ꢀ
ꢁ
ꢂ
ꢃ
ꢃ
ꢄ
ꢅ
ꢆ
ꢀ
ꢁ
ꢂ
ꢃ
ꢃ
ꢄꢅ
ꢇ
ꢙ
ꢇ
ꢈ
ꢉ
ꢊ
ꢋ
ꢌ
ꢍ
ꢈ
ꢁ
ꢎ
ꢋ
ꢐꢕ ꢖ ꢒꢇꢀ ꢓ ꢐꢗ ꢇ ꢁ ꢇꢏ ꢕꢁ ꢓ ꢘꢓ ꢖꢒ ꢑ
ꢂ
ꢏ
ꢐ
ꢑ
ꢒꢇ ꢓ ꢁꢔꢀꢐ ꢔꢒꢇꢓ ꢁ
SLOS190G − FEBRUARY 1997 − REVISED MAY 2004
TYPICAL CHARACTERISTICS
EQUIVALENT INPUT NOISE VOLTAGE
vs
NOISE VOLTAGE
FREQUENCY
OVER A 10 SECOND PERIOD
60
50
40
30
20
10
0
1000
V
= 5 V
DD
V
T
R
= 5 V
= 25°C
= 20 Ω
DD
A
S
f = 0.1 Hz to 10 Hz
T
A
750
500
250
0
= 25°C
−250
−500
−750
−1000
0
2
4
6
8
10
10
100
1 k
10 k
t − Time − s
f − Frequency − Hz
Figure 51
Figure 52
TOTAL HARMONIC DISTORTION PLUS NOISE
INTEGRATED NOISE VOLTAGE
vs
vs
FREQUENCY
FREQUENCY
1
0.1
100
Calculated Using
V
= 5 V
= 25°C
= 10 kΩ
DD
Ideal Pass-Band Filter
Lower Frequency = 1 Hz
T
A
R
L
T = 25°C
A
10
A
V
= 100
0.01
A
= 10
= 1
V
1
A
V
0.001
0.1
0.0001
100
1 k
10 k
100 k
1
10
100
1 k
10 k
100 k
f − Frequency − Hz
f − Frequency − Hz
Figure 53
Figure 54
44
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TI [ TEXAS INSTRUMENTS ]
