X6867D datasheet(3/6 Pages) EPCOS

3 / 6 page

Dec 08, 2003

SAW Components

X 6867 D

36,00 MHz

Bandpass Filter

Data Sheet

Characteristics

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

36,00 MHz

21,1

22,6

24,1

following data

Amplitude ripple (p-p)

∆α

32,35

... 39,65 MHz

—

1,0

—

Pass bandwidth

rel < 1,5 dB

B1,5dB

—

7,8

—

MHz

rel < 3 dB

B3dB

—

8,1

—

MHz

rel < 15 dB

B15dB

—

9,0

—

MHz

rel < 30 dB

B30dB

—

9,5

—

MHz

Relative attenuation

rel

31,65 MHz

7,0

8,7

—

40,35 MHz

7,0

10,7

—

31,30 MHz

21,5

24,5

—

40,70 MHz

21,0

27,0

—

Lower sidelobe

25,00

... 31,00 MHz

33,0

38,0

Upper sidelobe

41,00

... 45,00 MHz

31,0

36,0

Reflected wave signal suppression

1,2

µs ... 6,0 µs after main pulse

42,0

46,0

—

(test pulse 250 ns,

carrier frequency 36,00 MHz)

Feedthrough signal suppression

1,3

µs ... 1,2 µs before main pulse

—

50,0

—

(test pulse 250 ns,

carrier frequency 36,00 MHz)

Group delay ripple (p-p)

∆τ

32,35

... 39,65 MHz

—

Impedance at 36,00 MHz

Input:

ZIN

RIN

CIN

—

4,0 ||11,2

—

Ω || pF

Output:

ZOUT = ROUT || COUT

—

3,5 || 3,0

—k

Ω || pF

Temperature coefficient of frequency

TCf

—

–72

—

ppm/K

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