50 - 4000 MHz Serial Controlled Digital Step Attenuator, 5-Bit, 0.5 dB Steps

    Key Features

    • 5-Bit, 15.5dB Range, 0.5dB Step
    • Frequency Range 50MHz to 4000MHz
    • Overshoot-free Transient Switching Performance
    • High Linearity, Input IP3 = 55dBm
    • Insertion Loss = 1.3dB at 2GHz
    • Serial Control Interface
    • Fast Switching Speed = 200ns
    • Single Supply 3V to 5V Operation

    Qorvo's RFSA2534 is a 5-bit digital step attenuator (DSA) that features high linearity over the entire 15.5dB gain control range with 0.5dB steps. The RFSA2534 uses serial control interface. It has a low insertion loss of 1.3dB at 2GHz. Patent pending circuit architecture provides Overshoot-free transient switching performance The RFSA2534 is available in a 4.2mm x 4.2mm laminate package that is footprint compatible with a 4mm x 4mm QFN 24 lead package.

    Frequency Min(MHz) 50
    Frequency Max(MHz) 4,000
    Insertion Loss(dB) 1.3
    Attenuation Range(dB) 15.5
    IP0.1dB(dBm) 30
    IIP3(dBm) 52
    Interface Serial
    Bits 5
    Step Size(dB) 0.5
    Voltage(V) 2.7 to 5.5
    Package Type QFN, 24-pin
    Package(mm) 4.2 x 4.2 x 0.95
    ECCN 5A991.G

    This product appears in the following application block diagrams:

    • Applications > Defense & Aerospace > Communications > Military Radio

      Military Radio

    • Applications > Network Infrastructure > Wireless Infrastructure > Macro Base Station

      Macro Base Station

    • Applications > Network Infrastructure > Wireless Infrastructure > Repeaters / Boosters / DAS

      Repeaters / Boosters / DAS