TLE2662 Datasheet, PDF (18/40 Pages) Texas Instruments – DUAL uPOWER JFET-INPUT OPERATIONAL AMPLIFIER WITH SWITCHED-CAPACITOR VOLTAGE CONVERTER

TLE2662
DUAL µPOWER JFET-INPUT OPERATIONAL AMPLIFIER
WITH SWITCHED-CAPACITOR VOLTAGE CONVERTER
SLOS118B – DECEMBER 1992 – REVISED AUGUST 1994
TYPICAL CHARACTERISTICS^†
OPERATIONAL AMPLIFIER SECTION
NOISE VOLTAGE
(REFERRED TO INPUT)
0.1 TO 10 Hz
1
VCC _± = ± 15 V
TA = 25°C
0.5
EQUIVALENT INPUT NOISE VOLTAGE
vs
FREQUENCY
100
VDD _± = ± 5 V
RS = 20 Ω
80
TA = 25°C
See Figure 2
60
0
40
– 0.5
20
–1
0 1 2 3 4 5 6 7 8 9 10
t – Time – s
Figure 27
TOTAL HARMONIC DISTORTION
vs
FREQUENCY
0.3
AVD = 2
0.25
VO(PP) = 2 V
TA = 25°C
0.2
0
1
10
100
1k
10 k
f – Frequency – Hz
Figure 28
TOTAL HARMONIC DISTORTION
vs
FREQUENCY
0.6
AVD = 10
VO(PP) = 2 V
0.5 _{TA = 25°C}
0.4
0.15
0.1
VCC _± = ± 5 V
0.5
0
10
Source Signal
100
1k
10 k
f – Frequency – Hz
Figure 29
100 k
0.3
0.2
Source Signal
0.1
VCC _± = ± 5 V
0
10
100
1k
10 k
100 k
f – Frequency – Hz
Figure 30
† _{Data applies for the amplifier block only; the switched-capacitor block is not supplying VCC – supply.}
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