B1644 Просмотр технического описания (PDF) - EPCOS AG

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производитель

B1644

SAW RF low loss filter 2338.75 MHz

EPCOS AG 

SAW Components

SAW RF low loss filter

Data sheet

Characteristics

Temperature range for specification:

Terminating source impedance:

Terminating load impedance:

T = –40 ˚C to+105 ˚C

ZS = 50 Ω

ZL = 100 Ω (balanced)

Nominal frequency

min.

typ.

@ 25 ˚C

fN

—

2338.75

Maximum insertion attenuation

αmax

2332.5 ... 2345.0 MHz

—

2.4

Amplitude ripple (p-p)

∆α

2332.5 ... 2345.0 MHz

—

0.4

Output amplitude balance (|S31/S21|)

2332.5 ... 2345.0 MHz

–5.0

-0.7/0.0

Output phase balance (φ(S31) – φ(S21)+180˚)

2332.5 ... 2345.0 MHz

–12.0 -7.0/-1.8

Input return loss

10.0

15.0

Output return loss

10.0

15.0

Attenuation

88.0

880.0

1710.0

... 108.0

... 960.0

... 1910.0

2305.0

2310.0

2315.0

2320.0

2450.0

3060.0

α

MHz

MHz

MHz

MHz

MHz

MHz

MHz

MHz

MHz

50

65

40

56

38

43

—

11

—

9

—

9

—

6

20

25

35

50

Group delay ripple (p-p)

2332.5 ... 2345.0 MHz

—

3

B1644

2338.75 MHz

max.

—

MHz

4.8 dB

2.9 dB

3.5 dB

8.0 ˚

— dB

— dB

— dB

— dB

— dB

— dB

— dB

— dB

— dB

— dB

— dB

20 ns

Please read cautions and warnings and

important notes at the end of this document.

5 July 27, 2010

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