8

Feb 06, 2002

SAW Components

B4219

881,5 & 1960,0 MHz

Low-Loss Dual Band Filter for Mobile Communication

Preliminary Data Sheet

Characteristics of AMPS Rx filter

Operating temperature range:

T

= -30 to +70 ˚C *

Terminating source impedance:

Terminating load impedance:

* all values also fulfill the temperature range -30 to +85 ˚C

min.

typ.

max.

Center frequency

—

881,5

—

MHz

Maximum insertion attenuation

α

max

869,0... 894,0MHz

—

2,5

3,0

dB

Amplitude ripple (p-p)

∆α

869,0...894,0MHz

—

0,9

1,4

dB

Input return loss

869,0... 894,0 MHz

10,0

12,0

—

dB

Output return loss

869,0... 894,0 MHz

10,0

13,0

—

dB

Attenuation

α

30,0... 824,0MHz

35,0

42,0

—

dB

1050,0... 1080,0MHz

38,0

42,0

—

dB

1080,0... 2300,0MHz

30,0

31,5

—

dB

2300,0... 2600,0MHz

25,0

30,0

—

dB

Tx band suppression

824,0... 849,0MHz

35,0

40,0

—

dB