B3677 datasheet(3/7 Pages) EPCOS

3 / 7 page

Feb 07, 2001

SAW Components

B3677

374,0 MHz

Low-Loss Filter

Data Sheet

Characteristics

Operating temperature:

TA = -10 ... 80 ˚C

Terminating source impedance:

ZS = 50 Ω unbalanced and matching network

Terminating load impedance:

ZL = 50 Ω unbalanced and matching network

min.

typ.

max.

Nominal frequency

—

374,00

—

MHz

Minimum insertion attenuation

min

—

8,5

10,0

(including matching network)

Bandwidth

rel ≤ 3 dB

B3dB

—

MHz

Amplitude ripple (p-p)

fN ± 7 MHz

∆α

—

0,5

Group delay ripple (p-p)

fN ± 7 MHz

∆τ

—

100

Triple transit suppression

—

Relative attenuation (relative to

min)

rel

fN − 16,5 MHz ... fN − 22 MHz

—

fN − 22 MHz ... fN − 33 MHz

—

fN − 33 MHz ... fN − 150 MHz

—

fN + 16,5 MHz ... fN + 18 MHz

—

fN + 18 MHz ... fN + 22 MHz

—

fN + 22 MHz ... fN + 48 MHz

—

fN + 48 MHz ... fN + 80 MHz

—

fN + 80 MHz ... fN + 150 MHz

—

Adjacent channel suppression

average attenuation relative to

min

rel

fN − 16,5 ... fN − 33,5 MHz

—

fN + 16,5 ... fN + 33,5 MHz

—

Temperature coefficient of frequency

TCf

—

– 87

—

ppm/K

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