140 MHz SAW Filter
14 MHz Bandwidth
Part Number: SF0140BA03110S
Spectrum Microwave
400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401
www.SpectrumMicrowave.com
DSSF0140BA03110S Rev B 8-Mar-2010
ECN 36650 Page 1 of 3
DESCRIPTION
• 140 MHz SAW bandpass filter with 14 MHz bandwidth in 13.3x6.5mm SMP.
• RoHS compliant.
TYPICAL PERFORMANCE
Horizontal : Frequency 5 MHz / div
Vertical (from top) Magnitude 10 dB/div
Magnitude 1 dB/div
Phase Deviation 10 deg/div
Group Delay Deviation 100 ns/div
Input and Output Impedances
Frequency Span : 100-180 MHz
Wide Band Response
Frequency Span : 0-500 MHz
Vertical Scale : 10 dB/div
S22
S11
140 MHz SAW Filter
14 MHz Bandwidth
Part Number: SF0140BA03110S
Spectrum Microwave
400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401
www.SpectrumMicrowave.com
DSSF0140BA03110S Rev B 8-Mar-2010
ECN 36650 Page 2 of 3
SPECIFICATION
Parameter Min Typ Max Units
Center Frequency (Fc) 1 139.6 140 140.4 MHz
Insertion Loss 2 - 8.4 10 dB
1 dB Bandwidth 13 14.5 - MHz
3 dB Bandwidth 14 15.5 - MHz
35 dB Bandwidth - 19.4 20 MHz
Passband Ripple 3 - 0.3 1 dB p-p
Phase Deviation from Linear 3 - 2.1 15 deg p-p
Group Delay Variation 3 - 30 140 ns p-p
Absolute Delay - 0.94 - µs
Ultimate Rejection 4 40 43 - dB
Substrate Lithium Niobate
Temperature Coefficient of Frequency - -90 - ppm/˚C
Ambient Temperature - 25 - ˚C
System Source and Load Impedance - 50 - Ω
Notes: 1. Average of the lower and upper 3 dB frequencies.
2. Average level in the passband.
3. Evaluated over 80% of the 3dB bandwidth (i.e. FC±5.6 MHz).
4. Evaluated over the intervals 20 – 126 MHz and 154 – 280 MHz.
MAXIMUM RATINGS
Parameter Min Max Units
Storage Temperature Range -40 +85 ˚C
Input Power Level +17 dBm
DC Voltage Between Each Terminal 15 V
MATCHING CIRCUIT
Component values (minimum inductor Q = 45):
Ls1 = 100 nH Cp1 = 22 pF Ls2 = 120 nH Cp2 = 12 pF
Notes:
1. The component values shown above are those used in the Spectrum Microwave test fixture. Optimum
values may change depending on board layout.
2. 5% tolerance components or better are recommended.
11 5
1,2,3,4,6,
7,8,9,10,12
Input
50 Ω Source
Sin
g
le Ended
Output
50 Ω Load
Sin
g
le Ended
140 MHz SAW Filter
14 MHz Bandwidth
Part Number: SF0140BA03110S
Spectrum Microwave
400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401
www.SpectrumMicrowave.com
DSSF0140BA03110S Rev B 8-Mar-2010
ECN 36650 Page 3 of 3
PACKAGE OUTLINE AND RECOMMENDED PCB LAYOUT
Pin Configuration:
11 Input
12 Input Return
5 Output
6 Output Return
All Others Ground
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.
© 2010 All rights reserved.
NOTES:
DIMENSIONS SHOWN ARE ALL
NOMINAL IN MILLIMETRES. ALL
TOLERANCES ARE ±0.15MM EXCEPT
OVERALL LENGTH AND WIDTH
