Analog Devices EVAL-AD5344DBZ, Руководство пользователя

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UG-985 EVAL-AD5344DBZ User Guide
Rev. A | Page 6 of 12
EVALUATION BOARD SCHEMATICS AND ARTWORK
EVAL-MBnanoDAC-SDZ MOTHERBOARD
EXT_VDD
VLOGIC
GND
EXT_VSS
CONNECTOR
STANDARD
SDP
PARALLEL
PORT
SPORT
SPI
I2C
GENERAL
INPUT/OUTPUT
TIMERS
*NC ON BLACKFIN SDP
120
NC
119
NC
118
GND
117
GND
116
VIO(+3.3V)
115
GND
114
*PAR_D22
113
*PAR_D20
112
*PAR_D18
111
*PAR_D16
110
PAR_D15
109
GND
108
PAR_D12
107
PAR_D10
106
PAR_D8
105
PAR_D6
104
GND
103
PAR_D4
102
PAR_D2
101
PAR_D0
100
99
98
GND
97
PAR_A2
96
PAR_A0
95
PAR_FS2
94
PAR_CLK
93
GND
92
SPORT_RSCLK
91
SPORT_DR0
90
SPORT_RFS
89
SPORT_TFS
88
SPORT_DT0
87
SPORT_TSCLK
86
GND
85
SPI_SEL_A
84
SPI_MOSI
83
SPI_MISO
82
SPI_CLK
81
GND
80
SDA_0
79
SCL_0
78
GPIO1
77
GPIO3
76
GPIO5
75
GND
74
GPIO7
73
TMR_B
72
TMR_D
71
CLK_OUT
70
NC
69
GND
68
NC
67
NC
66
NC
65
WAKE
64
SLEEP
63
GND
62
UART_TX
61
BMODE1
60 RESET_IN
59 UART_RX
58 GND
57 RESET_OUT
56 EEPROM_A0
55 NC
54 NC
53 NC
52 GND
51 NC
50 NC
49 TMR_C*
48 TMR_A
47 GPIO6
46 GND
45 GPIO4
44 GPIO2
43 GPIO0
42 SCL_1
41 SDA_1
40 GND
39 SPI_SEL1/SPI_SS
38 SPI_SEL_C
37 SPI_SEL_B
36 GND
35 SPORT_INT
34 SPI_D3*
33 SPI_D2*
32 SPORT_DT1
31 SPORT_DR1
30 SPORT1_TDV*
29 SPORT0_TDV*
28 GND
27 PAR_FS1
26 PAR_FS3
25 PAR_A1
24 PAR_A3
23 GND
22 PAR_CS
21
PAR_RD
20 PAR_D1
19 PAR_D3
18 PAR_D5
17 GND
16 PAR_D7
15 PAR_D9
14 PAR_D11
13 PAR_D13
12 PAR_D14
11 GND
10 PAR_D17*
9 PAR_D19*
8 PAR_D21*
7 PAR_D23*
6 GND
5 USB_VBUS
4 GND
3 GND
2 NC
1 VIN
J10
1 A0
2 A1
3 A2
4 VSS
8
VCC 7
WP 6
SCL 5
SDA
U3
24LC32
R2
100kΩ
R4
DNP
R3
100kΩ
DGND AGND
L1
BEAD
R1
1.6Ω
+
C11
4.7µF
C10
0.1µF
+
C7
10µF
1 V
IN
2 GND
3 EN 4
NC
5
VOUT
U2
ADP121-AUJZ33
C3
1µF
C4
1µF
C
B
A
LK5
J6-1
J6-2
C5
0.1µF
+
C6
10µF
A
B
LK6
J5-1
J5-2
J5-3
C2
0.1µF
+
C1
10µF
A
B
LK7
R7 100Ω
R5
100Ω
R6 100Ω
R8
100Ω
R9 100Ω
R10
100Ω
R11
100Ω
R12 100Ω
R13
100Ω
R14
14520-
006
100Ω
C8
0.1µF
+
C9
10µF
R15
100Ω
R16
DNP
PD
SCL
SDA
CS
WR
DB0
DB2
DB4
DB6
DB8
DB10
DB1
DB3
DB5
DB7
DB9
DB11
+3.3V
+3.3V
DGND
+5V
USB_VBUS
USB_VBUS
+3.3V
VDD
+3.3V
DGND
VLOGIC
DGND
+3.3V
DGND DGND
VSS
+5V
CLR
LDAC
SCLK
SDO
SDIN
SYNC
EXT_VDD
EXT_VDD
+5V
DGND
DGND
DGND
DGND
DGND DGND
Figure 6. EVAL-MBnanoDAC-SDZ Motherboard, SDP-B Controller Board Connector, and Power Supply
+2.5V +4.096V
C16
1µF
C15
1µF
6
OUTPUT
2 VS
3 SLEEP
4
GND
U6
REF198
C17
1µF
+5V
+2.5V
+4.096V
EX_REF_1 EX_REF_2 EX_REF_3 EX_REF_4
VREF_1 VREF_2 VREF_3
VREF_4
2
VIN
5 TRIM
6
VOUT
4
GND
U4
ADR445ARMZ
2
VIN
4
GND
5
TRIM
7 COMP
6
VOUT
U5
ADR431BRZ
D
C
A
B
E
REF3
D
C
A
B
E
REF4
D
C
A
B
E
REF1
D
C
A
B
E
REF2
+5VREF +2_5VREF +4_096VREF VDD VDD
+5VREF
+2_5VREF
+4_096VREF
VREF1
+5VREF
+2_5VREF
+4_096VREF
VREF2
+5VREF
+2_5VREF
+4_096VREF
VREF3
+5VREF
+2_5VREF
+4_096VREF
VREF4
VDD VDD VDD VDD
VDD
14520-
007
Figure 7. EVAL-MBnanoDAC-SDZ Motherboard Reference Voltage Selector Circuit