CA3280(2002) View Datasheet(PDF) - Intersil
Part Name
Description
Manufacturer
CA3280 Datasheet PDF : 10 Pages
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CA3280, CA3280A
2kΩ
33pF
51Ω
3
+15V 10kΩ
14
16 +
1/2
CA3280
15 -
13
1800pF
2kΩ
33pF
51Ω
2kΩ
6
9+
10kΩ
1/2
CA3280
12
10 -
300pF
4
8
1
100Ω
-15V
OUTPUT
1N914
14 4
6
7
100kΩ
3
1
1/2 CD4013
10kΩ
5
2
0.05µF
FIGURE 8. TWO CHANNEL LINEAR MULTIPLEXER
-15V
TO 10kΩ
3
TO 10kΩ
6
3.6kΩ
200Ω
200Ω
16
15
910kΩ
V+
14
+
1/2
CA3280
-
3
13
15 - 115pF
V+
V-
100kΩ
V+
10kΩ 5.6kΩ
MAX FREQ.
SET
V-
500Ω
1kΩ
MIN FREQ. SET
V+ = +7.5V
100kΩ
V+
V-
0.1µF
V+
7
3+
3.3kΩ
560kΩ
2.7kΩ
11
CA3160
6
10 -
6
2-
1/2
CA3280
12
4
9
+
8
0.1µF
4
1
V-
V- = -7.5V
3.3kΩ
4 - 60pF
2kΩ
1N914
1N914
FIGURE 9. CA3280 USED IN CONJUNCTION WITH A CA3160 TO PROVIDE A FUNCTION GENERATOR WITH A TUNABLE RANGE OF
2Hz TO 1MHz
+15V
170mVP-P
2kΩ
0.1
µF
1
MΩ
6.8
MΩ
14
30kΩ
16 +
3
1/2
CA3280
13
15 -
2
+15V
100kΩ
+15V
51Ω
11
-15V
6
9+
7
200Ω
3.9
kΩ
+15V
1/2
CA3280
100kΩ
12
1MΩ
10 -
100kΩ
2kΩ
4
-15V
-15V
FIGURE 10. TRIANGLE WAVE-TO-SINE WAVE CONVERTER
6
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