LM224AD Просмотр технического описания (PDF) - STMicroelectronics

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Компоненты Описание

производитель

LM224AD

Low power quad operational amplifiers

STMicroelectronics 

Typical single-supply applications

Figure 26. Active bandpass filter

LM224A-LM324A

Figure 27. High input Z, DC differential

amplifier

For R-----1-- = R-----4--

R2 R3

(CMRR depends on this resistor ratio match)

Fo = 1kHz

Q = 50

Av = 100 (40dB)

Figure 28. Using symmetrical amplifiers to

reduce input current (general

concept)

e0

⎛

⎝

1

+

RR-----43--⎠⎞

(e2 - e1)

As shown e0 = (e2 - e1)

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