IF SAW Filter
Part Number Package Application Last Modified
809-SL45.77M-03 9.1 x 4.8 SMD Mobile Communication Jan. 01, 2007
TYPE :
45.77 MHz Low Loss SAW Filter
3.5 MHz Bandwidth

PART NUMBER :
809-SL45.77M-03
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
PARAMETERS Minimum Typical Maximum Units
Center Frequency - 45.77 - MHz
Insertion Loss at Fo - 14.0 16.0 dB
-1.0 dB Bandwidth 2.5 2.7 - MHz
-3.0 dB Bandwidth 3.2 3.5 - MHz
-30.0 dB Bandwidth - 6.2 6.7 MHz
Relative Attenuation 10 to 41.5 MHz 35 40 - dB
Relative Attenuation 50 to 90 MHz 35 37 - dB
Source Impedance (Single Ended)* - 50 - ohm
Load Impedance (Single Ended)* - 50 - ohm
Amplitude Ripple (Fo +/- 1 MHz) - 0.7 1.0 dBp-p
Group Delay Variation (Fo +/- 1 MHz) - 80 200 ns
Temperature Coefficient - -72 - ppm/C
Absolute Delay at Fo - 0.88 - µsec
IN/OUT VSWR at Fo - 1.5 2.0 -
* With Matching Network (Ref. Testing Environment Circuit as shown below)
Those impedances could be modified with different impedance values and/or structures, if necessary.
** Custom SAW IF Filters available. Contact Oscilent for assistance.
PACKAGE OUTLINE (mm)
TEST CIRCUIT
TEST FIXTURE AND VALUES/SOURCE AND LOAD IMPEDANCE 50 ohm
INPUT: L1: 820nH Q>40
OUTPUT: L2: 220 nH Q>40, C2: 82pF, R2 = 33 ohm
FREQUENCY RESPONSE
Part No.:
809-SL45.77M-03

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