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CS2500

Cirrus Logic
Part Number CS2500
Manufacturer Cirrus Logic
Description Fractional-N Clock Synthesizer and Multiplier
Published Apr 2, 2024
Detailed Description CS2500 Fractional-N Clock Synthesizer and Multiplier Features • I²C/SPI control port • Clock frequency synthesizer i...
Datasheet PDF File CS2500 PDF File

CS2500
CS2500


Overview
CS2500 Fractional-N Clock Synthesizer and Multiplier Features • I²C/SPI control port • Clock frequency synthesizer incorporating delta-sigma fractional-N analog PLL — Generates low-jitter 6–75 MHz clock (CLK_OUT) from 8–75 MHz timing reference (REF_CLK_IN) • Fractional clock multiplier and jitter reduction using hybrid analog/digital PLL — Generates low-jitter 6–75 MHz clock (CLK_OUT), synchronized to a 50 Hz–30 MHz low-quality or intermittent frequency reference (CLK_IN) • Configurable auxiliary clock/status output • Minimal board space required — No external analog loop-filter components • Pin-to-pin, register map, and control compatible with CS2000 and CS2200 • Single-supply operation at 1.
8 V or 3.
3 V Applications • Flexible timing reference source — External clock or external crystal • High resolution PLL ratio (1 PPM) • 40 psRMS period jitter • Glitchless clock output generated from intermittent input • Automotive audio systems • Digital audio systems • Network and USB aud...



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