ca3280 Intersil Corporation, ca3280 Datasheet - Page 9

• Manufacturer Part Number: ca3280
• Description: Dual, 9mhz, Operational Transconductance Amplifier Ota
• Manufacturer: Intersil Corporation

Typical Performance Curves
10
10
10
10
10
10
10
10
10
10
10
24
22
20
18
16
14
12
10
FIGURE 21. DIODE RESISTANCE vs DIODE CURRENT
10
FIGURE 17. LEAKAGE CURRENT vs TEMPERATURE
8
6
4
2
0
-1
-2
10
1
6
5
4
3
2
1
4
3
2
10
-75
1
-1
T
A
-50
FIGURE 19. 1/f NOISE vs FREQUENCY
= 25
o
C
-25
1
10
2
0
DIODE CURRENT ( A)
V
TEMPERATURE (
9
FREQUENCY (Hz)
10
= V
25
1
10
9
I
ABC
= V
10
50
3
12
= 500 A
= 30V
V
75
10
9
o
= V
2
C)
100
10
(Continued)
= V
10
T
V
4
12
125
A
S
10
= +25
= 0V
= +15V
3
CA3280, CA3280A
150 175
o
C
10
10
5
4
FIGURE 18. AMPLIFIER BIAS VOLTAGE vs AMPLIFIER BIAS
FIGURE 20. PEAK OUTPUT CURRENT vs AMPLIFIER BIAS
FIGURE 22. AMPLIFIER GAIN vs AMPLIFIER BIAS CURRENT
1800
1600
1400
1200
1000
10
10
10
800
600
400
10
3
2
1
1
10
10
10
10
10
-1
1
1
1
5
4
3
2
1
10
V
V
-3
S
S
CURRENT
CURRENT
= 15V
= 15V
10
-2
AMPLIFIER BIAS CURRENT ( A)
AMPLIFIER BIAS CURRENT ( A)
AMPLIFIER BIAS CURRENT ( A)
T
T
T
A
10
A
A
= 100
10
= -55
10
-1
= 25
1
T
T
T
1
A
A
A
T
T
o
o
T
A
o
= 125
= -55
= 25
A
C
C
C
A
= 125
= -55
1
= 25
o
o
o
C
C
C
o
o
o
C
C
C
T
T
A
T
10
A
A
= 125
= -55
1
T
= 25
A
10
10
= 125
o
o
o
2
2
C
C
C
10
2
o
C
10
3
10
10
10
3
3
4