TLE207X Datasheet, PDF (64/77 Pages) Texas Instruments – EXCALIBUR LOW-NOISE HIGH-SPEED JFET-INPUT OPERATIONAL AMPLIFIERS

TLE207x, TLE207xA, TLE207xY
EXCALIBUR LOW-NOISE HIGH-SPEED
JFET-INPUT OPERATIONAL AMPLIFIERS
SLOS181A – FEBRUARY 1997 – REVISED MARCH 2000
TYPICAL CHARACTERISTICS
INPUT-REFERRED NOISE VOLTAGE
vs
NOISE BANDWIDTH
100
VCC _± = ± 15 V
VIC = 0
RS = 20 Ω
TA = 25°C
10
Peak-to-Peak
1
0.1
RMS
INPUT-REFERRED NOISE VOLTAGE
OVER A 10-SECOND TIME INTERVAL
1.2
VCC _± = ± 15 V
f = 0.1 to 10 Hz
0.9 TA = 25°C
0.6
0.3
0
– 0.3
0.01
1
10
100
1k
10 k
Noise Bandwidth – Hz
Figure 54
100 k
THIRD-OCTAVE SPECTRAL NOISE DENSITY
vs
FREQUENCY BANDS
– 75
Start Frequency: 12.5 Hz
– 80 Stop Frequency: 20 kHz
VCC _± = ± 15 V
– 85 ^{VIC = 0}
TA = 25°C
– 90
– 95
–100
–105
–110
–115
10 15 20 25 30 35 40
45
Frequency Bands
Figure 56
– 0.6
0 1 2 3 4 5 6 7 8 9 10
t – Time – s
Figure 55
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
FREQUENCY
1
AV = 100, RL = 600 Ω
0.1
AV = 100, RL = 2 kΩ
AV = 10, RL = 600 Ω
0.01
AV = 10, RL = 2 kΩ
0.001
10
VCC _± = ± 5 V
VO(PP) = 5 V
TA = 25°C
Filter: 10-Hz to 500-kHz Band Pass
100
1k
10 k
f – Frequency – Hz
Figure 57
100 k
64
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