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21E7.5AD (for Fixed Communication)


This is a crystal filter that supports surface mounting. Adoption of a ceramic container has enabled the dimensions of the filter to be 7×5×1.35 mm. Supports a wide frequency range.

  • Supports IR reflow and VSP. (Contact us for information on the temperature profile.)
  • Supports surface mounting. (Packed with embossed tape)
  • Excellent heat- and shock-resistance.
  • Frequency range Fundamental: 20 to 90 MHz, Overtone: 60 to 150 MHz
  • Also supports 3-pole SMD MCF.

21E7.5AD Picture

  • RoHS compliant
  • Pb Free


Number of Poles 2
Nominal Frequency (MHz) 21.4
Package Size (L×W×H : mm) 7.0×5.0×1.35
3dB Passband width Min. ±3.75 kHz
Stop Bandwidth Max. ±12.5 kHz at 15 dB
Ripple Max. 1 dB
Insertion Attenuation (Insertion Loss) Max. 2 dB
Guaranteed Attenuation Min. 60 dB at -910 kHz
Spurious Characteristics Min. 15 dB Within ±1MHz
Terminating Impedance 1.5k Ω // 5 pF
Operating Temperature Range (°C) -20 to +70
Package type NM7050SA
Specification Number MN15-358

Please specify the model name, frequency, and specification number when you order products.
For further questions regarding specifications, please feel free to contact us.


21E7.5AD Dimensions



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