NJM2550 Series
10.7MHz Input FM IF Demodulator

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  • Description

    The NJM2550 is a wide-operating voltage, low-current FM IF demodulator IC with 10.7MHz(standard) IF frequency.It includes a limiting amplifier, quadrature detector, filter amplifier,FSK/ASK(OOK) comparator, RSSI thermal characteristics correction,and quick charge circuit.The NJM2550 is suitable for low power, narrow band receiver for short range data/voice transmission by using IF=10.7MHz or IF/carrier frequency of up to 50MHz.

  • Spec
    Supply Voltage 2V to 9V
    Operating Current Typ. 4.4 mA
    Structure Bipolar Technology
    Wide Operating Temperature -40℃ to +85℃
    Junction Temp. +125℃
    Package SSOP16
    Wide Range IF Input Frequency 10.7MHz (standard) / 5MHz to 50MHz (reference value)
    Wide Band FM Detector Circuit 1MHz (reference value)
    High-speed Transmission Rate 2Mbps (reference value)
    Note FSK/ASK (OOS) Comparator
    Two External Resistors to Adjust RSSI ‘s Thermal Characteristics
  • Technical
  • Quality &
    • Refer to the datasheets for the details on the product.
    • The package file or the datasheet includes package dimensions, taping specifications, taping reels dimensions, power dissipations, and recommended land pattern.

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Functional Description

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