MAX2771 Universal GNSS Receiver Analog Devices MAX2771 Universal GNSS Receiver is a next-generation Global Navigation Satellite System (GNSS) receiver covering multiple bands and systems on a single chip. These include E5/L5, L2, E6, E1/L1 bands and GPS, GLONASS, Galileo, QZSS, IRNSS, and BeiDou navigation satellite systems. Designed on Maxim’s advanced, low-power SiGe BiCMOS process technology, the MAX2771 offers the highest performance and integration at a low cost. Incorporated on the chip is the complete receiver chain, including a dual-input LNA and mixer, followed by a filter, PGA, and multi-bit ADC, along with a fractional-N frequency synthesizer and crystal oscillator. The total cascaded noise figure of this receiver is as low as 1.4 dB.