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B7653

SAW Components Low-Loss Dual Band Filter for Mobile Communication

EPCOS AG 

SAW Components

Low-Loss Dual Band Filter for Mobile Communication

Data Sheet

Characteristics of Filter 1 (AMPS)

Operating temperature range:

Terminating source impedance:

Terminating load impedance:

T = -20 to + 70 ˚C

ZS = 50 Ω

ZL = 200 Ω || 56 nH

Center frequency

min.

fc

—

B7653

881,5 & 1960,0 MHz

typ.

881,5

max.

— MHz

Maximum insertion attenuation

αmax

869,0 ... 894,0 MHz

—

3,0

3,5* dB

Amplitude ripple (p-p)

869,0 ... 894,0 MHz ∆α

—

1,5

2,0 dB

Input return loss

869,0 ... 894,0 MHz

8,0

12,0

— dB

Output return loss

869,0 ... 894,0 MHz

8,0

11,0

— dB

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

869,0 ... 894,0 MHz

-5,0

—

+10,0 ˚

Output amplitude balance (|S31/S21|)

869,0 ... 894,0 MHz

-1,1

—

+0,7 dB

Inter-band isolation

αmin

1930,0 ...1990,0 MHz

30,0

40,0

— dB

Attenuation

αmin

10,0 ... 600,0 MHz

45,0

54,0

— dB

600,0 ... 849,0 MHz

35,0

40,0

— dB

914,0 ... 916,0 MHz

20,0

24,0

— dB

916,0 ...1000,0 MHz

23,0

27,0

— dB

1738,0 ...1788,0 MHz

40,0

48,0

— dB

2607,0 ...2682,0 MHz

40,0

48,0

— dB

3476,0 ...3576,0 MHz

38,0

46,0

— dB

Tx band suppression

αmin

824,0 ... 849,0 MHz

35,0

—

* 3,0 dB (2,6 dB typ.) for temperature range 25 ± 10˚C

— dB

3 Oct 16, 2003

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