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首页Schematic_of_DSLogic_oscilloscope_extension_v1_0.pdf
Schematic_of_DSLogic_oscilloscope_extension_v1_0.pdf
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更新于2023-03-03
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附件是DSLogic 示波器模块模拟前端原理图,注意只包含模拟前端部分的原理图,不包含FPGA核心部分的原理图,该部分的电路很成熟,源自DSLOGIC开源项目,内容已经被验证。
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5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
DA0
DA1
DA2
DA3
DA4
DA5
DA6
DA7
CTL1
CHA_AD_IN+
CHA_AD_IN-
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
DA7
DA6
DA5
DA4
DA3
DA2
DA1
DA0
ADC_CLKA
CHA_DC
CHB_DC
CHB_DIV2_OUT
CHB_DIV50_OUT
CHA_DIV2_OUT
CHA_DIV50_OUT
CHA_ATT_OUT
CHB_ATT_OUT
ADC_CLKA
CLK_INA
CLK_IN
CTL0
CHA_VDBS
CHA_AD_IN+
CHA_AD_IN-
CHB_VDBS
CHB_AD_IN+
CHB_AD_IN-
CHA_AD_IN-
CHA_AD_IN+
CH_SEL
CHB_AD_IN-
CHB_AD_IN+
ADC_CLKB
nRESET
nTRST
TDI
TMS
TCK
nRESET
TDO
nTRST
TDO
TDI
TCK
TMS
CTL1
CTL0
CH_SEL
CHB_ATT_SEL
CHA_VDBS
CHB_VDBS
CHA_DIV50_OUT
CHA_ATT_OUT
CHA_DIV2_OUT
CHA_ATT_SEL
CHB_DIV2_OUT
CHB_ATT_SEL
CHB_DIV50_OUT
CHB_ATT_OUT
CHA_DIV50_IN
CHA_DIV2_IN
CHA_IN
CHA_IN
CHA_DIV50_IN
CHA_DIV2_IN
CHB_DIV2_IN
CHB_DIV50_IN
CHB_DIV50_IN
CHB_IN
CHB_DIV2_IN
CHB_DC
CHB_IN
CHA_DC
CHA_ATT_SEL
ADC_S1
ADC_S2
ADC_S2
ADC_S1
ADC_CLKB
CLK_INB
CLK_IN
CLK_INA
1K_SQUARE
1K_SQUARE
CTL1
TCK
CTL0
TMS
LED0
LED0
CLK_INB
CLK_IN
+3.3V
-3.3V
-3.3V
+3.3V
+3.3V
-3.3V
-3.3V
+3.3V
VDD_3.3V
+3.3V
VIN_5.0V
VDD_3.3V +3.3V
VIN_5.0V +5.0V
+3.3V
+3.3V
-3.3V
+3.3V
+3.3V
+3.3V
+3.3V
VDD_3.3V
VDD_3.3V
+5.0V
+5.0V
+3.3V
+3.3V
Title
Size Document Number Re v
Date: Sheet o f
Oscilloscope Extension Board
v0.1
DSLogic Project
Custom
1 1Tuesday, July 22, 2014
Title
Size Document Number Re v
Date: Sheet o f
Oscilloscope Extension Board
v0.1
DSLogic Project
Custom
1 1Tuesday, July 22, 2014
Title
Size Document Number Re v
Date: Sheet o f
Oscilloscope Extension Board
v0.1
DSLogic Project
Custom
1 1Tuesday, July 22, 2014
R16 1K
C39
1uF
R29 49.9
C89
0.1uF
R37 33
C45
0.1uF
Q1
MMBT8050
3 2
1
U20
TL5209
EN
1
IN
2
OUT
3
ADJ/BYP
4
GND
5
GND
6
GND
7
GND
8
FB5
FB0805
R12 390K
R59
3.3
R11 499K
C114
0.1uF
J1
1x22
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
C48
0.1uF
R10 499K
R38 1K
C9 0.1uF
R82
24.9
U22
SN74AUP1G125
N.C.
1
A
2
GND
3
Y
4
VCC
5
C17 0.1uF
C50
150uF
RE1
TLP170D
1
1
2
2
3
3
4
4
C47
0.1uF
C49
150uF
J10
HOLE
1
1
J15
1x2
1
1
2
2
C53
0.1uF
U15
AD8330
VPSI
3
INHI
4
INLO
5
MODE
6
VDBS
7
CMGN
8
COMM
9
VMAG
10
CMOP
11
OPLO
12
OPHI
13
VPSO
14
CNTR
15
VPOS
16
OFST
1
ENBL
2
R85 390K
C36 0.1uF
C46
0.1uF
J3
2x5
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
R44
1K
C91
0.1uF
C94
10uF
J14
1x2
1
1
2
2
C31 3~35pF
R61
3.3
R40 1K
C44
0.1uF
Q2
MMBT8050
3 2
1
C96 15pF
C95
0.1uF
U9
AD9288
GND
45
GND
34
GND
29
GND
16
GND
12
GND
27
GND
32
GND
1
D0_A
37
D1_A
38
D2_A
39
D3_A
40
D4_A
41
D5_A
42
D6_A
43
D7_A
44
D7_B
17
D6_B
18
D5_B
19
D4_B
20
D3_B
21
D2_B
22
D1_B
23
D0_B
24
ENCA
47
ENCB
14
NC1
25
NC2
26
NC3
35
NC4
36
VDD
33
VDD
28
VDD
15
VDD
46
VD
13
VD
48
VD
30
VD
31
S1
8
S2
9
DFS
4
REFin_A
5
REFout
6
REFin_B
7
Ain_B
10
Ain_B
11
Ain_A
2
Ain_A
3
C10
47nF
U12
LM2660
FC(SD)
1
CAP+
2
GND
3
CAP-
4
OUT
5
LV
6
OSC
7
V+
8
C57
10uF
FB10
FB0805
LED0
LED_Red
12
RE2
B3GA4.5Z
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
J9
HOLE
1
1
R58
150
C34 0.1uF
R93 1K
C103
150uF
C32 3~35pF
R69 0, NC
C83
15pF
C85 0.1uF
C113 1pF
U23
SN74AUP1G125
N.C.
1
A
2
GND
3
Y
4
VCC
5
U21
CY2302
FBIN
1
IN
2
GND
3
FS0
4
FS1
5
OUT1
6
VDD
7
OUT2
8
C84 0.1uF
U5
AD8065ART
OUT
1
V-
2
+IN
3
-IN
4
V+
5
R64
75K
C107
470pF
C33 390pF
R67
150
R57 150
R28 1K
R60 6K
C52
0.1uF
R87
20K
C79 0.1uF
C101 0.1uF
R63
25K
R56 150
C106
10uF
C22 0.1uF
R95
100r
R32 499K
C37 10nF
C40
150uF
C54
0.1uF
R86
12K
R62
25K
C87
15pF
R36 1K
R3 1K
C90 0.1uF
C88
10nF
J7
1x2
1
1
2
2
FB3
FB0805
R15 33
FB11
FB0805
R68 0
R24 1K
R94
100r
R66 150
J5
SMA
1
3
2
C78 0.1uF
FB1
FB0805
C97 15pF
R65 150
C26 0.1uF
R51 6K
U6
AD8137
-IN
1
Vocm
2
V+
3
+OUT
4
-OUT
5
V-
6
NC
7
+IN
8
R13 20K
J6
1x2
1
1
2
2
U1
AD8065ART
OUT
1
V-
2
+IN
3
-IN
4
V+
5
C112 1pF
C56
0.1uF
R5 1K
R14 1K
C111 1pF
C81
15pF
C5 0.1uF
J11
HOLE
1
1
U18
ADG736
IN1
1
S1A
2
GND
3
S2A
4
IN2
5
D2
6
S2B
7
VDD
8
S1B
9
D1
10
C108 0.1uF
R50
3.3
C93
1uF
C1 0.1uF
R27 49.9
C16 390pF
R8 49.9
RE3
B3GA4.5Z
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
C65 0.1uF
RE4
TLP170D
1
1
2
2
3
3
4
4
R25 33
U7
CY2302
FBIN
1
IN
2
GND
3
FS0
4
FS1
5
OUT1
6
VDD
7
OUT2
8
C86
0.1uF
R22
1K
R55
75K
R52
3.3
C15 3~35pF
R4 33
J13
HOLE
1
1
C99
0.1uF
U2
AD8137
-IN
1
Vocm
2
V+
3
+OUT
4
-OUT
5
V-
6
NC
7
+IN
8
R23 1K
R91 33
C55
0.1uF
C82
15pF
R54
25K
C58
10uF
R1 1K
R45 1K
R35 20K
R2 1K
R49 33
R92 1K
C29
47nF
C98
0.1uF
FB6
FB0805
U14
AD8330
VPSI
3
INHI
4
INLO
5
MODE
6
VDBS
7
CMGN
8
COMM
9
VMAG
10
CMOP
11
OPLO
12
OPHI
13
VPSO
14
CNTR
15
VPOS
16
OFST
1
ENBL
2
C100 0.1uF
U19
STM32F100C8
VBAT
1
PC13-TAMPER-RTC
2
PC14-OSC32_IN
3
PC15-OSC32_OUT
4
PD0-OSC_IN
5
PD1-OSC_OUT
6
NRST
7
VSSA
8
VDDA
9
PA0_WKUP
10
PA1
11
PA2
12
PA3
13
PA4
14
PA5
15
PA6
16
PA7
17
PB0
18
PB1
19
PB2
20
PB10
21
PB11
22
VSS_1
23
VDD_1
24
PB12
25
PB13
26
PB14
27
PB15
28
PA8
29
PA9
30
PA10
31
PA11
32
PA12
33
PA13
34
VSS_2
35
VDD_2
36
PA14
37
PA15
38
PB3
39
PB4
40
PB5
41
PB6
42
PB7
43
BOOT0
44
PB8
45
PB9
46
VSS_3
47
VDD_3
48
J4
SMA
1
3
2
R18 1K
C109 10nF
R84 590K
R53
25K
R34 590K
C110 1pF
C92 0.1uF
C14 3~35pF
C80
0.1uF
C18 0.1uF
R33 499K
C64 0.1uF
R80
24.9
R6 49.9
J12
HOLE
1
1
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