TH71112 Datasheet - Melexis

TH71112 FSK/ASK Receiver

The TH71112 receiver IC consists of the following building blocks: " PLL synthesizer (PLL SYNTH) for generation of the first and second local oscillator signals LO1 and LO2 " Parts of the PLL SYNTH are the high-frequency VCO1, the feedback dividers DIV_16 and DIV_2, a phase-frequency detector (PFD) .

TH71112 Features

* ! Double superhet architecture for high degree of image rejection ! FSK for digital data and FM reception for analog signal transmission ! FM/FSK demodulation with phase-coincidence demodulator ! Low current consumption in active mode and very low standby current ! Switchable LNA gain for improved d

TH71112-Melexis.pdf