SBOS275F – JUNE 2003 – REVISED DECEMBER 2010
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TYPICAL CHARACTERISTICS: V
S
= ±5V (continued)
At R
L
= 500Ω and V
IN
= single-ended input on V+ with V− at ground, unless otherwise noted.
NOISE DENSITY vs CONTROL VOLTAGE
10000
Input-Referred Voltage Noise Density
1000
R
S
= 20W
on Each Input
10
INPUT VOLTAGE AND CURRENT NOISE
e
n
(nV/
?
Hz)
e
O
(nV/
?
Hz)
e
n
(nV/
?
Hz)
i
n
(pA/
?
Hz)
100
Output-Referred Voltage Noise Density
10
Differential Input
Voltage Noise (2.4nV/
Ö
Hz)
Current Noise (1.8pA/
Ö
Hz)
Each Input
1
1
0
-0.2 -0.4 -0.6 -0.8 -1.0 -1.2 -1.4 -1.6 -1.8 -2.0
Control Voltage (V)
100
1k
10k
100k
1M
10M
Frequency (Hz)
Figure 13.
Figure 14.
OUTPUT OFFSET VOLTAGE
TOTAL ERROR BAND vs GAIN
50
40
FULLY ATTENUATED ISOLATION vs FREQUENCY
0
-
20
V
C
= +0.1V
Output Offset Error (mV)
30
20
10
0
-10
-20
-30
-40
Maximum Error Band
Isolation (dB)
-
40
-
60
V
C
= +0.2V
-
80
-
100
-
120
1M
10M
Frequency (Hz)
100M
Typical Devices
-50
-40
-30
-20
-10
0
Gain (dB)
10
20
30
40
Figure 15.
TYPICAL GAIN ERROR PLOT
0.4
0.3
0.2
Deviation from
-
40dB/V Gain Slope
Figure 16.
OUTPUT OFFSET VOLTAGE DISTRIBUTION
250
Total Tested = 1462
G = +40dB
200
Gain Error (dB)
0.1
-
0.1
-
0.2
-
0.3
-
0.4
-
0.5
0
-0.5
-1
Control Voltage (V)
-1.5
-2
Count
0
150
100
50
0
Figure 17.
8
Product Folder Link(s):
<
-
50
<
-
45
<
-
40
<
-
35
<
-
30
<
-
25
<
-
20
<
-
15
<
-
10
<
-
5
<0
<5
<10
<15
<20
<25
<30
<35
<40
<45
<50
>50
Output Offset Voltage (mV)
Figure 18.
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