B39771-B4069-U810 datasheet(3/7 Pages) EPCOS

Part #	B39771-B4069-U810

Description	SAW Components Low-Loss Filter 770,0 MHz

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Apr 2, 2003

SAW Components

B4069

770,0 MHz

Low-Loss Filter

Data Sheet

Characteristics

Operating temperature range:

TA = -20 ... +80 ˚C

Terminating source impedance:

ZS = 250 Ω ||125nH

Terminating load impedance:

ZL = 250 Ω ||125nH

Matching network (Simulated)

min.

typ.

max.

Nominal frequency

fN

—

770,0

—

MHz

Minimum insertion attenuation

α

min

—

1,7

3,5

dB

Amplitude ripple in passband (p-p)

∆α

fN ± 7,0 MHz

—

0,8

1,1

dB

fN ± 8,5 MHz

—

0,9

2,0

dB

Group delay ripple (p-p)

∆τ

fN ± 8,5 MHz

—

25

50

ns

Relative Attenuation (relative to

α

min)

α

rel

fN - 20,0 MHz

20

30

—

dB

fN + 20,0 MHz

15

23

—

dB

fN - 30,0 MHz

35

40

—

dB

fN + 30,0 MHz

25

32

—

dB

fN ± 40,0 MHz

40

60

—

dB

fN ± 60,0 MHz

45

63

—

dB

fN ± 80,0 MHz

45

68

—

dB

fN ±100,0 MHz

45

73

—

dB

fN ±120,0 MHz

50

70

—

dB

L

p2

L

p1

Lp1 = 125nH

Lp2 = 125nH

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