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Número de pieza
componentes Descripción
ICL71C03CPL Ver la hoja de datos (PDF) - Intersil
Número de pieza
componentes Descripción
Fabricante
ICL71C03CPL
Precision 4 1/2 Digit, A/D Converter
Intersil
ICL71C03CPL Datasheet PDF : 19 Pages
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ICL8052/ICL71C03, ICL8068/ICL71C03
+5V
1
/
2
CD4030
+5V
ICL71C03(A)
INPUT
-15V
1
µ
F
100k
Ω
0.1
µ
F
1 V+
BUSY 28
2 4
1
/
2
/ 3
1
/
2
D
1
27
3 POL
D
2
26
4 R/H
D
3
25
5 COMP IN
D
4
24
6 V-
B
8
23
7 REF
B
4
22
8 REF. CAP. 1
B
2
21
9 REF. CAP. 2
B
1
20
10 INPUT
D
5
19
11 ANALOG GND STROBE 18
12 CLOCK
A-Z IN 17
13 UR
A-Z OUT 16
14 OR
DIG GND 15
0V
CD4081
CD4071
+5V
1
/
4
CD4030
36k
Ω
300k
Ω
-15V
1.0
µ
F
-15V
1
300
µ
F
2
14
0.22
µ
F
13
3
ICL8052 (A)
12
8068 (A)
4
11
5
6
5k
Ω
7
10
100k
Ω
9
8
+15V
10k
Ω
10
µ
F
4
1
/
2
DIGIT LCD DISPLAY
28 SEGMENTS
D
1
- D
4
BACKPLANE
ICM7211A
5 BP
1
/
4
CD4030
31 D
1
32 D
2
33 D
3
2, 3, 4
34 D
4
6 - 26
37 - 40
CD4071
30 B
3
OPTIONAL
29 B
2
CAPACITOR
OSC 36
+5V
28 B
1
22-100pF
27 B
0
35 V-
0V
V+ 1
+5V
0V 1 V-
V+ 8
+5V
4.7k
Ω
2 ICM7555 7
3 OUT
+5V 4 RESET
6
5
10 TO 15k
Ω
ADJUST TO
F
CL
= 120kHz
300pF
0V
ANALOG GND
FIGURE 11. 4
1
/
2
DIGIT LCD DPM WITH DIGIT BLANKING ON OVERRANGE
3-48
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