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SF2055A
? Low-loss SAW Filter
? 11.5 X 4.0 mm Surface-Mount Case
? Complies with Directive 2002/95/EC (RoHS)
Pb
240.050 MHz
Absolute Maximum Ratings
Rating
Input Power Level
DC Voltage
Operating Temperature Range
Storage Temperature Range
Value
10
0
0 to +60
-40 to +85
Units
dBm
V
°C
°C
SAW Filter
SM1154-14
Electrical Characteristics
Characteristic
Sym
Notes
Min
Typ
Max
Units
Center Frequency
Insertion Loss at f O
3 dB Bandwidth
In-band Ripple, f O ± 100 kHz
f O
±150
240.05
5.0
0.5
MHz
dB
kHz
dB P-P
Amplitude Variation, f O ±1 00 kHz
Relative Group Delay, f O ± 100 kHz
0.5
1
0.5
dB
μs P-P
Attenuation:
f O -600 kHz
f O +600 kHz
f O -1.2 MHz
36
36
40
40
46
48
I/O Impedance
Absolute Delay, f O ±100 kHz
f O +1.2 MHz
f O -21.6 MHz
f O +21.6 MHz
10 to 215 MHz
265 MHz to 2 GHz
38
60
60
20
20
46
72
68
67
24
50
1.85 ±0.6
dB
?
μs
Case Style
Lid Symbolization
(YY=year, WW=week, S=shift, ##=sequence code)
dot=pin 1 indicator
SM1154-14 11.5 x 4.0 mm Nominal Footprint
SF2055A, YYWWS##
Standard Reel Quantity
Electrical Connections
Reel Size 7 Inch
Reel Size 13 Inch
500 Pieces/Reel
2000 Pieces/Reel
Connection
Terminals
Input
2
Output
9
Ground
All others
CAUTION: Electrostatic Sensitive Device. Observe precautions for handling.
Notes:
1.
2.
3.
4.
5.
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 nominal center frequency, fc.
The design, manufacturing process, and specifications of this filter are subject to change.
US and international patents may apply.
RFM, stylized RFM logo, and RF Monolithics, Inc. are registered trademarks of RF Monolithics, Inc.
www.RFM.com E-mail: info@rfm.com
? 2008-2012 by RF Monolithics, Inc.
Page 1 of 5
SF2055A - 5/10/12
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