Akai LCT3201ad Service Manual page 40

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5
RWE#
7
RN14
8
22x4
MEM_WE#
MEM_ADDR5
R CAS#
MEM_CAS#
MEM_ADDR4
5
6
RCS#
MEM_CS#
MEM_ADDR13
3
4
RBA0
MEM_BA0
MEM_WE#
1
2
RA10
7
RN18
8
22x4
MEM_ADDR10
MEM_ADDR10
R A0
MEM_ADDR0
MEM_ADDR0
5
6
R A2
MEM_ADDR2
MEM_ADDR1
3
4
R A3
MEM_ADDR3
MEM_ADDR2
1
2
R A5
7
RN22
8
22x4
MEM_ADDR5
MEM_ADDR9
R A6
5
6
MEM_ADDR6
MEM_ADDR8
R A8
MEM_ADDR8
MEM_ADDR7
3
4
R A9
MEM_ADDR9
MEM_ADDR6
1
2
D
RA12
R63
22
MEM_ADDR12
MEM_ADDR12
RA13
R65
22
MEM_ADDR13
MEM_CAS#
R RAS#
RN30
22x4
MEM_RAS#
MEM_BA1
1
2
RBA1
MEM_BA1
MEM_BA0
3
4
R A1
MEM_ADDR1
MEM_CS#
5
6
R A4
7
8
MEM_ADDR4
MEM_RAS#
R A7
R67
22
MEM_ADDR7
MEM_ADDR3
RA11
MEM_ADDR11
MEM_ADDR11
R71
22
RCKE
R77
22
MEM_CLKEN
MEM_CLKEN
CLOSED TO MT5351
CLOSED TO DDR
R CLK0
R102
47
R0603/SMD
RCLK0#
R105
47
R0603/SMD
C
R CLK1
R106
47
R0603/SMD
RCLK1#
R108
47
R0603/SMD
CLOSED TO MT5351
CLOSED TO DDR
+1V25_DDR
C168
C169
CB95
C171
C170
C180
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
+1V25_DDR
C146
C147
C148
C150
C151
C160
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
+1V25_DDR
BYPASS CAP. FOR TERMINATOR
B
CB133
C167
0.1uF
0.1uF
(EVERY 2 RESISTOR PUT 1 BYPASS CAP.)
C0603/SMD
C0603/SMD
A
5
4
+1V25_DDR
7
RN15
8
75x4
RDQ0
7
RN16
8
47x4
MEM_DQ0
7
RN17
RDQ1
MEM_DQ1
5
6
5
6
5
RDQ2
MEM_DQ2
3
4
3
4
3
RDQ3
MEM_DQ3
1
2
1
2
1
7
RN19
8
75x4
RDQ4
7
RN20
8
47x4
MEM_DQ4
7
RN21
RDQ5
MEM_DQ5
5
6
5
6
5
RDQ6
MEM_DQ6
3
4
3
4
3
RDQ7
MEM_DQ7
1
2
1
2
1
7
RN23
8
75x4
RD QS0
R55
47
MEM_DQS0
R56
5
6
RDQM0
R57
47
MEM_DQM0
R58
RDQM1
R59
47
MEM_DQM1
R60
3
4
RD QS1
R61
47
MEM_DQS1
R62
1
2
RDQ8
MEM_DQ8
7
RN24
8
47x4
7
RN25
R64
75
RDQ9
5
6
MEM_DQ9
5
R DQ10
MEM_DQ10
3
4
3
R66
75
R DQ11
MEM_DQ11
1
2
1
R DQ12
RN26
47x4
MEM_DQ12
RN27
7
8
7
R DQ13
5
6
MEM_DQ13
5
R DQ14
MEM_DQ14
3
4
3
R DQ15
MEM_DQ15
1
2
1
R DQ16
MEM_DQ16
7
RN28
8
47x4
7
RN29
R DQ17
5
6
MEM_DQ17
5
RN31
75x4
R DQ18
MEM_DQ18
1
2
3
4
3
R DQ19
MEM_DQ19
3
4
1
2
1
R DQ20
RN32
47x4
MEM_DQ20
RN33
5
6
7
8
7
7
8
R DQ21
5
6
MEM_DQ21
5
R DQ22
MEM_DQ22
3
4
3
R68
75
R DQ23
MEM_DQ23
1
2
1
RD QS2
R69
47
MEM_DQS2
R70
RDQM2
MEM_DQM2
R72
75
R73
47
R74
RDQM3
R75
47
MEM_DQM3
R76
R78
NS/75
RD QS3
R79
47
MEM_DQS3
R80
R DQ24
RN34
47x4
MEM_DQ24
RN35
7
8
7
R DQ25
MEM_DQ25
5
6
5
R DQ26
3
4
MEM_DQ26
3
R DQ27
MEM_DQ27
1
2
1
R DQ28
RN36
47x4
MEM_DQ28
RN37
7
8
7
R DQ29
MEM_DQ29
5
6
5
R DQ30
MEM_DQ30
3
4
3
R DQ31
1
2
MEM_DQ31
1
MEM_CLKA
R103
CLOSED TO MT5351
CLOSED TO DDR
100
R0603/SMD
MEM_CLKA#
MEM_CLKB
R107
100
R0603/SMD
MEM_CLKB#
C181
C141
C142
C143
C144
C145
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
C161
C162
C163
C164
C165
C166
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
4
3
+1V25_DDR
DV25
DV25
8
75x4
6
U15
4
2
1
66
VDD
VSS
8
75x4
MEM_DQ0
2
65
MEM_DQ15
DQ0
DQ15
6
3
64
VDDQ
VSSQ
MEM_DQ1
MEM_DQ14
4
4
63
DQ1
DQ14
MEM_DQ2
MEM_DQ13
2
5
62
DQ2
DQ13
75
6
61
VSSQ
VDDQ
75
MEM_DQ3
7
60
MEM_DQ12
DQ3
DQ12
75
MEM_DQ4
MEM_DQ11
8
59
DQ4
DQ11
75
9
58
VDDQ
VSSQ
MEM_DQ5
MEM_DQ10
8
75x4
10
57
DQ5
DQ10
6
MEM_DQ6
11
56
MEM_DQ9
DQ6
DQ9
4
12
55
VSSQ
VDDQ
MEM_DQ7
MEM_DQ8
2
13
54
DQ7
DQ8
75x4
8
14
53
NC
NC
6
15
52
VDDQ
VSSQ
MEM_DQS0
MEM_DQS1
4
16
51
LDQS
UDQS
MEM_ADDR13
2
17
50
NC
NC
MEM_VREF
18
49
VDD
VREF
8
75x4
19
48
NC
VSS
6
MEM_DQM0
20
47
MEM_DQM1
LDM
UDM
MEM_WE#
MEM_CLKA#
4
21
46
WE
CLK
MEM_CAS#
MEM_CLKA
2
22
45
CAS
CLK
75x4
MEM_RAS#
MEM_CLKEN
8
23
44
RAS
CKE
6
MEM_CS#
24
43
CS
NC
MEM_ADDR12
4
25
42
NC
A12
MEM_BA0
MEM_ADDR11
2
26
41
BS0
A11
75
MEM_BA1
MEM_ADDR9
27
40
BS1
A9
MEM_ADDR10
MEM_ADDR8
75
28
39
A10/AP
A8
75
MEM_ADDR0
29
38
MEM_ADDR7
A0
A7
75
MEM_ADDR1
MEM_ADDR6
30
37
A1
A6
75x4
MEM_ADDR2
MEM_ADDR5
8
31
36
A2
A5
MEM_ADDR3
MEM_ADDR4
6
32
35
A3
A4
4
33
34
VDD
VSS
2
75x4
16M x 16 DDR TSOP-66
8
TSOP_0D65_22D6LX9D7W_66SP
6
4
DDR#1
2
DV25
C153
C154
C155
C156
C157
+
CE25
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
220uF/16v
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
C220UF16V/D6H11
FOR DDR#1
DV25
+
CE26
CB125
CB126
C173
C174
C175
220uF/16v
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
C220UF16V/D6H11
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
FOR DDR#2
BYPASS CAP. FOR DDR
DV25
C106
C107
C108
C109
C110
C102
C105
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
3
39
2
DV25
DV25
U18
1
66
VDD
VSS
MEM_DQ16
2
65
MEM_DQ31
DQ0
DQ15
3
64
VDDQ
VSSQ
MEM_DQ17
MEM_DQ30
4
63
DQ1
DQ14
MEM_DQ18
MEM_DQ29
5
62
DQ2
DQ13
6
61
VSSQ
VDDQ
MEM_DQ19
7
60
MEM_DQ28
DQ3
DQ12
MEM_DQ20
MEM_DQ27
8
59
DQ4
DQ11
9
58
VDDQ
VSSQ
MEM_DQ21
MEM_DQ26
10
57
DQ5
DQ10
MEM_DQ22
11
56
MEM_DQ25
DQ6
DQ9
12
55
VSSQ
VDDQ
MEM_DQ23
MEM_DQ24
13
54
DQ7
DQ8
14
53
NC
NC
15
52
VDDQ
VSSQ
MEM_DQS2
MEM_DQS3
16
51
LDQS
UDQS
MEM_ADDR13
17
50
NC
NC
MEM_VREF
18
49
VDD
VREF
19
48
NC
VSS
MEM_DQM2
20
47
MEM_DQM3
LDM
UDM
MEM_WE#
MEM_CLKB#
21
46
WE
CLK
MEM_CAS#
MEM_CLKB
22
45
CAS
CLK
MEM_RAS#
MEM_CLKEN
23
44
RAS
CKE
MEM_CS#
24
43
CS
NC
MEM_ADDR12
25
42
NC
A12
MEM_BA0
MEM_ADDR11
26
41
BS0
A11
MEM_BA1
MEM_ADDR9
27
40
BS1
A9
MEM_ADDR10
MEM_ADDR8
28
39
A10/AP
A8
MEM_ADDR0
29
38
MEM_ADDR7
A0
A7
MEM_ADDR1
MEM_ADDR6
30
37
A1
A6
MEM_ADDR2
MEM_ADDR5
31
36
A2
A5
MEM_ADDR3
MEM_ADDR4
32
35
A3
A4
33
34
VDD
VSS
16M x 16 DDR TSOP-66
TSOP_0D65_22D6LX9D7W_66SP
DDR#2
CB91
+
CE23
0.1uF
220uF/16v
C0603/SMD
C220UF16V/D6H11
C158
C159
C172
C152
0.1uF
0.1uF
0.1uF
0.1uF
C0603/SMD
C0603/SMD
C0603/SMD
C0603/SMD
C176
C177
C178
0.1uF
0.1uF
0.1uF
C0603/SMD
C0603/SMD
C0603/SMD
C182
C111
C103
0.1uF
0.1uF
0.1uF
C0603/SMD
C0603/SMD
C0603/SMD
2
1
DV25
2,5,6
DV25
G ND
1,2,3,4,5,6,8
GND
GLOBAL SIGNAL
RDQ [0..31]
5
RDQ[0..31]
RDQ S[0..3]
5
RDQS[0..3]
RDQM[0..3]
5
RDQM[0..3]
R A[0..13]
5
RA[0..13]
R BA[0..1]
5
RBA[0..1]
R CLK0
5
RCLK0
RCLK0#
5
RCLK0#
RCS#
5
RCS#
R RAS#
5
RRAS#
R CAS#
5
RCAS#
RWE#
5
RWE#
RCKE
5
RCKE
R CLK1
5
RCLK1
RCLK1#
5
RCLK1#
MEM_VREF
6
MEM_VREF
DDR MEMORY
EQUAL LINE LENGTH
+1V25_DDR
R104
4.7K
R0603/SMD
U19
1
8
DV25
GND
VTT
2
7
SD
PVIN
3
6
VSENSE
AVIN
MEM_VREF
4
5
VREF
VDDQ
C139
IC LP2996 DDR Termination SOP-8
+
CE24
0.1uF
SOP8/SMD
47uF/16v
C0603/SMD
C47UF16V/D5H5
BYPASS CAP. FOR DIMM
+1V25_DDR FOR DDR TERMINATOR
MEM_VREF FOR DDR AND MT5351 VREF
+1V25_DDR
CE28
CE29
+
+
220uF/16v
220uF/16v
C220UF16V/D6H11
C220UF16V/D6H11
ADD by Ada
MediaTek Confidential
Title
DDR MEMORY
R e v
Size
Document Number
TwinSon Chan
MT5351RA-V2
Custom
Date:
Monday, February 20, 2006
Sheet
7
o f
8
1
D
C
B
A
1

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