X3402 datasheet(3/9 Pages) EPCOS

3 / 9 page

February 26, 2007

X3402

72.54 and 80.46 MHz

SAW Components

SAW IF filter

Data sheet

Please read

cautions and warnings and

important notes at the end of this document.

Characteristics of TDM1 channel

Temperature range for specification:

= –10 ˚C to +85 ˚C

Terminating source impedance:

ZS =27 Ω and matching network

Terminating load impedance:

ZL =1 kΩ and matching network

min.

typ.

@ 25 ˚C

max.

Nominal frequency

—

72.54

—

MHz

Minimum insertion attenuation

min

—

18.3

19.8

(including losses in the matching network)

Maximum voltage gain source – load

(VL/VS)

vgsl

–7.0

–5.0

—

Amplitude ripple (p-p)

∆α

fN ± 1.85 MHz

—

0.8

1.5

Pass bandwidth

rel ≤ 1.5 dB

B1.5dB

—

4.1

—

MHz

rel ≤ 3 dB

B3dB

—

4.5

—

MHz

rel ≤ 15 dB

B15dB

—

5.6

6.1

MHz

rel ≤ 30 dB

B30dB

—

6.2

6.7

MHz

Mean attenuation (relative to

min)

rel

Upper sidelobe 86.47 ...

91.53 MHz

52.0

57.0

—

Relative attenuation (relative to

min)

rel

Lower sidelobe 50.00 ...

65.00 MHz

40.0

45.0

—

65.00 ...

66.48 MHz

39.0

44.0

—

66.48 ...

68.08 MHz

37.0

42.0

—

Upper sidelobe 77.30 ...

78.60 MHz

40.0

45.0

—

78.60 ...

86.47 MHz

42.0

46.0

—

86.47 ...

91.53 MHz

46.0

52.0

—

91.53 ...

95.21 MHz

48.0

54.0

—

95.21 ...

100.00 MHz

50.0

54.0

—

Group delay ripple (p–p)

∆τ

fN ± 1.85 MHz

—

Temperature coefficient of frequency

TCf

—

– 18

—

ppm/K

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