240 MHz SAW Filter
6.7 MHz Bandwidth
Part Number: SF0240BA03145S
DESCRIPTION
•
•
•
240 MHz SAW bandpass filter with 6.7 MHz bandwidth.
13.3 x 6.5 mm SMP.
RoHS compliant.
TYPICAL PERFORMANCE
Horizontal:
Vertical from Top:
Frequency :
Relative Magnitude :
Relative Magnitude :
Phase Linearity :
Group Delay Deviation :
4
10
1
10
100
MHz/div
dB/div
dB/div
deg/div
ns/div
S11 (220-260 MHz)
S22 (220-260 MHz)
Spectrum Microwave
400 Nickerson Road, Marlborough, MA 01752, USA
•
Phone 1-508-251-6400
•
Fax 1-508-251-6401
www.SpectrumMicrowave.com
DSSF0240BA03145S Rev A
ECN 36650
19-Mar-2010
Page 1 of 3
240 MHz SAW Filter
6.7 MHz Bandwidth
Part Number: SF0240BA03145S
SPECIFICATION
Parameter
Center Frequency, F
C 1
Insertion Loss at Fc
1 dB Bandwidth
2
20 dB Bandwidth
2
40 dB Bandwidth
2
50 dB Bandwidth
2
Amplitude Ripple (Fc +/- 3.3 MHz)
Group Delay Variation (Fc +/- 3.3 MHz)
3
Device Delay
Phase Linearity (Fc +/- 3.3 MHz)
Input / Output Return Loss at Fc
Rejection (120 to 225 MHz)
2
Rejection (255 to 360 MHz)
2
Temperature Coefficient of Frequency
Source/Load Impedance
Ambient Temperature
Notes:
Min
-
-
6.7
-
-
-
-
-
-
-
-
50
50
Typ
240
17.9
7.06
8.67
9.25
14.07
0.7
80
1.27
4
10
55
55
-18
50
25
Max
-
20
-
8.8
14
30
1
100
-
8
-
-
-
Units
MHz
dB
MHz
MHz
MHz
MHz
dB p-p
ns
us
deg p-p
dB
dB
dB
ppm/˚C
ohms
˚C
1. Defined as the average of the lower and upper 3 dB frequencies at room ambient.
2. All dB levels are defined relative to the insertion loss.
3. A smoothing aperture of 0.25% of span may be used for this measurement.
MAXIMUM RATINGS
Parameter
Storage Temperature Range
Operating Temperature Range
Input Power Level
Min
-40
-10
0
Max
85
85
13
Units
˚C
˚C
dBm
MATCHING CIRCUIT
Input
50
Ω
Single-ended
11
5
Output
50
Ω
Single-ended
GND
All other pads
GND
Typical Component values:
Ls1 = 10 nH
Cp1 = 39 pF
Ls2 = 12 nH
Cp2 = 39 pF
Notes:
•
Recommend 2% or better tolerance matching components. Typical inductor Q=45.
•
Optimum values may change depending on board layout. Values shown are intended as a guide only.
Spectrum Microwave
400 Nickerson Road, Marlborough, MA 01752, USA
•
Phone 1-508-251-6400
•
Fax 1-508-251-6401
www.SpectrumMicrowave.com
DSSF0240BA03145S Rev A
ECN 36650
19-Mar-2010
Page 2 of 3
240 MHz SAW Filter
6.7 MHz Bandwidth
Part Number: SF0240BA03145S
PACKAGE OUTLINE
SUGGESTED FOOTPRINT
Units:
mm
Tolerances are
±0.15
mm except
where indicated.
Pad Configuration:
Input:
11
Output:
5
Ground:
All other pads
Package Material:
Body:
Al
2
O
3
ceramic
Lid:
Kovar, Ni
plated
Terminations:
Au
plating 1 µm min,
over a 1.3-8.9 µm
Ni
plating
ISO 9001
Registered
All specifications are believed to be accurate and reliable. However, Spectrum Microwave reserves the right to make changes without notice.
© 2010 All rights reserved.
Spectrum Microwave
400 Nickerson Road, Marlborough, MA 01752, USA
•
Phone 1-508-251-6400
•
Fax 1-508-251-6401
www.SpectrumMicrowave.com
DSSF0240BA03145S Rev A
ECN 36650
19-Mar-2010
Page 3 of 3
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