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TMS320DM644X


Power Requirements | Reference Designs | Resources | Related Links to SBDs


Power Requirements for TMS320DM644x
  Pin Name Voltage (V) Imax (mA) Tolerance Sequencing Order Timing Delay
Core CVDD, VDDA1P1V, VDDA1P2LDO, CVDDDSP 1.2 1700 ±5% 1  
I/O DVDD33, USB_VDDA3P3 3.3 25 ±4.5% 2 IO supplies must be powered up after core supplies have been powered up.

IO supplies must be powered up within 100ms after core supply is stable.
I/O DVDD18, DVDDR2, DDR_VDDDLL, PLLVDD18, VDDA1P8V, USB_VDD1P8, MXVDD, M24VDD 1.8 170 ±5%

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Reference Designs for TMS320DM644x
Name File Name/Size Date Download
5V Input
5 VIN solution with 1.2 V Core slvr303.pdf, 197KB 10 Jan 2007
5 VIN solution using a single PMU to provide 800 mA Core Supply slvr302.pdf, 93KB 02 Feb 2006
5VIN solution with a scalable DC/DC family from 600/1200 mA for Core Supply slvr300.pdf, 75KB 02 Dec 2005
5VIN LDO solution with integrated Soft-Start and Tracking features for 1.5 A Core Supply slvr301.pdf, 85KB 02 Dec 2005
5 VIN solution with 1.2 A Core Supply slvr305.pdf, 77KB 03 Jun 2006
5Vin DM644x Power solution using Programmable Sequencer
      UCD9081 batch and readme files for slva314 		slva314.pdf,179KB
sprc851.zip,2KB 		20 Jan 2009
12V Input
12VIN solution with a scalable DC/DC family from 400/600/1200 mA for Core Supply slvr299.pdf, 84KB 02 Dec 2005

Note: Unless otherwise noted, these reference designs are tested to meet the specs given in the above power specification table.

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Resources for TMS320DM644x

  • Evaluation Board Technical Reference & Schematic (DaVinciEVM_TechRef.pdf, 1.39MB)
    Oct 2006 Download
  • TMS320DM644x Spec Card (sprt411.pdf, 232 KB)
    Download
  • TMS320DM644x Power Consumption Summary (spraad6.pdf 95KB)
    Apr 2006 Download

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Related System Block Diagrams (SBDs)

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