TLE2144-EP_15 Datasheet, PDF (24/33 Pages) Texas Instruments – Excalibur™ LOW-NOISE HIGH-SPEED PRECISION OPERATIONAL AMPLIFIER

TLE2141-EP
TLE2142-EP
TLE2144-EP
SLOS577 – MAY 2008........................................................................................................................................................................................................ www.ti.com
EQUIVALENT INPUT NOISE VOLTAGE
vs
FREQUENCY
250
V_{CC ±} = ± 15 V
R_S = 20 Ω
200
T_A = − 55°C
150
T_A = 125°C
100
T_A = 25°C
50
INPUT NOISE VOLTAGE
OVER A 10-SECOND PERIOD
750
V_{CC ±} = ± 15 V
f = 0.1 to 10 Hz
500 ^TA ^{= 25°C}
250
0
− 250
− 500
0
1
10
100
1k
f − Frequency − Hz
Figure 25.
NOISE CURRENT
vs
FREQUENCY
8
6
T_A = − 55°C
4
T_A = 25°C
2
T_A = 125°C
0
1
10
100
1k
f − Frequency − Hz
Figure 27.
10 k
− 750
0
2
4
6
t − Time − s
8
10
Figure 26.
TOTAL HARMONIC DISTORTION
PLUS NOISE
vs
FREQUENCY
1%
V_O(PP) = 20 V
V_{CC ±} = ± 15 V
T_A = 25°C
A_V = 100
R_L = 600 Ω
0.1%
A_V = 10
R_L = 600 Ω
A_V = 100
R_L = 2 kΩ
0.01%
10 k
0.001%
10
A_V = 10
R_L = 2 kΩ
100
1k
10 k
f − Frequency − Hz
Figure 28.
100 k
24
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