Preliminary
SF2236G
• Low-loss SAW Filter
• 2.5 x 2.0 x 1.0 mm Surface-Mount Case
• No Matching Circuit Required
Absolute Maximum Ratings
Rating
Maximum Input Power
Maximum DC Voltage on any Non-ground Terminal
Storage Temperature Range in Tape and Reel
Maximum Soldering Profile, 5 cycles maximum
Value
+5
5
-40 to +85
Units
dBm
VDC
°C
265 °C for 10 s
1642.5 MHz
SAW Filter
SM2520-4
Electrical Characteristics
Characteristic
Nominal Operating Frequency
Passband Insertion Loss, 1625 to 1660 MHz
Amplitude Ripple, 1625 to 1660 MHz
Attenuation Referenced to 0 dB:
DC to 1500 MHz
1525 to 1559 MHz
1700 to 2050 MHz
2050 to 3500 MHz
VSWR, 1625 to 1660 MHz
Source impedance
Load impedance
Operating Temperature Range
Sym
f
C
IL
Notes
Min
Typ
1642.5
2.1
0.9
28
34
33
33
1.5:1
50
50
Max
3.5
2.0
Units
MHz
dB
dB
P-P
21
30
30
25
Z
S
Z
L
T
A
dB
2.3:1
Ω
Ω
°C
-20
+75
Single-ended Input / Output Impedance Match
Case Style
Lid Symbolization (3K = Filter ID, Y = year, W = week)
No matching network required for operation at 50 ohms
SM2520-4
3K, YW
Electrical Connections
Connection
Input
Output
Ground
Terminals
1
3
All others
CAUTION: Electrostatic Sensitive Device. Observe precautions for handling.
Notes:
1.
2.
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
©2010 by RF Monolithics, Inc.
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SF2236G - 6/8/10
RFM [ RF MONOLITHICS, INC ]
