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FS9721_LP1 датащи(PDF) 18 Page - Fortune Semiconductor Corp.

номер детали FS9721_LP1
подробное описание детали  4,000 counts auto range DMM IC
PDF  41 Pages
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производитель  FORTUNE [Fortune Semiconductor Corp.]
домашняя страница  https://www.ic-fortune.com/eng/index.asp
Logo FORTUNE - Fortune Semiconductor Corp.

FS9721_LP1 датащи(HTML) 18 Page - Fortune Semiconductor Corp.

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FS9721_LP1
Rev. 2.0
17/41
14. Application Description
14.1 Common Use Circuit Diagram
A
.100 PIN Package IC
BP1
BEEPER
R5
100k
VDD
R11
10 0k
R10
40k
VR2
10 k
R7
20 k
R8
10 k
R9
90 k
J2
Temp
J1
Temp
VR3
20 k
VR1
2k
R6
28.5k
R13
22 k
R12
10 0k
D1
1N91 4
D2
1N91 4
R15
10 0k
V/Ohm/Diode/Cap
J4
DCmV
J5
DCV
R27
J6
Ohm
J7
Hz
J8
hFE
J9
Hz
C6
27 nF
R28
1M
S6
MEA1
S7
MEA2
S8
MEA3
S9
MEA4
S2
HZ/DUTY
S3
HOLD
S4
REL
S5
RANGE
S1 0 SELECT
S1 1 BLCTR
S1
BT1
3V
R1
1M
XTAL
4M Hz
R2
R3
82 k
ADP
hFEInp ut 400.0mV
BLOUT
ADP2
PTC
1k
C10
27nF
C12
27nF
Ohm
Cap
Diod e
C14
47 nF
C4
10nF
S12
R30
10 0k
S1 3
CAP
LCD
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
18
C16
0. 1μF
μA/mA
COM
10A
J3
AMP
R16
9.99
R17
99 0
R29
0.01
J11
μA
J10
mA
D3
D4
4.5V
F1
10 A/ 250V
F2
0.5A/25 0V
D5
1N41 48
VDD
J12
Q1
90 13
Q2
9013
ACV
Diode
Cap
C11
0. 47μF
C9
0.47μF
C5
4. 7μF
+
C1
10 μF
+
C2
10 μF
C3
10 μF
C8
10 uF
C15
10μF
J13
mV
SELECT
31
RANGE
32
REL
33
HOLD
34
HZ/DUTY
35
CAP
36
MEA4
37
MEA3
38
MEA2
39
MEA1
40
LCDC1
41
LCDC2
42
TSTA
43
VSS
44
N.C.
45
AGND
46
N.C.
47
VDD
48
N.C.
49
N.C.
50
COM2
81
COM3
82
COM4
83
ENTX
84
BEEPER
85
BLOUT
86
RST
87
N.C.
88
REFI
89
REFO
90
FTA
91
N.C.
92
FTB
93
FTC
94
TSTC
95
OP1N
96
N.C.
97
OP1O
98
N.C.
99
OP2P
10 0
FS9721-LP1
IC
Ohm
Hz
Diod e
Cap
VSS
VDD
VGG
VDDA
AGND
Battery Negative Terminal and IC Negative Power Input
IC Analog Power about 3.9V
Battery Positive Terminal and IC Positive Power Input
Analog Common about VDD/2
VDD Charge Pump voltage about 2*VDD
Diagram 6
100 PIN Common Use Circuit Diagram



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