SMD Crystal Filters

USE Part Nominal Frequency No.of poles Pass Bandwidth (dB) (KHz) Stop Bandwidth (dB) (KHz) Ripple (dB) Insertion Loss (dB) Guaranteed Attenuation (dB) Terminating Impedance (kOhms/pf)
UMS1-15A17.9 17.9 2 3 x7.5 17 x25 0.75 2.0 65 1.75/-1.7
UMS1-75A21.4 21.4 2 3 x3.75 18 x15 1.0 2.0 65 0.87/6.0
UMS1-15A21.4 21.4 2 3 x7.5 18 x25 0.5 1.5 65 1.5/2.5
UMS1-75A21.7 21.7 2 3 x3.75 18 x15 1.0 2.0 65 0.87/6.0
UMS1-15A21.7 21.7 2 3 x7.5 18 x25 0.5 1.5 65 1.5/2.5
UMS1-15A45.0 45.0 2 3 x7.5 15 x25 1.0 2.0 60 0.56/6.0
UMS1- 30A45.0 45.0 2 3 x15 15 x50 1.0 3.0 65 1.2/1.5

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