
H1
VREFDQ
C8250
16V
0.1u
=
IC8241
L8
ZQ
R8287
240
AD_MMA0
R8285
AD_MMA1
220
AD_MMA2
AD_MMCK
=
AD_MMA3
IC8241
J7
CK
AD_MMXCK
=
AD_MMA4
IC8241
K7
/CK
AD_MMCK
AD_MMA5
AD_MMXCK
AD_MMA6
AD_MMCKE
=
IC8241
K9
CKE
AD_MMA7
AD_MMA8
AD_MMXCS1
=
IC8241
L2
/CS
AD_MMA9
DDR1.5V
AD_MMXRAS
=
IC8241
J3
/RAS
AD_MMA10
AD_MMXCAS
=
IC8241
K3
/CAS
AD_MMA11
AD_MMXWE
=
IC8241
L3
/WE
AD_MMA12
AD_MMA13
AD_MMBA0
=
IC8241
M2
BA0
AD_MMBA1
=
IC8241
N8
BA1
AD_MMBA2
=
IC8241
M3
BA2
AD_MMODT
=
IC8241
K1
ODT
PD_MMXRESET
=
IC8241
T2
/RESET
C8252
10u
10V
C8253
16V 0.1u
PD_MMDQ16
=
IC8241
E3
DQL0
C8254
10V 1u
PD_MMDQ17
=
IC8241
F7
DQL1
C8255
10V 1u
PD_MMDQ18
=
IC8241
F2
DQL2
C8256
10V 1u
PD_MMDQ19
=
IC8241
F8
DQL3
C8257
16V 0.1u
PD_MMDQ20
=
IC8241
H3
DQL4
PD_MMDQ21
=
IC8241
H8
DQL5
C8259
10V 1u
PD_MMDQ22
=
IC8241
G2
DQL6
C8260
16V 0.1u
PD_MMDQ23
=
IC8241
H7
DQL7
PD_MMDQ24
=
IC8241
D7
DQU0
PD_MMDQ25
=
IC8241
C3
DQU1
C8262
16V 0.1u
PD_MMDQ26
=
IC8241
C8
DQU2
C8263
10V 1u
PD_MMDQ27
=
IC8241
C2
DQU3
PD_MMDQ28
=
IC8241
A7
DQU4
PD_MMDQ29
=
IC8241
A2
DQU5
PD_MMDQ31
=
IC8241
B8
DQU6
C8267
16V 0.1u
PD_MMDQ30
=
IC8241
A3
DQU7
C8268
16V 0.1u
=
IC8241
F3
DQSL
=
IC8241
G3
/DQSL
=
IC8241
C7
DQSU
=
IC8241
B7
/DQSU
=
IC8241
E7
DML
=
IC8241
D3
DMU
221
222
74
IC8240
C3ABTY000025
1Gbit DDR3
DDR1.5V
C8272
10V
10u
=
IC8240
A1
VDDQ
IC8240
A9
VSS
=
=
IC8240
A8
VDDQ
IC8240
B3
VSS
=
=
IC8240
C1
VDDQ
IC8240
E1
VSS
=
=
IC8240
C9
VDDQ
IC8240
G8
VSS
=
=
IC8240
D2
VDDQ
IC8240
J2
VSS
=
=
IC8240
E9
VDDQ
IC8240
J8
VSS
=
=
IC8240
F1
VDDQ
IC8240
T9
VSS
=
=
IC8240
H2
VDDQ
IC8240
M1
VSS
=
=
IC8240
H9
VDDQ
IC8240
M9
VSS
=
IC8240
P1
VSS
=
=
IC8240
B2
VDD
IC8240
P9
VSS
=
=
IC8240
D9
VDD
IC8240
T1
VSS
=
IC8240
G7
VDD
=
=
IC8240
B1
VSSQ
IC8240
K2
VDD
=
=
IC8240
B9
VSSQ
IC8240
K8
VDD
=
=
IC8240
D1
VSSQ
IC8240
N1
VDD
=
=
IC8240
D8
VSSQ
IC8240
N9
VDD
=
=
IC8240
E2
VSSQ
IC8240
R1
VDD
=
=
IC8240
E8
VSSQ
IC8240
R9
VDD
=
IC8240
F9
VSSQ
=
IC8240
G1
VSSQ
=
IC8240
G9
VSSQ
=
IC8240
N3
A0
=
IC8240
P7
A1
=
=
IC8240
P3
A2
IC8240
J1
NC
=
=
IC8240
N2
A3
IC8240
J9
NC
=
=
IC8240
P8
A4
IC8240
L1
NC
=
=
IC8240
P2
A5
IC8240
L9
NC
=
=
IC8240
R8
A6
IC8240
M7
NC
=
=
IC8240
R2
A7
IC8240
T7
NC
=
IC8240
T8
A8
=
IC8240
R3
A9
=
IC8240
L7
A10(AP)
=
IC8240
R7
A11
=
IC8240
N7
A12(/BC)
=
IC8240
T3
NC
IC8241
C3ABTY000025
1Gbit DDR3
=
IC8241
N3
A0
=
IC8241
P7
A1
=
IC8241
P3
A2
=
=
IC8241
N2
A3
IC8241
J1
NC
=
=
IC8241
P8
A4
IC8241
J9
NC
=
=
IC8241
P2
A5
IC8241
L1
NC
=
=
IC8241
R8
A6
IC8241
L9
NC
=
=
IC8241
R2
A7
IC8241
M7
NC
=
=
IC8241
T8
A8
IC8241
T7
NC
=
IC8241
R3
A9
=
IC8241
L7
A10(AP)
=
IC8241
R7
A11
=
IC8241
N7
A12(/BC)
=
IC8241
T3
NC
DDR1.5V
=
IC8241
A9
VSS
=
IC8241
B3
VSS
=
IC8241
E1
VSS
=
IC8241
G8
VSS
=
IC8241
A1
VDDQ
IC8241
J2
VSS
=
=
IC8241
A8
VDDQ
IC8241
J8
VSS
=
=
IC8241
C1
VDDQ
IC8241
T9
VSS
=
=
IC8241
C9
VDDQ
IC8241
M1
VSS
=
=
IC8241
D2
VDDQ
IC8241
M9
VSS
=
=
IC8241
E9
VDDQ
IC8241
P1
VSS
=
=
IC8241
F1
VDDQ
IC8241
P9
VSS
=
=
IC8241
H2
VDDQ
IC8241
T1
VSS
=
IC8241
H9
VDDQ
=
IC8241
B1
VSSQ
=
=
IC8241
B9
VSSQ
IC8241
B2
VDD
=
=
IC8241
D1
VSSQ
IC8241
D9
VDD
=
=
IC8241
D8
VSSQ
IC8241
G7
VDD
=
=
IC8241
E2
VSSQ
IC8241
K2
VDD
=
=
IC8241
E8
VSSQ
IC8241
K8
VDD
=
=
IC8241
F9
VSSQ
IC8241
N1
VDD
=
=
IC8241
G1
VSSQ
IC8241
N9
VDD
=
=
IC8241
G9
VSSQ
IC8241
R1
VDD
=
IC8241
R9
VDD
223
224
225
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