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Order Number SF2143A

  • 72.54 or 80.46MHz SAW Filter
  • Bandwidth: 3.7 MHz @ 1 dB Passband
  • Max Insertion Loss: 18.0000 dB
  • use in SDARS IF Receiver Applications
  • SAW Diplexer 72.54 / 80.46 MHz

    Explanation of Product Status

    Under Development Products under development
    Please contact us for product availability and sample lead-time.
    In Production Product is in mass production.
    to be discontinued Not recommended for new designs. We are evaluating the schedule for the discontinuing of production of this item. Contact Murata or refer to the website for details of product supply and possible alternative product information.
    Discontinued product Production of this product has stopped. Contact Murata for inventory availability and possible alternative products.
    Recommended product This product is particularly recommended among our products currently in production.
    New product It's new item.


The SF2143A is a Designed for SDARS IF Receiver , SAW Diplexer 72.54 / 80.46 MHz , 11.4 X 5.3 mm Surface-Mount Case , Complies with Directive 2002/95/EC (RoHS)
Product Type Filter
Frequency 72.54 or 80.46MHz
Bandwidth MHz (typical) 4.3
Insertion Loss (typ) 15.30 dB
Insertion Loss (max) 18.00 dB
Operating Temperature Range -40 to +105
Operating Temperature °C (min) -40
Operating Temperature °C (max) 105
Mounting Type 10-Terminal Ceramic Surface Mount Package (SMP)
Package SM11453-10 (SMP-53-S?)
Lid Symbol SF2143A
Dimension 11.4 x 5.3 mm
Technology SAW
RoHs Compliant Yes
ISO9001 Yes
TS16969 Yes
Document Statement Visit the Support section for Application Notes, Reference Designs, White Papers, and more information about designing products using Murata SAW filters.
Data Sheet Download PDF
Data Sheet Date Feb 2, 2009
Key Markets Automotive | Consumer Electronics
Key Applications SDARS Receivers (Sirius and XM) | SDARS Repeaters
Applications Characteristics Satellite Digital Audio Radio Service (SDARS): | - SDARS Intermittent Frequency (IF) | - Low insertion loss | - Low amplitude and group delay ripple | - High out-of-band rejection | - Small size.
Order Number SF2143A
Packaging Tape and Reel
Shipping Size 7" @ 500 Units / Reel; 13" @ 2000 Units / Reel