6-bit Attenuator serves CATV
Posted On 09 Sep 2021
RFMW announces design and sales support for a CATV step attenuator for Qorvo. The QPC4614 is a 75Ω, 6-bit, digital step attenuator (DSA) that features high linearity over the entire 31.5 dB gain control range in 0.5 dB steps. Spanning 5 to 2000 MHz, at 1000 MHz, insertion loss is only of 1.2 dB and IIP3 is 65 dBm. The QPC4614 features three modes of control: serial, latched parallel, and direct parallel programming. Patented circuit architecture provides overshoot-free transient switching performance. Offered in a 20-pin 4.0 x 4.0 mm QFN package.