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Order Number SF2140A

  • 140MHz SAW Filter
  • Bandwidth: 18.4 MHz @ 1 dB Passband
  • Max Insertion Loss: 10.5000 dB
  • use in WCDMA Applications
  • Excellent Size-to-Performance Ratio
  • Recommended In Production  

    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 SF2140A is a Excellent Size-to-Performance Ratio, Hermetic 13.3 X 6.5 mm Surface-Mount Case, Complies with Directive 2002/95/EC (RoHS)
Product Type Filter
Frequency 140MHz
Bandwidth MHz (typical) 20.8
Insertion Loss (typ) 9.20 dB
Insertion Loss (max) 10.50 dB
Operating Temperature Range -40 to +85
Operating Temperature °C (min) -40
Operating Temperature °C (max) 85
Mounting Type 12-Terminal Ceramic Surface Mount Package (SMP)
Package SMP-53
Lid Symbol SF2140A
Dimension 13.3 x 6.5 mm
Power Class No
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 Aug 28, 2015
RoHs File View
Key Markets Telecommunications
Key Applications WCDMA Applications
Applications Characteristics For Internet of Things and M2M broadband network infrastructure applications that require: | - WCDMA | - Low insertion loss | - Low amplitude and group delay ripple | - High out-of-band rejection | - Small size.
Order Number SF2140A
Packaging Tape and Reel