RFM offers a full set of custom embedded wireless networking solutions like Zigbee wireless mesh sensor networks, RF modules, IC transceiver, IC transmitters and IC receivers. RFM, Inc. manufactures low power wireless and RF radio modules, wireless mesh nodes for distributed sensing on distributed sensor networks. Low Power radio, n../arrowband and short range devices, front end saw filters, active RFID, RFIC, coupled resonator filters, single silicon chips in the 70MHZ and 300-1000Mhz range.

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RF Components
Products Guide



Wireless Device
Selection Guide

SF2081E

3.0x3.0mm case
1220 MHz SAW Filter - IF

Click here if you need additional technical information,
to inquire about samples or to discuss your custom needs.


• SAW Filter for Cable System
• Complies with Directive 2002/95/EC (RoHS)
Click here if you need additional technical information,
to inquire about samples or to discuss your custom needs.

download data sheet Rev Date 07/21/10

download RoHS Statement

download Package Specs

  • Specs
  • AppNotes
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Electrical Characteristics
Characteristic Symbol Minimum Typical Maximum Units
Center Frequency fC 1220 MHz
Insertion Loss (1195~1245 MHz) IL 4.0 dB
Amplitude Ripple (1195~1245 MHz) 2.0 dB
Attenuation: (Reference level from 0 dB)
1) TBD TBD dB
2) TBD TBD dB
3) TBD TBD dB
Group delay Ripple (p-p) ns

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