NAD M12 Service Manual page 23

8.USB XMOS BOARD (1/2)
TP7002
TESTPAD
U7001
VCC5V LP38500-3V3
in out
en adj
C7005
C7006 C7007
2.2U/10V
2.2U/25V X5R 100n
dgnd C7012 dgnd
220U/ 6.3 V H CN
TP7006
GNDANA
TESTPAD
R7011
0R
dgnd
TP7007
TESTPAD
VCC3V3
USB-USER VBUS generation
with Ov ercu rr ent Detection in output
VCC5V
R7022 R7023
VBUS_US ER 8 2
47k 47k
OUT3 IN1
7 3
OUT2 IN2
6
OUT1
7024 5
C7023 C OC_DETECT
R 7 3 2 9 OC
4
100n 4.7u USER_VBOF
10K EN
TPS2021D
dgnd dgnd
dgnd
U7005
dgnd
VBUS_US ER
1
VBUS 0R
2 R7328
D-
3 R7327
D+
4
GND 0R
5
C7 10 0
GND
6 C7101
33P
GND
C7 12 3 33P
L7107
FB
D7002 VBUS_US ER
22N 1 4
R7126
dgnd
J7001
USB TYPEA
100R
D7010
dgnd
1SS352
D7011
1SS352
dgnd
2 3
TP7009
DGND
TESTPAD
PRTR5V0U2X
Close to each VDDCORE pi n Close to each VDDCORE pin
VDD1V8CORE VDD1V8CORE VDD1V8CORE
C7029 C7030 C7031 C7032 C7033 C7034 C7035
100n 2.2u 2.7n 2.7n 2.7n 2.7n 33n
dgnd dgnd dgnd
Close t o VDDPLL pin Close to VDDIN pin Close to VDDOUT pi n
VDD1V8PLL VDD3V3IN
C7040 C7041 C7042 C7043 C7044 C7045
2.7n 33n 2.2u 4.7u 100n 33n
dgnd dgnd
Close to e ach VDDIO pin
VDD3V3IO VDD3V3IO
C7050
C7053 C7054 C7055 C7056 C7057 C7058
4.7u 100n 100n 100n 100n 100n 100n
dgnd dgnd
TP7000
TESTPAD
L7000
R7000 0R
VCC3V3A1
BLM18HE152SN1
TP7001
TESTPAD
L7001
R7001 0R
VDD3V3ANA
BLM18HE152SN1
TP7003
12V5a
TESTPAD C7001
L7003
100nZ
L7004
VDD3V3IO
Ferrite/2A
BLM18HE152SN1
TP7004
D7001 R7004
C7003
TESTPAD
Yellow-Green LED SMD C7004
332K
2.2UF
330U/25V
VDD3V3IN
dgnd
R7006
TP7005
R7007 115K 1%
TESTPAD
150R
VCC3V3
dgnd
U7003
PA0a 25
PA0
PA1a 27
PA1
US B_RDY 30
PA2
32
PA3
US BS _RS T1 34
PA4
PA5
PA6
US BH_MCLK 43
PA7
45
PA8
47
PA9
S PI2_CS 0 48
PA10
S PI2_MISO 50
PA11
S PI2_MOS I 53
PA12
S PI2_S CK 54
PA13
US BH_FS 56
PA14
US BH_BCK 57
PA15
US BH_S D0 58
PA16
US B_S EL0 60
PA17
US B_S EL1 62
PA18
US B_S EL2 64
R7020
PA19
66
120R
PA20
R7029
73
PA21
DGND 0R PA21
74
PA22
R7140 TP7008
75
MCLKI NC PA23
76
PA24
TESTPAD
77
NCS0
dgnd PA25
78
R7111
GPIO1 33R PA26
79
R7112
GPIO2 33R PA27
80
XC7000 R7113
GPIO3 33R PA28
R7114 122
11.2896M
GPIO4 33R PA29
R7025
R7115 123
0R dgnd GPIO5 33R PA30
Q12.0-SMU4-30-30/30-
133
PC5
132
dgnd
PC4
125
PC3
124
PC2
86
PC1
85
PC0
VBUS_USER
dgnd
68
VBUS
R7027 39R
70
DM
R7028 028 28 39R 71
DP
Cl ose to UC3A pi ns
23
RESET_n
RESETn
81
VDD3V3ANA VDDANA
82
VDD3V3ANA ADVREF
VCC3V3 83
GNDANA GNDANA
AT32UC3A0512
MCUD+ 1 9
1D+ S
MCUD- 2 8 VDD3V3IO
1D- D+
US BF_D+ 3 7
US BF_D+ 2D+ D-
US BF_D- 4 6
US BF_D- 2D- OE C7027
100N TP7018
U7006
TS3USB221A DGND
DGND TESTPAD
VDD1V8OUT
SW 7000 U7007
VDD1V8CORE
DGND MR RESET
SKRAALE010 GND
VDD RESET
C7036 C7037 C7038
33n 33n 33n
TPS3825
C7039
dgnd
VCC3V3 100N
Close to VDDANA pi n
VDD1V8OUT VDD3V3ANA
C7046 C7047 C7048 C7049 C7350
Dec oupling Capac it or s
2.2u 470p 100n 33n 4.7u
dgnd dgnd
Cl ose to each VDDIO pin
VDD3V3IO
C7051 C7052
C705 C706 C7061 C7062 C7063 C7064
100n 33n 33n 33n 33n 33n 33n 33n
dgnd
L7002 10uH
VCC5V
C7000
1 2 220U/ 6.3 V H CN
SMD R7002
10K5 1 %
C7002
D7000
S S 36 100N/25V X 7R
U7002
BOOT PH
R7003
VIN GND
2K 1 %
EN COMP
dgnd
SS VSENSE
TPS54331
dgnd
C7009 C7010
C7011
390PF 27PF
15nZ
R7008
53K6 1 %
dgnd
dgnd
SPI0_CS0
SPI0_MISO
SPI0_MOSI
SPI0_SCK
RY/BY
0R
R 7211
OC_DET
1 D10
PX0
2 D9
PX1
4 D8
PX2
10 D7
PX3
12 D6
PX4
24 D5
PX5
26 D4
PX6
31 D3
PX7
33 D2
PX8
35 D1
PX9
38 D0
PX10
40 DQM1
PX11
42 F/OE
PX12
44 CS2n
PX13
46 CS1n
PX14
59 OC_DET
PX15
61 A18
PX16
63 A17
PX17
65 A16
PX18
67 A15
PX19
87 A14
PX20
89 A13
PX21
91 A12
PX22
95 A11
PX23
97 A10
PX24
99 A9
PX25
101 A8
PX26
103 A7
PX27
105 A6
PX28
107 A5
PX29
110 A4
PX30
112 A3
PX31
114 A2
PX32
118 A1
PX33
120 DQM0
PX34
135 D15
PX35
137 D14
PX36
140 D13
PX37
142 D12
PX38
144 D11
PX39
129 JTAG_TCK
TCK
130 JTAG_TDO
TDO
131 JTAG_TDI
TDI
128 JTAG_TMS
TMS
VDD1V8CORE
VDD3V3IN VDD3V3IO
dgnd
VDD1V8PLL
R7030 R7031
0R 0R
VCC3V3
R 7032
33R
RESETn
dgnd
DGND dgnd
23
A2 23
A3 24
A4 25
A5 26
A6 29
A7 30
A8 31
A9 32
A10 33
A11 34
SDA10 22
A13 35
A14 36
A16 20
A17 21
DQM0 15
DQM1 39
SDWEn 16
CASn 17
RASn 18
CS1n 19
R7009 4.7k
dgnd
SDCKE 37
SDCK 38
R7010 4.7k
3V3S D
40
EVTO_N
A17
A16 1
A15 2
A14 3
A13 4
A12 5
A11 6
A10 7
A9 8
9
4.7k
dgnd
10
R7103
R7101
F/OE 11
0R
12
RESETn
13
10K 3V3FLS 3V3FLS
14
R7110
RY/BY 15
16
A18 17
A8 18
A7 19
A6 20
A5 21
A4 22
A3 23
A2 24
A1
NC S 0
CS2n
USB_RDY
USB_RDY
PB22
R7050
33R PB22
PB1
R7051
33R PB1
PB2
R7052
33R PB2 V CC3V 3
PB3
R7053
33R PB3
PB4
R7060 3V 3SD
33R PB4
PB5
R7054 Close to U7000 each VDD/VSS pairs
33R PB5
PB6
R7055
33R PB6
C7013 C7014
PB7
R7056
33R PB7
PB8
R7057
33R PB8
PB9 4.7u 100n
R7058
33R PB9
PA0a
R7059
33R PA0
PA1a
R7061
33R PA1
dgnd
EVTO_N
R 7015
USBS_RST1
USBS _RS T
120R
L7012
SPI2_CS0
S PI2_CS0 V CC3V 3
SPI2_MISO R7019
120R S PI2_MISO BLM18HE152SN1
SPI2_MOSI
S PI2_MOSI
SPI2_SCK
S PI2_S CK
USBH_FS R7024A
82R USBH_FS
USBH_BCK R7024B
82R USBH_BCK
USBH_SD0 R7024C
82R USBH_SD0
USBH_MCLK R7024D
82R
USB_SEL0
R7026A
120R USB_SEL0
USB_SEL1 R7026B
120R USB_SEL1
R7026C
120R
R7026D
120R
SPI0_CS0 R7013A
120R
SPI0_MISO R7013B
120R
SPI0_MOSI R7013C
120R
SPI0_S CK R7013D
120R
1 8
SI SO
2 7
SCK GND
dgnd
3 6
RESET VCC
RESETn V CC3V 3
4 5
CS WP
AT45DB642D-CNU(NC)
U7104
SDRAM 256 Mbit s
U7000
2
A0 DQ0
4
A1 DQ1
5
A2 DQ2
7
A3 DQ3
8
A4 DQ4
10
A5 DQ5
11
A6 DQ6
13
A7 DQ7
A8
42
A9 DQ8
44
A10 DQ9
45
A11 DQ10
47
A12 DQ11
48
DQ12
50
BA0 DQ13
51
BA1 DQ14
53
DQ15
DQML
3
DQMH VDDQ1
9
VDDQ2
43
WE VDDQ3
49
CAS VDDQ4
1
RAS VDD1
14 3V3S D
CS VDD2
27
VDD3
54
CKE VS S1
41
CLK VS S2
28
VS S3
52
VS SQ1
46
VS SQ2
12
VS SQ3
6
NC VS SQ4
MT48LC16M16A2
dgnd
U7018 29LV800
48
A15 A16
47
A14 BYTE 3V3FLS
46
A13 GND dgnd
45 D15
A12 DQ15/A_1
44 D7
A11 DQ7
43 D14
A10 DQ14
42 D6
A9 DQ6
41 D13
A8 DQ13
40 D5
NC DQ5
39 D12
NC DQ12
38 D4
W DQ4
37
RP VCC 3V3FLS
36 D11
VPP DQ11
35 D3
DU/WP DQ3
34 D10
RY/BY DQ10
33 D2
NC DQ2
32 D9
A17 DQ9
31 D1
A7 DQ1
30 D8
A6 DQ8
29 D0
A5 DQ0
28
A4 G
27
A3 GND dgnd
26
A2 E
25
A1 A0
L7011
3V 3SD
BLM18HE152SN1
3V 3SD
C70 5 C7318 C7016 C7017 C7018 C7317
33n 100n 100n 33n 4.7u 100n
dgnd
3V 3FLS
C7095 C7096 C7097
100N 100N 10U /10V
Close to U7008 each VDD/VSS pairs
dgnd
Serial Data Flas h 64 Mbits
V CC3V 3
R7012
V CC3V 3 U 7004
100k(NC)
C7019
HOLD C
100n(NC)
VCC DQ0
NC NC
R7199
NC NC
100k(NC) dgnd
NC NC
Close to device power pin
NC NC
S VS S
R7014
DQ1 W/VPP VCC3V3
100k(NC)
M 25PX 64(N C)
dgnd