CA3280A Intersil Corporation, CA3280A Datasheet - Page 6
![no-image](/images/manufacturer_photos/0/3/342/intersil_corporation_sml.jpg)
CA3280A
Manufacturer Part Number
CA3280A
Description
Dual 9MHz Operational Transconductance Amplifier (OTA)
Manufacturer
Intersil Corporation
Datasheet
1.CA3280A.pdf
(10 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
FIGURE 9. CA3280 USED IN CONJUNCTION WITH A CA3160 TO PROVIDE A FUNCTION GENERATOR WITH A TUNABLE RANGE OF
V+
V+
51Ω
51Ω
200Ω
MAX FREQ.
200Ω
2Hz TO 1MHz
10kΩ
SET
2kΩ
2kΩ
100kΩ
3.6kΩ
33pF
33pF
910kΩ
5.6kΩ
16
15
16
15
10
9
V-
6
1/2
CA3280
+
-
1/2
CA3280
+
1/2
CA3280
-
+
3
-
500Ω
1
14
+15V
3
FIGURE 10. TRIANGLE WAVE-TO-SINE WAVE CONVERTER
V+
MIN FREQ. SET
6
8
14
170mV
0.1
µF
+15V
4
100kΩ
FIGURE 8. TWO CHANNEL LINEAR MULTIPLEXER
-15V
15 - 115pF
1kΩ
10kΩ
2kΩ
-15V
13
P-P
13
1
MΩ
12
300pF
1800pF
2kΩ
1MΩ
100Ω
-15V
+15V
10kΩ
V-
6.8
MΩ
2kΩ
16
15
10
9
OUTPUT
2
3
+15V
1/2
CA3280
1/2
CA3280
14
11
+
+
-
-
+
CA3160
-
V- = -7.5V
4
6
3
2
-15V
7
4
30kΩ
7
V+ = +7.5V
1N914
13
12
0.05µF
10kΩ
0.1µF
0.1µF
6
100kΩ
100kΩ
51Ω
200Ω
2kΩ
V+
100kΩ
3.3kΩ
+15V
3
5
100kΩ
14
560kΩ
4 - 60pF
10
9
3.9
kΩ
1/2 CD4013
4
V-
1/2
CA3280
+
-
1
3.3kΩ
6
11
4
1N914
8
6
7
2.7kΩ
12
1
2
V+
V-
1N914
TO 10kΩ
TO 10kΩ
-15V
3
6