ColdFire+ Jx Family

Product Details

Select a section:

Block Diagram

ColdFire MCF51Jx/Qx Block Diagram

ColdFire MCF51Jx/Qx Block Diagram


  • Innovative FlexMemory configurable EEPROM
  • Up to 10 flexible ultra-low-power modes
  • Crypto acceleration unit and random number generator for secure communication
  • Integrated capacitive touch sensing and display support via for low-power touch-sensing interface (TSI); (for JF, JU only)
  • Small foot print packages designed for space-constrained application
  • Integrated USB 2.0 full-speed device/host/OTG Controller supports connection via USB and battery charging
  • Serial audio interface provides direct interface to codecs and to Inter-IC sound (I²S) audio devices
  • Complimentary MQX Software Solutions
  • This product is included in Our product longevity program, with assured supply for a minimum of 10 years after launch (for JF, JU only)


Quick reference to our documentation types.

1-5 of 37 documents

Show All

Design Resources

Design Files

1 design file

  • Calculators

    TFS FlexMem Endurance Calculator


5 hardware offerings


1-5 of 11 software files

Show All

Note: For better experience, software downloads are recommended on desktop.

Engineering Services

5 engineering services

To find a complete list of our partners that support this product, please see our Partner Marketplace.


1-5 of 7 trainings

Show All