sf0048ba02644s.pdf

48 MHz SAW Filter
10 MHz Bandwidth
Part Number SF0048BA02644S
DESCRIPTION
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48 MHz SAW bandpass filter with 10 MHz bandwidth.
13.3 x 6.5 mm ceramic LCC package, 12 pads.
RoHS compliant.
TYPICAL PERFORMANCE
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Spectrum Microwave, Inc.
400 Nickerson Road, Marlborough, MA 01752, USA Phone 508-251-6400 Fax 508-251-6401
www.SpectrumMicrowave.com
DSSF0048BA02644S Rev X4 10-Feb-11
Page 1 of 3
48 MHz SAW Filter
10 MHz Bandwidth
Part Number SF0048BA02644S
SPECIFICATION
Parameter
Center Frequency, FC 1
Insertion Loss
Passband Ripple (Fc ± 4.25 MHz)
1 dB Bandwidth 2
3 dB Bandwidth 2
Group Delay Variation (Fc ± 4.5 MHz) 2
Stopband Rejection (Fc ± 5.5 MHz) 2
Stopband Rejection (Fc ± 7.5 MHz) 2
Stopband Rejection (Fc ± 10.0 MHz) 2
Stopband Rejection (63.0 to 73.0 MHz) 2
Stopband Rejection (23.0 to 33.0 MHz) 2
Source and Load Impedance
Frequency Stability
Min
9.0
35
40
40
40
-300
Typ
Max Units
48
MHz
13.5
16.0 dB
0.6
1.2
dB p-p
10.1
MHz
10.5
MHz
120
220
nsec
5.5
dB
43
dB
53
dB
52
dB
68
dB
50 Ω, 2 kΩ//3 pF
300
kHz
1. Reference frequency. Computed as mean of the 3 dB frequencies.
2. All dB values are referenced to the insertion loss value.
Notes:
MAXIMUM RATINGS
Parameter
Storage Temperature Range
Operating Temperature Range
Input Power Level
Max
Units
-40
-40
-
85
85
+10
˚C
˚C
dBm
1
C
5
1
1
2
L
MATCHING CIRCUIT
Min
m
h
o
k
2
4
L
2
C
3
L
1
L
m
h
o
0
5
6
,
4
,
3
,
2
,
1
2
1
,
0
1
,
9
,
8
,
7
L1= 890 nH, L2 = L3 = 47 nH, L4 = 970 nH, C1 = C2 = 36 pF
Notes:
•
•
Recommend 2% or better tolerance matching components. Typical inductor Q=40.
Optimum values may change depending on board layout. Values shown are intended as a
guide only.
Spectrum Microwave, Inc.
400 Nickerson Road, Marlborough, MA 01752, USA Phone 508-251-6400 Fax 508-251-6401
www.SpectrumMicrowave.com
DSSF0048BA02644S Rev X4 10-Feb-11
Page 2 of 3
48 MHz SAW Filter
10 MHz Bandwidth
Part Number SF0048BA02644S
PACKAGE OUTLINE
SUGGESTED FOOTPRINT
SMI
BA02644S
∆ YYDDD
Date code (YY=year, DDD=day)
Pad 1 identifier
Units: mm
Tolerances are typically ±0.15 mm
except where indicated.
Pad Configuration:
Balanced Input : 11,12
Balanced Output : 5,6
Ground: All other pads
Package Material:
Body: Al2O3 ceramic
Lid: Kovar, Ni plated
Terminations: Au plating 1 µm min,
over a 1.3-8.9 µm Ni plating
ISO 9001
Registered
All specifications are believed to be accurate and reliable. However, Spectrum Microwave reserves the right to make changes without notice.
© 2011 All rights reserved.
Spectrum Microwave, Inc.
400 Nickerson Road, Marlborough, MA 01752, USA Phone 508-251-6400 Fax 508-251-6401
www.SpectrumMicrowave.com
DSSF0048BA02644S Rev X4 10-Feb-11
Page 3 of 3