843N252-45 Datasheet (Renesas) - LVPECL Frequency Synthesizer

843N252-45, LVPECL Frequency Synthesizer

The 843N252-45 is a 1 LVPECL and 1 LVCMOS output Synthesizer optimized to generate Ethernet reference clock frequencies.

The device uses IDT’s fourth generation FemtoClock ® NG technology for an optimum of high clock frequency and low phase noise performance, combined with a low power consumption an

843N252-45 Features

* Fourth generation FemtoClock® Next Generation (NG) technology

* One differential 3.3V LVPECL output and one LVCMOS/LVTTL output

* Crystal oscillator interface designed for a 25MHz parallel resonant crystal

* A 25MHz crystal generates output frequencies of: 156.25MHz