LM567CN 参数 Datasheet PDF下载

SNOSBQ4D – MAY 1999 – REVISED MARCH 2013

AC TEST CIRCUIT

f

i

= 100 kHz + 5V

*Note:

Adjust for f

o

= 100 kHz.

APPLICATIONS INFORMATION

The center frequency of the tone decoder is equal to the free running frequency of the VCO. This is given by

The bandwidth of the filter may be found from the approximation

where

•

•

V

i

= Input voltage (volts rms), V

i

≤

200mV

C

2

= Capacitance at Pin 2(μF)

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