Serial Controlled 75Ω Digital Step Attenuator
RFMD's RFSA2654 is a 6-bit, 75Ω digital step attenuator (DSA) that features high linearity over the entire 31.5dB gain control range with excellent step accuracy in 0.5dB steps. The RFSA2654 is programmed via a serial mode control interface that is both 3V and 5V compatible. The RFSA2654 also offers a rugged Class 1C HBM ESD rating via on-chip ESD circuitry. The MCM package is footprint compatible with most 24-pin 4mm x 4mm QFN packages.