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SF2026B
?
Low Insertion Loss
?
?
5.0 X 7.0 mm Surface-Mount Case
Complies with Directive 2002/95/EC (RoHS)
Pb
114.815 MHz
SAW Filter
Absolute Maximum Ratings
Rating
Maximum Incident Power in Passband
Max. DC voltage between any 2 terminals
Storage Temperature Range
Value
+10
0
-60 to +95
Units
dBm
VDC
°C
Suitable for lead-free soldering - Max Soldering Temperature
260°C for 30 s
SMP-03
Electrical Characteristics
Characteristic
Center Frequency of IF SAW Filter (RF LO ±50ppm correction to 1st IF)
Insertion Loss
Sym
f C
IL
Notes
1
Min
Typ
114.815
12.5
Max
15
Units
MHz
dB
Amplitude Ripple (p-p) between 111.7594.......113.4107 MHz
(BW=1.64 MHz ±50ppm)
1.3
Amplitude Ripple (p-p) between 113.5993.......115.2508 MHz
(BW=1.64 MHz ±50ppm)
Amplitude Ripple (p-p) between 115.3492.......117.8709 MHz
(BW=1.64 MHz ±50ppm)
Pass Bandwidth of -1.5 dB
Pass Bandwidth of -3 dB
6.30
7.24
1.3
1.3
dB
MHz
Low side attenuation 80 MHz...102.815 MHz (Fc -12 MHz)
Low side attenuation 102.815 MHz...107.690 MHz (Fc -7.125 MHz)
38
36
40
38
Low side attenuation 107.690 MHz...109.690 MHz (Fc -5.125 MHz)
High side attenuation 121.260 (Fc +6.445 MHz)...123.860 MHz (Fc +9.045 MHz)
High side attenuation 123.860 MHz...126.815 MHz (Fc +12.00 MHz)
High side attenuation 126.815 MHz...150.815 MHz (Fc +36.00 MHz)
Group Delay Ripple (p-p) between 111.7594.......113.4107 MHz
(BW=1.64 MHz ±50 ppm)
Group Delay Ripple (p-p) between 113.5993.......115.2508 MHz
(BW=1.64 MHz ±50 ppm)
Group Delay Ripple (p-p) between 115.3492.......117.8709 MHz
(BW=2.510 MHz ±50 ppm)
28
25
36
38
30
27
38
40
80
80
100
dB
ns
ns
ns
Operating Temperature Range
T A
1
-40
+85
°C
Case Style
Lid Symbolization (YY=year, WW=week, S=shift) See note 4
6
SMP-03 7 x 5 mm Nominal Footprint
RFM SF2026B YYWWS
Notes:
8.
US and international patents may apply.
1.
2.
Unless noted otherwise, all specifications apply over the operating temperature
range with filter soldered to the specified demonstration board with impedance
matching to 50 ? and measured with 50 ? network analyzer.
Unless noted otherwise, all frequency specifications are referenced to the nom-
9.
10.
11.
RFM, stylized RFM logo, and RF Monolithics, Inc. are registered trademarks of
RF Monolithics, Inc.
?Copyright 1999, RF Monolithics Inc.
Electrostatic Sensitive Device. Observe precautions for handling.
inal center frequency, fc.
3.
Rejection is measured as attenuation below the minimum IL point in the pass-
J = 50 Ohms
J = 50 Ohms
band. Rejection in final user application is dependent on PCB layout and exter-
nal impedance matching design. See Application Note No. 42 for details.
4.
5.
6.
7.
"LRIP" or "L" after the part number indicates "low rate initial production" and
"ENG" or "E" indicates "engineering prototypes."
The design, manufacturing process, and specifications of this filter are subject
to change.
Tape and Reel Standard Per ANSI / EIA 481.
Either Port 1 or Port 2 may be used for either input or output in the design.
However, impedances and impedance matching may vary between Port 1 and
Port 2, so that the filter must always be installed in one direction per the circuit
design.
RF Monolithics, Inc.
RFM Europe
Phone: (972) 233-2903
Phone: 44 1963 251383
Fax: (972) 387-8148
Fax: 44 1963 251510
E-mail: info@rfm.com
http://www.rfm.com
Page 1 of 6
?1999 by RF Monolithics, Inc. The stylized RFM logo are registered trademarks of RF Monolithics, Inc.
SF2026B-060305
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