70 MHz SAW Bandpass Filter

26 MHz bandwidth

Part Number SF0070CF51851T

Integrated

Circuit

Systems, Inc.

Rev X1 22-Apr-05

Page 1 of 2

Integrated Circuit Systems

• Surface Acoustic Wave Products

TYPICAL PERFORMANCE

Horizontal: 10 MHz/div

Vertical (from top):

Magnitude

10

dB/div

Magnitude

1

dB/div

Phase Linearity

8

deg/div

Group Delay Deviation

30

ns/div

SPECIFICATION

Parameter

Min.

Typ.

Max.

Units.

Center Frequency ( Fc)

1

69.8

70.0

70.2

MHz

Insertion Loss at Fc

22.4

25.5

dB

1 dB Bandwidth

2

24.5

24.56

MHz

3 dB Bandwidth

26.0

26.1

MHz

40 dB Bandwidth

31.4

34

MHz

Passband Ripple

3

0.5

1.0

dB p-p

Phase Ripple

3.5

6

deg p-p

Group Delay Ripple

30

35

ns p-p

Absolute Delay

1.4

us

Ultimate Rejection

50

60

dB

Substrate Material

128 Lithium Niobate

Ambient Temperature

25

º C

Notes:

1. Average of the lower and upper 3 dB band edge frequencies.

2. Relative to level at Fc.

3. Excludes band edge transitions.

4. A smoothing aperture of 250 kHz may be applied to Group Delay Ripple measurement.

324 Clark Street, Worcester, MA 01606, USA

• Phone 508-852-5400 • Fax 508-852-8456

www.icst.com

QF12/3