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FS9721_LP3 датащи(PDF) 16 Page - Fortune Semiconductor Corp.

номер детали FS9721_LP3
подробное описание детали  4,000 counts auto range DMM IC
PDF  39 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_LP3 датащи(HTML) 16 Page - Fortune Semiconductor Corp.

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FS9721_LP3
Rev. 2.1
16/39
15. Application Description
Common Use Circuitry
A.100 Pin Package IC
LCD
BP1
BEEPER
R1
100k
VDD
R10
100k
R8
40 k
VR1
10 k
R6
20k
R7
10 k
R9
90k
VR2
2k
R13
28 .5k
R12
22 k
R11
10 0k
R14
22k
D1
1N914
D2
1N91 4
R15
100k
V/Ohm/Diode/Cap
R19
90 0k
J3
DCmV
J4
DCV
R26
10 M
J5
Ohm
J6
Hz
J8
Hz
R29
1M
S5
HZ/DUTY
S6
HOLD/BLCTR
S7
REL
S8
RANGE
S9
SELECT
S1
BT1
3V
R2
1M
XTAL
4MHz
R3
R4
82 k
ADP
BLOUT
ADP2
PTC
1k
C9
27 nF
C12
27nF
Ohm
Cap
Diode
C14
47nF
C6
10nF
S2
R27
100k
R30
1k
D3
VDD
D4
R5
220
S4
S3
S10
S11
S12
S13
S15
S16
C16
0.1μF
C7
27 nF
S1 4
RS23 2
μA/mA
COM
10A
J2
AMP
R16
9.99
R17
990
R28
0. 01
J7
μA
J1
mA
F1
10 A/250 V
F2
0.5A/25 0V
D5
D6
4.5V
J9
Q1
90 13
Q2
9013
Cap
Diode
ACV
C10
0.47μF
C8
0. 47μF
C11
4. 7μF
C2
10 μF
+
C1
10μF
+
C3
10 μF
C4
10μF
C5
10μF
C15
10 μF
D7
1N4148
VDD
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
100
FS9721-LP3
IC
Hz
Ohm
Cap
Diod e
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 Circuitry



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