Velleman Personal Scope HPS50, Technical Documentation Manual

Page: 8 / 21

8
IN
P
U
T
S
E
C
T
IO
N
Title
Number Revision Size
A4
Date: 12/12/2008 Sheet of
File: C:\Files\..\Input section.Sch Drawn By:
47n/200V
C1
2n2/200V
C2
150
R19
VR05R051AS
RY1
VR05R051AS
RY2
39K/1%
R1
910K/1%
R2
510/1%
R3
47K/1%
R4
100/1%
R5
2K4/1%
R7
1E5
R14
50p
CV2
20p
CV1
J1
100K
R74
2n2/200V
C3
1 2
4
V
C
C
5
G
N
D
3
74AHC1G66
IC6
1 2
4
V
C
C
5
G
N
D
3
74AHC1G66
IC7
AGND
AGND
5VA
5VA
AC/DC
÷20
÷400
÷1
BAS45AL D9
BAS45AL
D10
5VA
AGND
1
2
4
VCC
5
GND
3
74AHC1G66 IC8
AGND
5VA
REF GND
430/1%
R9
47/1%
R6
68K
R12
2K4/1%
R8
1
2
4
VCC
5
GND
3
74AHC1G66
IC9
5VA
AGND
x1.415/x7.07
750/1%
R10
750/1%
R11
1
2
4
VCC
5
GND
3
74AHC1G66
IC10
AGND
5VA
x3.325/x6.65
5VA
AGND
3K
R13
2K5
RV2
OE
1
DB0
3
DB1
4
DB2
5
DB3
6
DB4
7
DB5
8
DB6
9
DB7
10
V
D
D
D
11
CLKIN
12
V
D
D
D
13
V
D
D
A
14
V
D
D
A
15
REFTS
16
REFT
17
V
D
D
A
18
AN IN
19
A
G
N
D
20
A
G
N
D
21
REFB
23
REFBS
22
D
G
N
D
24
D
G
N
D
2
TLC5510INS
IC5
AGND DGND
AGND
AGND
DGND AGND AGND
5VA 5VD
4.7
R15
4µ7 C42
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
AD CLK
AD OE
VREFT
VREFB
10K
R38
1M
R77
not mounted
R41
5VD
3
4
1
5
2
LMV7239M5
IC3
5VD
TRIGGER
3
2
8
4
1
LMV922M
IC2A
47
R78
4µ7
C38
5VA
AGND
AGND AGND
47
R29
47
R30
47
R31
47
R32
47
R33
47
R34
47
R35
47
R36
VREFB VREFT
Y0
13
Y1
14
Y2
15
Y3
12
Y4
1
Y5
5
Y6
2
Y7
4
Z
3
V
C
C
16
V
E
E
7
G
N
D
8
S0
11
S1
10
S2
9
E
6
74HC4051
IC4
DGND
DGND AGND
5VD
TRIG2
TRIG1
TRIG0
4µ7
C41
AGND AGND
5
6
7
LMV922M
IC2B
47K
R58
47K
R59
47K
R57
100
RV1
470n
C34
AGND
PWM YPOS
470n
C35
AGND
10K
R39
AGND
10K
R37
5VA
BAV70
D1
10K
R48
10K
R47
10K
R46
10K
R45
10K
R49
10K
R50
10K
R51
5VD 5VD 5VD
3E3
R25
AGND
10K R44
VR05R051AS
RY4
5VA
BAV70
D2
INPUT CAP2
VR05R051AS
RY3
5VA
INPUT CAP1
20p
CV3
5VA
A
T
T
_
C
O
M
ATT20
ATT400
INPUT_COMMON
GAIN1
AMP1OUT
GAIN2
4K7
R24
AGND
100p
C58
0p
C5
15p
C6
0p
C7
47p
C10
39p
C11
2n2
C12
100n
C15
100n
C27
100n
C28
100n
C29
100n
C30
100n
C31
100n
C32
100n
C33
3
2
1
OPA2353UA
IC1A
5
6
8
4
7
OPA2353UA
IC1B
HPS50 Input section
HPS50 1.0
2 5
Eddy De Cocker
100n
C72
AGND
DGND
100p
C71
100
R91
BNC
SK1