LME49740_14 Datasheet, PDF (13/24 Pages) Texas Instruments – Quad High-Performance, High-Fidelity Audio Operational Amplifier

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V_O = V1 + V2 − V3 − V4
R
V1
R
V2
R
V3
R
V4
LME49740
SNAS377A – FEBRUARY 2007 – REVISED FEBRUARY 2008
+
R
1
4
LME49740
V_O
-
R
Figure 30. Adder/Subtracter
C
C
R
R
+
1
4
LME49740
V_O
-
14 mA @ 10V
750
Figure 31. Sine Wave Oscillator
R1
11k
C1
C2
0.01 PF 0.01 PF
V_I
+
R2
1
4
LME49740
V_O
22k
-
Illustration is f₀ = 1 kHz
Figure 32. Second-Order High-Pass Filter
(Butterworth)
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