ES237 Datasheet, PDF (35/37 Pages) Cyrustek corporation – 6000 Counts DMM

2015/12/15
ES23 7
6000 Counts DMM
+
RSOUT
OSC1
OSC2
RS232
VBAR
APOSEL
VST
TSEL
DIS
SEL1
SEL2
CESEL
SEG01
SEG02
SEG03
SEG04
SEG05
SEG06
SEG07
SEG08
SEG09
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
SEG26
102 RSOUT
101
100
99 RS232
98 VBAR
97 APOSEL
96 VST
95 TSEL
94 DIS
93 SEL1
92 SEL2
91 CESEL
90 SEG01
89 SEG02
88 SEG03
87 SEG04
86 SEG05
85 SEG06
84 SEG07
83 SEG08
82 SEG09
81 SEG10
80 SEG11
79 SEG12
78 SEG13
77 SEG14
76 SEG15
75 SEG16
74 SEG17
73 SEG18
72 SEG19
71 SEG20
70 SEG21
69 SEG22
68 SEG23
67 SEG24
66 SEG25
65 SEG26
220pF
180K
200
200
0-100pF C11
0-100pF C12
35
Fixed 1K
C29
R23
R24
R25
Fixed 10K
C24 2.2nF
C25 300pF
C26 1nF
C9 470nF
IVS
ADP
TEMPin
CLAMPin
CHP
CHN
CIH
BUFH
CAZH
CLN
CLP
CIL
CAZL
BUFL
RAZ
VRH
DACO
VR_CLAMP
VR_ADP
OHMC4
OHMC3
OHMC2
OHMC1
OVSG
OR1
VR5
VR4
VR3
VR2
ACVL
ACVH
ADI
ADO
TEST5
SGND
VR1
mVin
LPFout
 Application Circuit
1. AVG Circuit
2N3904 2N3904
2N3904 2N3904
2N3904 2N3904
TEST5 34
ADO 33
ADI 32
ACVH 31
ACVL 30
Precision Resistors OVSG 24
C23 1uF 23
C21 220nF 22
C22 47nF 21
C16 22nF 20
VR_ADP 19
VR_CLAMP 18
DACO
C20 100nF 13
C19 220nF 12
C18 100nF 10
C15 22nF 9
C14 22nF 7
C17 10nF 5
100K 1
100K 2
100K 3
4
6
8
11
14
15
16
17
25
26
27
28
29
35
36
100K 37
38
2.2K PTC
2.2K PTC
2.2K PTC
VRH
TEMPin R6
IVS R4
ADP R5
470K
470K
100
1K
10.01K
101K
1.111M
mVin R8
R16
R17
R18
R36
R35
R34
R33
R32
R30
R29
V 2.2