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RFMD’s new RFSA2644/2654 6-bit digital step attenuators (DSAs) feature high linearity over their entire 31.5 dB gain control range with excellent step accuracy in 0.5 dB steps. They are programmed via a serial mode control interface that is both 3 and 5 V compatible.
They also offer a rugged Class 1C HBM ESD rating via on-chip ESD circuitry. The MCM package is footprint-compatible with most 24-pin, 4 mm x 4 mm, QFN packages.
Both the RFSA2644 and RFSA2654 are currently available in production quantities. Pricing begins at $1.76 each for 750 pieces.
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