Datasheet4U Logo Datasheet4U.com

P2784 Datasheet General Purpose Emi Reduction Ic

Manufacturer: onsemi

Overview: P2781/82/84 General Purpose EMI Reduction IC.

This datasheet includes multiple variants, all published together in a single manufacturer document.

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 reduces electromagnetic interference (EMI) at the clock 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 ModOUT www.DataSheet4U.com VSS ©2010 SCILLC.

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 design.
  • P278xA.

Similar Datasheet

Brand Logo Part Number Description Manufacturer
Alliance Semiconductor Logo P2784 General Purpose EMI Reduction IC Alliance Semiconductor
PulseCore Semiconductor P2784 General Purpose EMI Reduction IC PulseCore Semiconductor

More Datasheets from onsemi

Part Number Description
P2781 General Purpose EMI Reduction IC
P2782 General Purpose EMI Reduction IC
P2779A Low-Cost Notebook EMI Reduction IC

P2784 Distributor