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SX1781

Part Number	SX1781
Manufacturer	Semtech
Description	PLL Frequency Synthesizer
Published	Apr 16, 2019
Detailed Description	SX1781 PLL Frequency Synthesizer with Integrated VCO ADVANCED COMMUNICATIONS & SENSING FINAL DATASHEET GENERAL DESC...
Datasheet	SX1781 PDF File

Overview

SX1781 PLL Frequency Synthesizer with Integrated VCO ADVANCED COMMUNICATIONS & SENSING FINAL DATASHEET GENERAL DESCRIPTION The SX1781 is a high-performance low phase noise integer-N frequency synthesizer for wireless communications applications.
The circuit embeds a fully integrated PLL (including VCO tank and loop filter), complementary output buffers The divider and power-down settings are programmable via an SPI interface.
A Lock Detector pin linked to a squelch function have been designed to ease the software development.
PIN DIAGRAM FEATURES Frequency range:1200 to 1400 MHz Frequency step: 250 kHz min.
Phase noise: -85 dBc/Hz @ 10 kHz offset Reference spurs: -67 dBc Hopping time: ...

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