B30389-K7252-M100 データシートの表示（PDF） - Unspecified

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B30389-K7252-M100

SAW Components IF Filter intercarrier/Multistandard Applications

Unspecified 

SAW Components

IF Filter for Intercarrier / Multistandard Applications

Data Sheet

Characteristics in B/G, D/K mode (switching pin 2 connected to ground)

Reference temperature:

Terminating source impedance:

Terminating load impedance:

TA = 25 ˚C

ZS = 50 Ω

ZL = 2 kΩ || 3 pF

Insertion attenuation

Reference level for the

following data

α

37,40 MHz

min.

15,4

typ.

16,9

K 7252 M

38,90 MHz

max.

18,4 dB

Relative attenuation

Picture carrier

Color carrier

Sound carrier

Adjacent picture carrier

Adjacent sound carrier

Lower sidelobe

Upper sidelobe

25,00 ...

40,40 ...

αrel

38,90 MHz

34,47 MHz

32,40 MHz

33,40 MHz

30,90 MHz

31,90 MHz

40,40 MHz

41,40 MHz

30,90 MHz

45,00 MHz

4,6

5,6

6,6 dB

0,2

1,2

2,2 dB

17,7

19,2

20,7 dB

16,0

17,5

— dB

46,0

58,0

— dB

38,0

50,0

— dB

41,0

50,0

— dB

40,0

46,0

— dB

36,0

42,0

— dB

33,0

39,0

— dB

Reflected wave signal suppression

1,3 µs ... 6,0 µs after main pulse

(test pulse 250 ns,

carrier frequency 37,40 MHz)

42,0

50,0

— dB

Feedthrough signal suppression

1,2 µs ... 1,1 µs before main pulse

(test pulse 250 ns,

carrier frequency 37,40 MHz)

—

56,0

— dB

Group delay predistortion

(reference frequency 38,90 MHz)

∆τ

36,80 MHz

34,47 MHz

Impedance at 37,40 MHz

Input: ZIN = RIN || CIN

Output: ZOUT = ROUT || COUT

Temperature coefficient of frequency

TCf

—

–40

—

50

— ns

— ns

—

1,0 ||17,3 — kΩ || pF

—

2,7 || 3,4

— kΩ || pF

—

–72

— ppm/K

3 Jul 03, 2000

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