External Components Description (Figure 1)

Components

Functional Description

1.

R

IN

Inverting input resistance which sets the closed-loop gain in conjunction with R

high pass filter with C

π R

2.

C

IN

Input coupling capacitor which blocks the DC voltage at the amplifier’s input terminals. Also creates a

highpass filter with R

π R

Components, for an explanation of how to determine the value of C

3.

R

f

Feedback resistance which sets the closed-loop gain in conjunction with R

4.

C

S

Supply bypass capacitor which provides power supply filtering. Refer to the section, Power Supply

Bypassing, for information concerning proper placement and selection of the supply bypass capacitor,

C

5.

C

BYPASS

Bypass pin capacitor which provides half-supply filtering. Refer to the section, Proper Selection of External

Components, for information concerning proper placement and selection of C

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