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China Electronics Technology Group Corporation No.26 Research Institute
140MHz Low-loss SAW Filter 1.75MHz Bandwidth
Part Number: LB140DS25
www.sipatsaw.com
SIPAT Co., Ltd.
Specifications
Parameter Center Frequency
Insertion Loss 1 dB Bandwidth 3 dB Bandwidth 40 dB Bandwidth Passband Variation Group delay Variation（F0± 0.8MHz） Phase Linearity（F0± 0.8MHz） Ultimate Rejection Absolute Delay Material Temperature coefficient Ambient Temperature Package Size
Unit
MHz dB MHz MHz MHz dB nsec degree dB
Minimum
139.95 1.15 1.6 40 -
Typical
140 13.8 1.21 1.75 3.6 0.4 40 1 42 1.5
Maximum
140.05 15 3.7 1 -
usec
KHz/°C °C
0.14
25
SMP-53 (13.3 x 6.5 mm Nominal Footprint)
Notes:
1. All specifications are based on the test circuit shown 2.
LB140DS25 Datasheet
