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6. MEMORY CIRCUIT DIAGRAM
U15
M_A0
23
A0
M_A1
24
A1
M_A2
25
A2
M_A3
26
A3
M_A4
29
A4
M_A5
30
A5
M_A6
31
A6
M_A7
32
A7
M_A8
33
A8
M_A9
34
A9
M_A10
22
A10/AP
M_A11
35
A11
M_DQM0
15
LDQM
M_DQM1
39
UDQM
M_WE
16
WE
M_CAS
17
CAS
M_RAS
18
RAS
19
CS
37
SD_VCC3
CKE
RAM_CLK
38
CLK
M_BA0
20
BA0
M_BA1
21
BA1
6
VSSq
12
VSSq
46
VSSq
52
VSSq
M12L64164A-5TG
U8
SPI_CE
1
CE#
DQ0
2
DOUT
SPI_WP
3
WP#
4
GND
MX25L1636DM21-12G
D
Q
0
R204
For 1bit SPI Flash
SPI_D0
R202
SPI_D1
R205
R203
SPI_VCC3
R66
LGE Internal Use Only
SD_VCC3
M_D0
2
D0
M_D1
4
D1
M_D2
C306
C293
5
D2
M_D3
7
D3
M_D4
8
D4
M_D5
10
D5
M_D6
11
D6
M_D7
13
D7
M_D8
42
D8
M_D9
44
D9
M_D10
45
D10
M_D11
47
D11
M_D12
48
D12
M_D13
50
D13
M_D14
51
D14
M_D15
53
D15
36
NC
40
NC/RFU
28
VSS
M_CLK
R95
41
VSS
54
VSS
C112
1
SD_VCC3
VDD
14
VDD
NC/10P/50V/0402
27
VDD
3
VDDq
9
VDDq
43
VDDq
49
VDDq
8
SPI_VCC3
VDD
SPI_HOLD
7
HOLD#
SPI_CLK_F
S
P
_ I
C
L
K
_
6
SCK
DQ1
5
DIN
NC
D
Q
1
SPI_VCC3
0/J/0402
DQ0
0/J/0402
DQ1
C80
10K/F/0402
SPI_WP
10K/F/0402
SPI_HOLD
0.1U/25V/0402
SPI Mode Setting
C297
C101
C303
C300
C98
C88
C304
R198 NC
R143
33/F/0402
RAM_CLK
C115
10P/50V/0402
F
R69
33/F/0402
S
P
_ I
C
L
K
C83
C86
NC
NC
3-31
3-32
2bit 1bit
0
0
NC
M_DQM[0..1]
M_DQM[0..1]
M_A[11..0]
M_A[11..0]
M_D[15..0]
M_D[15..0]
M_CAS
M_CAS
M_RAS
M_RAS
M_WE
M_WE
M_BA0
M_BA0
M_BA1
M_BA1
M_CLK
M_CLK
SPI_D0
SPI_D0
SPI_D1
SPI_D1
SPI_CLK
SPI_CLK
SPI_CE
SPI_CE
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
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