FX633P1 datasheet(5/13 Pages) CMLMICRO

5 / 13 page

Call Progress Tone Detector

FX633

5

D/633/3

1.4

External Components

Typical Values:

R1

1M

Ω ± 10%

C1

33pF ± 20%

C2

33pF ± 20%

C3

1nF

± 20% at 5V, 560pF ± 20% at 3.3V.

C4

0.1µF ± 20%

X1

3.579545MHz (refer to Section 1.7.1)

Figure 2 Recommended External Components

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