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Philips FX20 - Main Board SDRAM & USB Circuit Diagram

Philips FX20
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A
A
B
B
C
C
D
D
E
E
1 1
2 2
3 3
4 4
DRAM
SDRAM
DQ[0..15]
RAS#
CAS#
BA[0..1]
DQM[0..1]
MA[0..11]
DCLK
WE#
DBA0 BA0
DBA1 BA1
DBA1
DQ8
DQ14
MA11
DRAS#
MA2
DQ15
MA5
DQ10
MA4
DQ13
MA8
DBA0
DQM1
DQ9
SDCLK
MA9
DQ11
MA3
MA6
DQM0
MA7
MA0
DCAS#
DWE#
MA10
DQ12
MA1
DQ2
DQ5
DQ1
DQ6
DQ4
DQ3
DQ0
DQ7
DWE# WE#
RAS#DRAS#
DCAS# CAS#
SDCLK DCLK
USB2_DP
USB2_DN
USB_EN
USB_FLG
USB2_DN
USB2_DP
SD33
SD33
SD33
SD33
VCC5V_D
DQM[0..1](2)
BA[0..1](2)
WE#(2)
CAS#(2)
DCLK(2)
MA[0..11](2)
DQ[0..15](2)
RAS#(2)
USB2_DP
6
USB2_DN
6
USB_EN
6
USB_FLG
6
C270
0.1uF/25V/Y5V
C270
0.1uF/25V/Y5V
C1070.1uF/25V/Y5V C1070.1uF/25V/Y5V
XP14
4PIN/2.0mm
XP14
4PIN/2.0mm
1
1
2
2
3
3
4
4
ESD12 LVE16Y1R0ESD12 LVE16Y1R0
U12
SDRAM_64Mb_M12L64164A-7T
U12
SDRAM_64Mb_M12L64164A-7T
VCC
1
DQ0
2
DQ1
4
VSSQ
12
DQ2
5
DQ3
7
VCCQ
9
DQ4
8
DQ5
10
VSSQ
46
DQ6
11
DQ7
13
DQML
15
WE
16
CAS
17
RAS
18
CS
19
A11
35
A10/AP
22
A0
23
A1
24
A2
25
A3
26
VCC
14
VSS
41
A4
29
A5
30
A6
31
A7
32
A8
33
A9
34
NC
36
CKE
37
CLK
38
DQMH
39
NC
40
VCCQ
43
DQ8
42
DQ9
44
VSSQ
52
DQ10
45
DQ11
47
VCCQ
49
DQ12
48
DQ13
50
DQ14
51
DQ15
53
VSS
54
BA0/A13
20
BA1/A12
21
VCCQ
3
VSSQ
6
VCC
27
VSS
28
C1110.1uF/25V/Y5V C1110.1uF/25V/Y5V
R780 0R780 0
R781 0R781 0
C1081000pF/50V/X7R C1081000pF/50V/X7R
C1100.1uF/25V/Y5V C1100.1uF/25V/Y5V
ESD13 LVE16Y1R0ESD13 LVE16Y1R0
FL1 NC/ELE900FL1 NC/ELE900
4
1
3
2
C943
10uF/10V/Y5V
C943
10uF/10V/Y5V
C187
100pF/50V/NP0
C187
100pF/50V/NP0
C1090.1uF/25V/Y5V C1090.1uF/25V/Y5V
C1120.1uF/25V/Y5V C1120.1uF/25V/Y5V
Circuit Diagram - Main board:SDRAM & USB
8-9 8-9

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