K3352K datasheet(3/8 Pages) EPCOS

3 / 8 page

Mar 31, 2006

SAW Components

K 3352 K

38,00 MHz

IF Filter for Quasi/Split Sound Applications

Data Sheet

Characteristics of picture 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

36,50 MHz

12,1

13,6

15,1

following data

Relative attenuation

rel

Picture carrier

38,00 MHz

5,4

6,4

7,4

Color carrier

33,57 MHz

1,8

2,8

3,8

Sound carrier

31,50 MHz

44,0

52,0

—

32,50 MHz

39,0

54,0

—

Adjacent picture carrier

30,00 MHz

43,0

52,0

—

31,00 MHz

48,0

56,0

—

Adjacent sound carrier

39,50 MHz

43,0

53,0

—

40,00 MHz

44,0

52,0

—

39,26 MHz

39,0

46,0

—

Lower sidelobe

25,00

... 30,00 MHz

40,0

50,0

—

Upper sidelobe

40,00

... 45,00 MHz

38,0

45,0

—

Reflected wave signal suppression

1,2

µs ... 6,0 µs after main pulse

42,0

52,0

—

(test pulse 250 ns,

carrier frequency 36,50 MHz)

Feedthrough signal suppression

1,2

µs ... 1,1 µs before

main pulse

—

56,0

—

(test pulse 250 ns,

carrier frequency 36,50 MHz)

Group delay predistortion

∆τ

(reference frequency 38,00 MHz)

37,00 MHz

—

33,57 MHz

—

-22

—

Impedance at 36,50 MHz

Input:

ZIN

RIN

CIN

—

1,0 ||22,0

—

Ω || pF

Output:

ZOUT = ROUT || COUT

—

1,7 || 4,3

—k

Ω || pF

Temperature coefficient of frequency

TCf

—

-72

—

ppm/K

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