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LM148QML Datasheet(PDF) 13 Page - Texas Instruments

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Part # LM148QML
Description  Quad 741 Op Amps
PDF  20 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LM148QML Datasheet(HTML) 13 Page - Texas Instruments

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LM148QML
www.ti.com
SNOSAH3A – FEBRUARY 2005 – REVISED MARCH 2013
Use general equations, and tune each section separately
Q1stSECTION = 0.541, Q2ndSECTION = 1.306
The response should have 0 dB peaking
Figure 25. A 1 kHz 4 Pole Butterworth
Figure 26.
Ex: fNOTCH = 3 kHz, Q = 5, R1 = 270k, R2 = R3 = 20k, R4 = 27k, R5 = 20k, R6 = R8 = 10k, R7 = 100k, C1 = C2 =
0.001
μF
Better noise performance than the state-space approach.
Figure 27. A 3 Amplifier Bi-Quad Notch Filter
Copyright © 2005–2013, Texas Instruments Incorporated
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