K3565 datasheet(4/8 Pages) EPCOS

4 / 8 page

Sep 01, 2003

SAW Components

K 3565 M

38,90 MHz

IF Filter for Quasi/Split Sound Applications

Data Sheet

Characteristics of sound channel

Reference temperature:

TA = 25 ˚C

Terminating source impedance:

ZS = 50 Ω

Terminating load impedance:

ZL = 2 kΩ || 3 pF

min.

typ.

max.

Insertion attenuation

Reference level for the

33,40 MHz

15,4

16,9

18,4

following data

Relative attenuation

rel

Sound carrier

32,40 MHz

–1,5

–0,5

0,5

Picture carrier

38,90 MHz

30,0

34,0

—

Color carrier

34,47 MHz

22,0

27,0

—

Adjacent picture carrier

30,90 MHz

27,0

32,0

—

31,90 MHz

—

8,0

—

Adjacent sound carrier

40,40 MHz

35,0

41,0

—

41,40 MHz

38,0

46,0

—

Lower sidelobe

25,00

... 30,90 MHz

25,0

31,0

—

Upper sidelobe

38,90

... 45,00 MHz

25,0

30,0

—

Impedance at 33,40 MHz

Output:

ZOUT = ROUT || COUT

—

5,1 || 2,2

—k

Ω || pF

Temperature coefficient of frequency

TCf

—

–72

—

ppm/K

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