Datasheet

13
FN1050.6
March 4, 2005
FIGURE 18. EQUIVALENT INPUT NOISE VOLTAGE vs
FREQUENCY
FIGURE 19. POWER SUPPLY REJECTION RATIO vs
FREQUENCY
FIGURE 20. OUTPUT SINK CURRENT vs OUTPUT VOLTAGE FIGURE 21. SUPPLY CURRENT vs OUTPUT VOLTAGE
FIGURE 22. CROSSTALK vs FREQUENCY FIGURE 23. VOLTAGE ACROSS OUTPUT TRANSISTORS Q
15
AND Q
16
vs LOAD CURRENT
Typical Performance Curves (Continued)
SUPPLY VOLTAGE: V
S
= ±15V
T
A
= 25
o
C
FREQUENCY (Hz)
1
10
1
10
2
10
3
10
4
10
5
EQUIVALENT INPUT NOISE VOLTAGE (nV/√Hz)
100
10
1
1000
R
S
= 100Ω
SUPPLY VOLTAGE: V
S
= ±15V
T
A
= 25
o
C
POWER SUPPLY
REJECTION RATIO = ∆V
IO
/∆V
S
-PSRR
+PSRR
100
80
60
40
20
10
1
10
2
10
3
10
4
10
5
10
6
10
7
FREQUENCY (Hz)
POWER SUPPLY REJECTION RATIO (dB)
T
A
= 25
o
C
V
S
= ±15V
12
10
8
6
4
2
0
-15 -10 -5 0 5 10 15
OUTPUT VOLTAGE (V)
OUTPUT SINK CURRENT (mA)
PER AMP
ONE AMPLIFIER OPERATING
T
A
= 25
o
C
17.5
-15 -10 -5 0 5 10 15
OUTPUT VOLTAGE (V)
V
S
= ±15V
15
12.5
10
7.5
5
2.5
SUPPLY CURRENT (mA)
PER AMP (DOUBLE FOR BOTH)
R
L
= ∞
T
A
= 25
o
C
AMP A → AMP B
AMP B → AMP A
V
S
= ±15V
V
O
= 5V
RMS
140
130
120
110
100
90
80
0.1 1 10
1
10
2
10
3
CROSSTALK (dB)
FREQUENCY (Hz)
1.0
0.01 0.1
LOAD (SINKING) CURRENT (mA)
1.0 10
10
100
1000
OUTPUT STAGE TRANSISTOR (Q
15,
Q
16
)
SATURATION VOLTAGE (mV)
V- = 0V
T
A
= 25
o
C
V+ = +5V
+15V
+30V
CA3240, CA3240A