240 MHz SAW Filter
14 MHz Bandwidth
Part Number: SF0240BA01987S
DESCRIPTION
•
•
•
240 MHz SAW bandpass filter with 14 MHz bandwidth.
7 x 5 mm ceramic LCC, 12 pads.
RoHS compliant.
TYPICAL PERFORMANCE
Amp
10 dB/div
Amp
1 dB/div
Phase
10 deg/div
Delay
100 ns/div
Center = 240 MHz, 15 MHz/div (112.5 kHz incr)
S11 (165-315 MHz)
S22 (165-315 MHz)
Spectrum Microwave, Inc.
400 Nickerson Road, Marlborough, MA 01752, USA Phone 508-251-6400
www.SpectrumMicrowave.com
Fax 508-251-6401
DSSF0240BA01987S Rev X2 11-Jun-10
Page 1 of 3
240 MHz SAW Filter
14 MHz Bandwidth
Part Number: SF0240BA01987S
SPECIFICATION
Parameter
Center Frequency, F
C
Insertion Loss at Fc
Amplitude Ripple
1
Amplitude Ripple in any 3.5 MHz interval
Rejection (256.5 to 258 MHz)
2
Ultimate Rejection (150 to 224 MHz
& 258 to 330 MHz)
2
Phase Linearity
3
Group Delay Ripple
1
Device Delay
1
Triple Transit Suppression
Input and Output Return Loss
3,4
Source and Load Impedance
Ambient Temperature
Notes:
1.
2.
3.
4.
1
Min
-
-
-
-
38
40
-
-
-
30
9.5
-
Typ
240
7.7
0.5
0.35
41
43
4
40
0.785
40
12
50
25
Max
-
11
1.4
1.0
-
-
15
100
1.0
-
-
-
Units
MHz
dB
dB p-p
dB p-p
dB
dB
deg p-p
ns p-p
us
dB
dB
Ω
˚C
Defined over the passband frequency range Fc+/-7 MHz (i.e. 233 to 247 MHz).
Attenuation Level (dB) are referenced to the level at Fc.
Defined over 90% of the passband frequency range (i.e. 233.7 to 246.3 MHz).
When matched using external components in MNC test fixture.
MAXIMUM RATINGS
Parameter
Storage Temperature Range
Operating Temperature Range
Input Power Level
Min
-40
-40
-
Max
85
80
15
Units
˚C
˚C
dBm
MATCHING CIRCUIT
10
Input
50
Ω
Single-ended
4
Output
50
Ω
Single-ended
12
:
Ls1 =
Cp1 =
18
33
nH
pF
6
Ls2
Cp2
=
=
18
31
nH
pF
Notes:
1. Recommend use of ±2% tolerance inductors, Q=40, and ±1% tolerance capacitors.
2. Component values are for reference only and may change depending on board layout.
Spectrum Microwave, Inc.
400 Nickerson Road, Marlborough, MA 01752, USA Phone 508-251-6400
www.SpectrumMicrowave.com
Fax 508-251-6401
DSSF0240BA01987S Rev X2 11-Jun-10
Page 2 of 3
240 MHz SAW Filter
14 MHz Bandwidth
Part Number: SF0240BA01987S
PACKAGE OUTLINE
SUGGESTED FOOTPRINT
Units:
mm
Tolerances are
±0.15
mm except
for the overall length and width,
which are nominal values.
Pad Configuration:
Input:
10
Input return:
12
Output:
4
Output return:
6
Ground:
All other pads
Package Material:
Body:
Al
2
O
3
ceramic
Lid:
Kovar, Ni
plated
Terminations:
Au
plating 1 m min,
over a 1.3-8.9 m
Ni
plating
MARKING
ESD symbol (denotes
Pad 1)
Date Code
(YY=year, DDD=day)
SMI
BA01987S
∆
YYDDD
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, Inc.
400 Nickerson Road, Marlborough, MA 01752, USA Phone 508-251-6400
www.SpectrumMicrowave.com
Fax 508-251-6401
DSSF0240BA01987S Rev X2 11-Jun-10
Page 3 of 3
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