Designed for sub-1 GHz wireless applications using Texas Instruments CC112x series low power transceivers, LFD21 LTCC (low temperature co-fired ceramic) SMT filter measures 2.00 x 1.25 x 0.7 mm. Model LFD21868MMF has nominal operating frequency centered on 891.50 MHz ± 23.50 MHz and accommodates up to 500 mW transmit power output. Insertion loss is typically better than 1.73 dB transmit and 2.67 dB receive, and antenna port matches to nominal impedance of 50 Ω.
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