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240 MHz SAW Filter
14 MHz Bandwidth
Part Number: SF0240BA11987S
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, 18 MHz/div (112.5 kHz incr)
S11 (150-330 MHz)
S22 (150-330 MHz)
Spectrum Microwave, Inc.
400 Nickerson Road, Marlborough, MA 01752, USA Phone 508-251-6400 Fax 508-251-6401
www.SpectrumMicrowave.com
DSSF0240BA11987S Rev - 14-Jun-10
ECN 86-MAR Page 1 of 3
240 MHz SAW Filter
14 MHz Bandwidth
Part Number: SF0240BA11987S
SPECIFICATION
Parameter
Center Frequency, FC
Insertion Loss (Fc+/-6.3 MHz)
Amplitude Ripple (Fc+/-6.3 MHz)
Rejection (150 to 220 MHz) 2
Rejection (257 to 262 MHz) 2
Rejection (262 to 330 MHz) 2
Phase Linearity 1
Group Delay Ripple 1
Device Delay
Triple Transit Suppression
Input and Output Return Loss 1,3,4
Source and Load Impedance (Balanced)
Ambient Temperature
Notes:
Min
40
35
40
10
-
Typ
Max
240
9.7
12
0.8
1.4
44
40
44
7
15
105
130
0.79
1
30
12
400/200
25
-
Units
MHz
dB
dB p-p
dB
dB
dB
deg p-p
ns p-p
us
dB
dB
Ω
˚C
1. Defined over the passband frequency range Fc+/-7 MHz (i.e. 233 to 247 MHz).
2. Rejection levels (dB) are referenced to the insertion loss.
3. When matched using external components in SMI test fixture.
MAXIMUM RATINGS
Parameter
Storage Temperature Range
Operating Temperature Range
Input Power Level
Min
Max
-40
-40
-
85
80
15
Units
˚C
˚C
dBm
MATCHING CIRCUIT
10
4
Input
400 Ω
Balanced
Output
200 Ω
Balanced
12
6
:
Ls1 = 22 nH, Ls2 = 22 nH, Cp1 = 10 pF
Ls3 = 15 nH, Ls4 = 15 nH, Cp2 = 15 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 Fax 508-251-6401
www.SpectrumMicrowave.com
DSSF0240BA11987S Rev - 14-Jun-10
ECN 86-MAR Page 2 of 3
240 MHz SAW Filter
14 MHz Bandwidth
Part Number: SF0240BA11987S
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: Al2O3 ceramic
Lid: Kovar, Ni plated
Terminations: Au plating 1 µm min,
over a 1.3-8.9 µm Ni plating
MARKING
ESD symbol (denotes
Pad 1)
SMI
BA11987S
∆ YYDDD
Date Code
(YY=year, DDD=day)
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 Fax 508-251-6401
www.SpectrumMicrowave.com
DSSF0240BA11987S Rev - 14-Jun-10
ECN 86-MAR Page 3 of 3