B4308 datasheet(3/8 Pages) EPCOS

3 / 8 page

September 27, 2011

B4308

1575.42 MHz

SAW Components

SAW Rx filter

Data sheet

Please read

cautions and warnings and

important notes at the end of this document.

Characteristics

Temperature range for specification:

= –40 ˚C to +85 ˚C

Terminating source impedance:

ZS =50 Ω

Terminating load impedance:

ZL = 100 Ω (balanced)

min.

typ.

@ 25 ˚C

max.

Center frequency

—

1575.42

—

MHz

Maximum insertion attenuation

max

1574.42 ... 1576.42 MHz

—

1.3

1.8

Amplitude ripple (p-p)

∆α

1574.42 ... 1576.42 MHz

—

0.2

0.6

VSWR

1574.42 ... 1576.42 MHz

—

1.4

2.0

CMRR (|S21-S31| / |S21+S31|)

1574.42 ... 1576.42 MHz

191)

1) A CMRR of 19.6 dB corresponds to a phase imbalance of +/-10˚ together with an amplitude imbalance of

+/- 1.0 dB.

—

Attenuation

100.0

...

960.0

MHz

—

960.0

... 1475.0

MHz

—

1475.0

... 1515.0

MHz

—

1515.0

... 1529.0

MHz

—

1625.0

... 1635.0

MHz

—

1635.0

... 1675.0

MHz

—

1675.0

... 1850.0

MHz

—

1850.0

... 1910.0

MHz

—

1910.0

... 1990.0

MHz

—

1990.0

... 2400.0

MHz

—

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