44 MHz SAW Filter
6 MHz Bandwidth
Part Number: SF0044BA01930S
Spectrum Microwave
400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401
www.SpectrumMicrowave.com
DSSF0044BA01930S Rev A 4-Feb-2010
ECN 36650 Page 1 of 3
DESCRIPTION
• 44 MHz SAW bandpass filter with 6 MHz bandwidth for Broadband Access.
• 24.6 x 9 mm SMP.
• RoHS compliant.
TYPICAL PERFORMANCE
Horizontal: Frequency : 1.2 MHz/div
Vertical from top: Relative Magnitude : 10 dB/div
Relative magnitude : 1 dB/div
Phase Linearity : 3 deg/div
Group Delay Deviation : 50 ns/div
44 MHz SAW Filter
6 MHz Bandwidth
Part Number: SF0044BA01930S
Spectrum Microwave
400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401
www.SpectrumMicrowave.com
DSSF0044BA01930S Rev A 4-Feb-2010
ECN 36650 Page 2 of 3
SPECIFICATION
Parameter Min Typ Max Units
Center Frequency ( Fc) 1 43.8 44.0 44.2 MHz
Insertion Loss 2 - 21.5 23 dB
1 dB Bandwidth 5.50 5.70 - MHz
3 dB Bandwidth 6.00 6.10 - MHz
38 dB Bandwidth - 7.60 8.00 MHz
Passband Amplitude Ripple 3 - 0.4 0.6 dB p-p
Passband Phase Ripple 3 - 1.5 3 deg p-p
Passband Group Delay Ripple 3 - 50 80 ns p-p
Rejection (10 to 39 MHz) 40 45 - dB
Rejection (49 to 80 MHz) 40 45 - dB
Absolute Delay - 2.00 - µs
Ambient Temperature - 25 - ºC
Source / Load Impedance - 50 - Ω
Temperature Coefficient of Frequency - -72 - ppm/ ºC
Substrate Material 128 Lithium Niobate
Notes: 1. Defined as the average of the lower and upper 3 dB frequencies.
2. Value at 44 MHz.
3. Measured over Fc +/- 2.59 MHz.
4. Specifications are guaranteed over the operating temperature range.
MAXIMUM RATINGS
Parameter Min Max Units
Storage Temperature Range -40 85 ˚C
Operating Temperature Range 20 30 ˚C
Input Power Level 10 dBm
MATCHING CIRCUIT
Note: External matching components are not required.
10 5
1 6
Input
50 Ω
Single-ended
Output
50 Ω
Single-ended
GND GND
44 MHz SAW Filter
6 MHz Bandwidth
Part Number: SF0044BA01930S
Spectrum Microwave
400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401
www.SpectrumMicrowave.com
DSSF0044BA01930S Rev A 4-Feb-2010
ECN 36650 Page 3 of 3
PACKAGE OUTLINE SUGGESTED FOOTPRINT
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.
Units: mm
Tolerances are ±0.15 mm except
for the overall length, width and
pad dimensions, which are nominal
values.
Pad Configuration:
Input: 10
Input return: 1
Output: 5
Output return: 6
Ground: 2,3,4,7,8,9
