High-Performance Low-Power FM IF System

See product image

Product Details

Select a section:


  • Low power consumption: 3.3 mA typical
  • Temperature compensated logarithmic Received Signal Strength Indicator (RSSI) with a dynamic range in excess of 90 dB
  • Two audio outputs — muted and un-muted
  • Low external component count; suitable for crystal/ceramic filters
  • Excellent sensitivity: 1.5 μV across input pins (0.22 μV into 50 Ω matching network) for 12 dB SINAD (Signal-to-Noise and Distortion ratio) at 455 kHz
  • SA604A meets cellular radio specifications

Target Applications

  • Cellular radio FM IF
  • High-performance communications receivers
  • Intermediate frequency amplification and detection up to 25 MHz
  • RF level meter
  • Spectrum analyzer
  • Instrumentation
  • FSK and ASK data receivers


Quick reference to our documentation types.

1-5 of 6 documents

Show All

Design Resources

Select a section:

Design Files

2 design files

  • Symbols and Footprints

    SA604AHR-HXQFN16-CAD Symbol and PCB Footprint – BXL File

  • Symbols and Footprints

    SA56004AD-SO8-CAD Symbol and PCB Footprint – BXL File


2 hardware offerings


What do you need help with?