Datasheet

2.5s/div
250nV/div
V =2.2V
S
2.5s/div
100nV/div
V =5V
S
1 10 100 1k 100k
Frequency(Hz)
100
10
VoltageNoise(nV/ )Ö
Hz
10k
1k
100
CurrentNoise(fA/
)Ö
Hz
VoltageNoise,V =5V
S
VoltageNoise,V =2.2V
S
CurrentNoise,V =5V
S
50
20
500
200
Frequency(Hz)
THD+N(%)
1
0.1
0.01
0.001
0.0001
10010 100k1k 10k
G=128
G=64
G=32
G=16
G=8
G=2
G=1
G=4
Frequency(Hz)
THD+N(%)
1
0.1
0.01
0.001
0.0001
10010 100k1k 10k
G=128
G=64
G=32
G=16
G=8
G=4
G=2
G=1
Frequency(Hz)
THD+N(%)
1
0.1
0.01
0.001
0.0001
10010 100k1k 10k
G=1
G=200
G=100
G=50
G=20
G=10
G=2
G=5
PGA112 , , PGA113
PGA116 , PGA117
SBOS424B – MARCH 2008 – REVISED SEPTEMBER 2008 ............................................................................................................................................ www.ti.com
TYPICAL CHARACTERISTICS (continued)
At T
A
= +25 ° C, AV
DD
= DV
DD
= 5V, R
L
= 10k Ω connected to DV
DD
/2, V
REF
= GND, and C
L
= 100pF, unless otherwise noted.
0.1Hz TO 10Hz NOISE 0.1Hz TO 10Hz NOISE
Figure 24. Figure 25.
PGA112, PGA116 THD + NOISE vs FREQUENCY
SPECTRAL NOISE DENSITY (V
OUT
= 2V
PP
)
Figure 26. Figure 27.
PGA112, PGA116 THD + NOISE vs FREQUENCY PGA113, PGA117 THD + NOISE vs FREQUENCY
(V
OUT
= 4V
PP
) (V
OUT
= 2V
PP
)
Figure 28. Figure 29.
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Product Folder Link(s): PGA112 PGA113 PGA116 PGA117