4

Dec 08, 2003

SAW Components

X 7253 D

36,00 MHz

Bandpass Filter

Data Sheet

Characteristics of channel 2 (switching pin 2 connected to pin 1)

Reference temperature:

Terminating source impedance:

Terminating load impedance:

min.

typ.

max.

Insertion attenuation

α

Reference level for the

36,00 MHz

19,0

20,5

22,0

dB

following data

Amplitude ripple

∆α

33,10

... 38,90 MHz

—

2,5

—

dB

Pass bandwidth

α

—

6,8

—

MHz

α

—

7,3

—

MHz

Relative attenuation

α

rel

Adjacent picture carrier

31,25 MHz

34,0

41,0

—

dB

Adjacent sound carrier

39,75 MHz

17,0

25,0

—

dB

32,33 MHz

9,0

13,0

—

dB

Lower sidelobe

25,00

... 31,25 MHz

34,0

37,0

—

dB

Upper sidelobe

41,25

... 45,00 MHz

30,0

36,0

—

dB

Reflected wave signal suppression

1,3

µs ... 6,0 µs after main pulse

40,0

50,0

—

dB

(test pulse 250 ns,

carrier frequency 36,00 MHz)

Feedthrough signal suppression

1,3

µs ... 1,2 µs before main pulse

—

48,0

—

dB

(test pulse 250 ns,

carrier frequency 36,00 MHz)

Group delay ripple (p-p)

∆τ

32,70

... 39,30 MHz

—

60

—

ns

Impedance at 36,00 MHz

Input:

=

||

—

1,5 ||23,1

—

k

Ω || pF

Output:

—

2,3 || 4,6

—k

Ω || pF

Temperature coefficient of frequency

—

–72

—

ppm/K