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240 MHz SAW Filter
1.23 MHz Bandwidth
Part Number: SF0240CD03109S
DESCRIPTION
•
•
•
240 MHz SAW bandpass filter with 1.23 MHz bandwidth.
24.6 x 9 mm LCC package.
RoHS compliant.
TYPICAL PERFORMANCE
Horizontal:
Vertical from Top:
S11 (237.5-242.5 MHz)
Frequency :
Relative Magnitude :
Relative magnitude :
Phase Linearity :
Group Delay Deviation :
0.5
10
1
5
100
MHz/div
dB/div
dB/div
deg/div
ns/div
S22 (237.5-242.5 MHz)
Spectrum Microwave
400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401
www.SpectrumMicrowave.com
DSSF0240CD03109S Rev A 19-Mar-2010
ECN 36650 Page 1 of 3
240 MHz SAW Filter
1.23 MHz Bandwidth
Part Number: SF0240CD03109S
SPECIFICATION
Parameter 3
Center Frequency ( Fc) 1
Insertion Loss at Fc
1 dB Bandwidth 2
10 dB bandwidth 2
38 dB Bandwidth 2
45 dB bandwidth 2
Passband Ripple (Fc+/-0.615 MHz)
Phase Linearity (Fc+/- 0.615 MHz)
Stopband Rejection (Fc+/-1.25 to Fc+/-2.05 MHz)
Stopband Rejection (Fc+/-2.05 to Fc+/-220 MHz)
Absolute Delay
Input Return Loss (Fc+/-0.615 MHz)
Output Return Loss (Fc+/-0.615 MHz)
System Source and Load Impedance
Ambient Temperature
Notes:
Min
1.23
38
45
10
10
Typ
240
12.7
1.40
1.87
2.29
2.35
0.2
2.5
46
47.5
3.04
15
18
50
25
-
Max
16
2.5
4.1
1
8
-
Units
MHz
dB
MHz
MHz
MHz
MHz
dB p-p
deg p-p
dB
dB
us
dB
dB
Ω
ºC
-
1. Defined as the average of the 10 dB frequencies..
2. All dB levels are defined relative to the insertion loss at Fc.
3. All electrical specifications apply across the full operating temperature range.
MAXIMUM RATINGS
Parameter
Storage Temperature Range
Operating Temperature Range
Input Power Level
Min
Typ
Max
-40
-10
-
25
25
10
85
85
13
Units
˚C
˚C
dBm
MATCHING CIRCUIT
10
5
Input
50 Ω
Single-ended
Output
50 Ω
Single-ended
1
6
Typical component values:
Ls1
Cp1
=
=
52
29
nH
pF
Ls2
Cp2
=
=
56
27
nH
pF
Notes:
1. Recommend use of 2% tolerance matching components. Inductor Q=45.
2. Component values are for reference only and may change depending on board layout.
Spectrum Microwave
400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401
www.SpectrumMicrowave.com
DSSF0240CD03109S Rev A 19-Mar-2010
ECN 36650 Page 2 of 3
240 MHz SAW Filter
1.23 MHz Bandwidth
Part Number: SF0240CD03109S
PACKAGE OUTLINE
SUGGESTED FOOTPRINT
Index Mark
Units: mm
Tolerances are ±0.15 mm except
where indicated and for the
overall length and width, which
are nominal values.
Pad Configuration:
Package Material:
Body: Al2O3 ceramic
Lid: Kovar, Ni plated
Terminations: Au plating 1 µm min,
over a 1.3-8.9 µm Ni plating
Input:
Input return:
Output:
Output return:
Ground:
10
1
5
6
All other pads
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
DSSF0240CD03109S Rev A 19-Mar-2010
ECN 36650 Page 3 of 3