Download this Data sheet

140 MHz SAW Filter
4.4 MHz Bandwidth
Part Number SF0140BA02433T
DESCRIPTION
•
•
•
140 MHz SAW bandpass filter with 4.4 MHz bandwidth.
27.2 x 12.7 mm DIP package.
RoHS compliant.
TYPICAL PERFORMANCE
Horizontal:
Vertical from Top:
Frequency :
Relative Magnitude :
Relative magnitude :
Phase Linearity :
Group Delay :
S11
2
10
1
5
100
MHz/div
dB/div
dB/div
deg/div
ns/div
S22
Spectrum Microwave
400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401
www.SpectrumMicrowave.com
DSSF0140BA02433T Rev B 22-Feb-2010
ECN 36650 Page 1 of 3
140 MHz SAW Filter
4.4 MHz Bandwidth
Part Number SF0140BA02433T
SPECIFICATION
Parameter
Center Frequency (FC ) 1
Minimum Insertion Loss
1.5 dB Bandwidth 2
25 dB Bandwidth 2
30 dB Bandwidth 2
40 dB Bandwidth 2
Passband Variation (Fc +/- 2.0 MHz)
Phase Linearity (FC +/- 2.2 MHz)
Group Delay Variation (Fc +/- 2.2 MHz) 3
Absolute Delay
Input VSWR (Fc +/- 2.2 MHz)
Output VSWR (Fc +/- 2.2 MHz)
Ultimate Rejection (Fc+/-3.5 to Fc+/- 60 MHz)
Substrate Material
Ambient Temperature (Tref)
Notes:
1.
2.
3.
4.
Min
139.92
4.40
40
-
Typ
Max
140.00
140.08
19.9
21.5
4.42
5.39
5.44
5.49
5.70
5.86
6.10
0.6
1.0
3
6
80
100
2.26
2.30
2.0
2.3
2.0
2.3
45
112 LiTaO3
25
-
Units
MHz
dB
MHz
MHz
MHz
MHz
dB p-p
deg p-p
ns p-p
us
:1
:1
dB
˚C
Defined as the average of the lower and upper 3 dB frequencies.
All dB levels are defined relative to the insertion loss.
A smoothing aperture of 0.125 MHz may be used for this measurement.
Typical change of filter response with temperature is: ∆f = (T-Tref)*Tc*Fc in ppm.
MAXIMUM RATINGS
Parameter
Storage Temperature Range
Material Coefficient of Frequency (Tc) 4
Input Power Level
Min
Typ
Max
-40
-
25
-23
0
85
10
Units
˚C
ppm/˚C
dBm
MATCHING CIRCUIT
1
10
Input
50 Ω
Single-ended
Output
50 Ω
Single-ended
18
Typical component values:
(Minimum inductor Q = 45)
Ls1
Cp1
Rp1
=
=
=
15
68
22
nH
pF
Ω
9
Ls2 =
Cp2 =
Rp2 =
18
68
22
nH
pF
Ω
Notes:
1. Recommend the use of +/-2% tolerance components.
2. Component values shown are for guidance 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
DSSF0140BA02433T Rev B 22-Feb-2010
ECN 36650 Page 2 of 3
140 MHz SAW Filter
4.4 MHz Bandwidth
Part Number SF0140BA02433T
PACKAGE OUTLINE
Units: mm
Dimensions are nominal in mm. All
tolerances are ±0.15 mm except
overall length and width and lead
thicknesses.
Pin Configuration:
Input:
1
Input Return:
18
Output:
10
Output Return:
9
Ground:
2, 11
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
DSSF0140BA02433T Rev B 22-Feb-2010
ECN 36650 Page 3 of 3