CA3100
Typical Performance Curves
70
OPEN LOOP VOLTAGE GAIN (dB)
60
50
40
30
20
10
0
0.001
0
0.01
0.1
1
10
100
FREQUENCY (MHz)
0
6 (0)
±12V
±10V
±7V
(Continued)
T
A
= 25
o
C
R
L
= 2kΩ
C
L
= 20pF
25
20
15
10
5
±10V
10 (6)
20 (19.1)
V
S
=
±15V
V
S
=
±18V
COMP CAP PINS 1 TO 8 (pF)
T
A
= 25
o
C
R
L
= 2kΩ
C
L
= 20pF
C
C
= 0
NONINVERTING GAIN (dB), INVERTING GAIN (dB)
CLOSED LOOP GAIN (dB)
FIGURE 13. OPEN LOOP GAIN vs FREQUENCY
FIGURE 14. REQUIRED COMPENSATION CAPACITANCE vs
CLOSED LOOP GAIN
OPEN LOOP OUTPUT IMPEDANCE (Ω)
T
A
= 25
o
C
R
L
= 2kΩ
C
L
= 20pF
SLEW RATE (V/µs)
80
350
300
T
A
= 25
o
C
V
S
=
±15V
+15V
200
3
+
7
HEWLETT
PACKARD
VECTOR
IMPEDANCE
METER4815A
60
CA3100
6
4
V
O
40
V
S
=
±15V
20
±10V
100
2
1
-
5
10
K
-15V
0
5
10
15
20
25
0
10
20
30
40
COMP CAP PINS 1 TO 8 (pF)
FREQUENCY (MHz)
FIGURE 15. SLEW RATE vs COMPENSATION CAPACITANCE
FIGURE 16. TYPICAL OPEN LOOP OUTPUT IMPEDANCE vs
FREQUENCY
10
6
OPEN LOOP DIFFERENTIAL INPUT
IMPEDANCE (Ω)
T
A
= 25
o
C
V
S
=
±15V
TOTAL INPUT REFERRED NOISE VOLTAGE
(µV
RMS
)
30
T
A
= 25
o
C
BW AT 6dB = 1MHz
20
10
5
10
10
4
0
10
2
10
3
10
3
SOURCE RESISTANCE (Ω)
10
4
0.1
1
10
100
FREQUENCY (MHz)
FIGURE 17. WIDEBAND INPUT NOISE VOLTAGE vs SOURCE
RESISTANCE
FIGURE 18. TYPICAL OPEN LOOP DIFFERENTIAL INPUT
IMPEDANCE vs FREQUENCY
3-6
HARRIS [ HARRIS CORPORATION ]
