TLE2142 Datasheet, PDF (28/29 Pages) Texas Instruments – EXCALIBUR LOW-NOISE HIGH-SPEED PRECISION DUAL OPERATIONAL AMPLIFIERS

TLE2142, TLE2142A, TLE2142Y
EXCALIBUR LOW-NOISE HIGH-SPEED
PRECISION DUAL OPERATIONAL AMPLIFIERS
SLOS064B – DECEMBER 1990 – REVISED AUGUST 1994
TYPICAL CHARACTERISTICS^†
SMALL-SIGNAL
PULSE RESPONSE
100
50
UNITY-GAIN BANDWIDTH
vs
LOAD CAPACITANCE
7
TA = – 55°C
6
VCC _± = ± 15 V
RL = 2 kΩ
TA = 25°C
5
TA = 125°C
0
4
– 50
–100
14
12
10
8
6
4
2
0
10
VCC _± = ± 15 V
AVD = –1
RL = 2 kΩ
CL = 300 pF
TA = 25°C
0
400
800
t – Time – ns
Figure 31
1200
1600
GAIN MARGIN
vs
LOAD CAPACITANCE
VCC _± = ± 15 V
AVD = 1
RL = 2 kΩ to ∞
VO = – 10 V to 10 V
– 55°C
125°C
25°C
100
1000
CL – Load Capacitance – pF
Figure 33
10000
3
2
1
10
100
1000
CL – Load Capacitance – pF
Figure 32
PHASE MARGIN
vs
LOAD CAPACITANCE
70°
TA = – 55°C
60°
TA = 25°C
50°
TA = 125°C
40°
10000
30°
20°
10°
VCC _± = ± 15 V
RL = 2 kΩ
0°
10
100
1000
CL – Load Capacitance – pF
Figure 34
10000
† _{Data at high and low temperatures are applicable only within the rated operating free-air temperature ranges of the various devices.}
5–28
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