R39
50R
C87 0.1
V+
2
C1
3
V-
6
T2OUT
7
VCC
16
R1IN
13
R1OUT
12
R2OUT
9
C2+
4
GND
15
T1OUT
14
T1IN
11
T2IN
10
C1+
1
R2IN
8
C2
5
U7
SP3232EEN
C88
0.1
C89
0.1
C86
0.1
CR1
11.0592M
C91
22
C90
22
x1 x2
AVDD
CLK_DUT2
GND
VOUTVIN
T4
LM1117IMP-ADJ
C103
0.1
C102
10uF
C104
10uF
C105
10uF C106
0.1
C107
10uF
+5+5 VCC
DVDD
3.3
232R1
232T1
VCC
C11C8 C10 C14
3.3
x1
SYNC_0
SDIN_0
LDAC_0
RST
SX2
SX3
SX4
x2
RXD
TXD
SYNC1
WR
3.3
STATE1
STATE2
DATACLK
P20
P21
P22
P23
P24
ESX01
SX1
DDSin1
DDSin0
AD_a0
P00
P01
P02
P03
SCLK_0
TXD
RXD
C45
0.1
P5.2
P5.3
P1.4
CLKin
C39
C37C35C33C31C29C1
0.1
AVDD C40 C38C36
3.3
VCC
3
GND
1
RST
2
U12
MAX810STR
RST
P5.3
1
P1.5/ADC5/MOSI
2
P1.6/ADC6/MISO
3
P1.7/ADC7/SCLK
4
RST/P4.7
5
RxD/P3.0
6
P4.3/TXD2/CCP1
7
TxD/P3.1
8
INT0/P3.2
9
INT1/P3.3
10
T0/P3.4
11
T1/P3.5
12
WR/P3.6
13
RD/P3.7
14
XTAL2
15
XTAL1
16
GND
17
P4.0/SS
18
P2.0/A8
19
P2.1/A9
20
P2.2/A10
21
P2.3/A11
22
P2.4/A12
23
P5.0
24
P5.1
25
P2.5/A13
26
P2.6/A14
27
P2.7/A15
28
P4.4
29
P4.5
30
P4.1/MOSI
31
P4.6/EX_LVD/RST2
32
P0.7
33
P0.6
34
P0.5
35
P0.4
36
P0.3
37
P0.2
38
P0.1
39
P0.0
40
VCC
41
P4.2/RXD2/MISO
42
P1.0/ADC0
43
P1.1/ADC1
44
P1.2/ADC2
45
P1.3/ADC3
46
P1.4/ADC4
47
P5.2
48
U13
STC12LE5A60S2
VCC
C48
0.1
R2
0
I/0 UPDATE
1
DVDD
2
DGND
3
AVDD
4
AGND
5
AVDD
6
AGND
7
OSC/REFCLK
8
OSC/REFCLK
9
CRYSTAL OUT
10
CLKMODESELECT
11
LOOP_FILTER
12
AVDD
13
AGND
14
AGND
15
AVDD
16
AGND
17
AVDD
18
AVDD
19
IOUT
20
IOUT
21
AGND
22
DACBP
23
DAC_Rset
24
AVDD
25
AGND
26
AVDD
27
COMP_OUT
28
AVDD
29
COMP_IN
30
COMP_IN
31
AGND
32
DGND
33
DVDD
34
PWRDWNCTL
35
RESET
36
IOSYNC
37
SDO
38
CS
39
SCLK
40
SDIO
41
DGND
42
SYNC_IN
44
SYNC_CLK
45
OSK
46
PS0
47
PS1
48
DVDD_IO
43
AGND
49
U2
AD9954YSVZ
RESET_DUT2
CLKSEL_DUT2
PWRDWNCTRL_DUT2
I/O_SYNC_DUT2
FUD_DUT2
OSK_DUT2
PS1_DUT2
PS0_DUT2
CSB_DUT2
SDO
SCLK
SDIO
GND AVDD
AVDD
AVDD
AVDD
GND
GND
GND
GND
GND
GND
AVDD
AVDD
DVDD
DVDD
AVDD
AVDD
AVDD
GND
GND
GND
C93
0.1
AVDD
CLK_DUT2
CLK_DUT2
CLK_DUT2
AVDD
C57
33P
C51
22P
C66
13P
C63
27P
C54
22P
C60
6.8P
C69
13P
L8
39NH
L5
56NH
L2
68NH
AVDD
C43
1uF
R5
3.92K
R11
50
R8
50
AVDD
AVDD
GND
1
1
2
2
3
3
4
4
NC
5
6
6
T2
T1-1T
3.3
IO
1
2
34
5
J1
SMA-J
C76
103
IO
1
2
34
5
J2
SMA-J
GND
+12V
-12V
1
2
3
4
JP1
+5
1
2
3
J3
UART
R62
1.8K
CLKMODESEL_DUT2
R65
2.2K
CLKSEL_DUT2
GND
GND
VOUTVIN
T5
LM1117IMP-ADJ
1
M1
M1
1
M2
M1
1
M3
M1
1
M4
M1
I/O_SYNC_DUT2
OSK_DUT2
PS1_DUT2
PS0_DUT2
CSB_DUT2
SDO
SCLK
SDIO
CLKMODESEL_DUT2
FUD_DUT2
RESET_DUT2
PWRDWNCTRL_DUT2
C2
0.1
R39靠近芯片
R3
121R
R1
200R
R4
121R
R6
53R6
R7
50
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