Out-of-band tuner stars in cable STB, digital cable-ready TV

RF Micro Devices Inc. (RFMD) has designed the S510075-33Z out-of-band tuner for use in cable set-top box and digital cable-ready TV applications. The highly integrated S510075-33Z consists of an input automatic gain control (AGC) amplifier, a mixer and an AGC video amplifier, delivering a 60 percent size reduction and 25 percent reduction in power consumption compared to the previous generation S510065-55Z.

Among the features are:

3.3 V single supply operation

Low power consumption: 300mW

Low distortion: -50dBc@ 1VPP

70dB total conversion gain

55dB total gain control range

Low LO to RF leakage

The S510075-33Z is housed in a compact 3mm x 3mm, 16-lead, RoHS compliant QFN package, and samples are available immediately.