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U4313B-A Просмотр технического описания (PDF) - Temic Semiconductors
Номер в каталоге
Компоненты Описание
производитель
U4313B-A
Low-Current Superhet Remote Control Receiver
Temic Semiconductors
U4313B-A Datasheet PDF : 14 Pages
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U4313B
TELEFUNKEN Semiconductors
V
S
W
8.2 k R
1
C
7
10
m
F
C
8
56
W
R
9
100 nF
C
9
10
m
F
C
10
10 nF
W
IF input
300
R
10
R
8
100 k
W
16
15
14
13
12
11
10
C
11
10 nF
Wake up
9
out
C
2
100 nF
Data filter
output
C
1
10 nF
C
3
1.5 nF
100 k
W
1
2
3
4
5
6
7
8
30 k
W
R
2
R
6
W
100 k
R
5
C
4
100 nF
R
7
Wake up
22 k
W
R
3
220 k
W
C
5
220 nF
R
12
C
12
W
100 k 220 nF
Comparator
output
100 k
W
R
13
R
4
10 k
W
C
6
220 nF
R
11
10 k
W
Figure 23. AM test circuit with 2 kHz Bessel low pass data filter
10
0
–10
–20
–30
–40
–50
–60
–70
–80
0
95 10292
S+N
N (low level)
N (high level)
20
40
60
80 100
m
IF-input level ( d BV )
Figure 24. Signal to noise ratio AM
100
90
+25
°
C
80
+85
°
C
70
60
50
–40
°
C
40
30
20
10
10 25 40 55 70 85 100
95 10276
m
IF-input level (dB V )
Figure 25. AM-demodulator characteristic vs. temperature
10 (14)
Rev. A1: 23.06.1995
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