Data Sheet

Part Number 854917

140 MHz SAW Filter

Parameter

Minimum

Typical

Maximum

Unit

Center Frequency

-

140

-

MHz

-

8.87

12.5

dB

2 dB Bandwidth

10.2

11.58

-

MHz

3 dB Bandwidth

12

12.4

-

MHz

35 dB Bandwidth

-

16.57

21.3

MHz

Passband Ripple

134.6 - 145.4 MHz

-

0.52

1

dB

Phase Linearity

134.0 - 146.0 MHz

-

9.67

15

deg p-p

Group Delay Variation

134.6 - 145.4 MHz

-

54

120

nsec

Absolute Delay

-

1

-

µ

sec

Ultimate Rejection

-

45

-

dB

Temperature Coefficient

-

-94

-

-

50

-

Ω

-

50

-

Ω

Notes:

1.

All specifications are based on the test circuit shown below

2.

All specifications are tested at room temperature only

3.

This is the optimum impedance in order to achieve the performance shown

Test Circuit:

Actual matching values may vary due to PCB layout and parasitics

50

Ω

Single-ended

Input

1,2,3,4,6

7,8,9,10,12

50

Ω

7pF

11

5

50

Ω

68nH

68nH

50

Ω

Single-ended

Output

Subject to change or obsolescence without notice

Rev -

15-Mar-2005

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