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P2781 Datasheet General Purpose Emi Reduction Ic

Manufacturer: PulseCore Semiconductor

Overview: October 2006 rev 1.6 General Purpose EMI Reduction IC.

Datasheet Details

Part number P2781
Manufacturer PulseCore Semiconductor
File Size 210.17 KB
Description General Purpose EMI Reduction IC
Datasheet P2781_PulseCoreSemiconductor.pdf

General Description

The P278xA is a versatile spread spectrum frequency modulator designed specifically for digital camera and other digital video and imaging applications.

The P278xA Applications The P278xA is targeted towards MFP, xDSL, fax modem, set-top box, USB controller, DSC, and embedded systems.

Block Diagram FS0 FS1 LF VDD PLL Modulation XIN /CLKIN XOUT Crystal Oscillator Frequency Divider Feedback Divider Phase Detector VCO Output Divider ..

Key Features

  • Provides up to 15dB of EMI suppression FCC approved method of EMI attenuation Generates a 1X, 2X, and 4X low EMI spread spectrum clock of the input frequency Input frequency range from 3 to 78MHz External loop filter for spread % adjustment Spreading ranges from ±0.25% to ±5.0% Ultra low cycle-to-cycle jitter Zero-cycle slip 3.3V operating voltage range Ultra-low power CMOS des.

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P2781 Distributor