P1727 Datasheet Notebook LCD Panel EMI Reduction IC

Manufacturer: onsemi

P1727 notebook lcd panel emi reduction ic by onsemi - Datasheet Preview

Datasheet Details

Part number	P1727
Manufacturer	onsemi
File Size	154.17 KB
Description	Notebook LCD Panel EMI Reduction IC
Download	P1727 Download (PDF)

General Description

The P1727 is a versatile spread spectrum frequency modulator designed specifically for a wide range of clock frequencies.

The P1727 reduces electromagnetic interference (EMI) at the clock source, allowing system wide reduction of EMI of down stream (clock and data dependent signals).

The P1727 allows significant Block Diagram PDB VDD Modulation CLKIN Frequency Divider Feedback Divider PLL Phase Detector Loop Filter VCO Output Divider ModOUT www.DataSheet4U.com REFOUT VSS ©2010 SCILLC.

Overview

P1727 Notebook LCD Panel EMI Reduction IC.

Key Features

FCC approved method of EMI attenuation.
Generates a low EMI spread spectrum of the input clock frequency.
Optimized for frequency range: P1727X: 20MHz to 40MHz.
Internal loop filter minimizes external components and board space.
8 different frequency deviations ranging from ±0.625% to.
3.50%.
Low inherent Cycle-to-cycle jitter.
3.3V Operating Voltage.
Supports notebook VGA and other LCD timing controller.

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