32-Bit Microprocessor with USB On-the-Go, Ethernet, PCI, DDR2/DDR controller and Encryption | NXP Semiconductors

For best experience this site requires Javascript to be enabled. To enable on your browser, follow our accessibility instructions.

Products
Processors and Microcontrollers
Legacy MPU/MCUs
32-Bit ColdFire MCUs/MPUs
ColdFire Processors
ColdFire® V4 Processors
32-Bit Microprocessor with USB On-the-Go, Ethernet, PCI, DDR2/DDR controller and Encryption

The MCF5445x family of 32-bit microprocessors feature a rich set of connectivity peripherals including Ethernet, USB on-the-go (USB OTG) and peripheral component interconnect (PCI).

Developed for power-conscious designers, the MCF5445x family is ideal for consumer and embedded control designs that need high-performance and connectivity.

These highly integrated microprocessors open the door to expanding application capabilities while driving down total system cost and power requirements.

See product image

Reference Manual

Product Details

Block Diagram

ColdFire MCF5445X Microprocessor Block Diagram

ColdFire MCF5445X Microprocessor Block Diagram

Get diagram PDF

Features

32-bit ColdFire^® V4 CPU
Up to 410 (Dhrystone 2.1) MIPS @ 266 Mhz
Supply voltage
- 3.3-volt I/O
- 1.8 /2.5-volt SDRAM I/
- 1.5-volt core
Enhanced multiply-accumulate (eMAC) unit with four 48-bit accumulators to support 16 x 16 or 32 x 32 operations
Memory
- 16 KB instruction and 16 KB data cache
- 32 KB internal SRAM
- Support for booting from serial peripheral interface (SPI)- compatible flash, EEPROM and FRAM devices.
Peripherals
- USB 2.0 OTG controller
- ATA controller
- 32-bit PCI controller @ 66 MHz
- Two 10/100 Ethernet media access controllers (MACs)
- Hardware accelerated encryption
- Random number generator
- I²C bus interface
- Four periodic interrupt timers
- Four 32-bit timers with direct memory access (DMA) support
- DMA-supported serial peripheral interface (DSPI)
- Three universal asynchronous receiver/transmitters (UARTS)
- Up to 132 general-purpose input/outputs (GPIOs)
Complimentary MQX Software Solutions
This product is included in NXP^®.s product longevity program, with assured supply for a minimum of 10 years after launch

Buy/Parametrics

‌ ‌ ‌	‌ ‌	‌ ‌	‌ ‌	‌ ‌	‌ ‌
‌ ‌ ‌	‌	‌	‌	‌	‌
‌ ‌ ‌	‌	‌	‌	‌	‌
‌ ‌ ‌	‌	‌	‌	‌	‌
‌ ‌ ‌	‌	‌	‌	‌	‌
‌ ‌ ‌	‌	‌	‌	‌	‌
‌ ‌ ‌	‌	‌	‌	‌	‌
‌ ‌ ‌	‌	‌	‌	‌	‌
‌ ‌ ‌	‌	‌	‌	‌	‌
‌ ‌ ‌	‌	‌	‌	‌	‌
‌ ‌ ‌	‌	‌	‌	‌	‌

Documentation

Quick reference to our documentation types.

1-10 of 21 documents

Compact List

AN4752: FreeMASTER Usage, Serial Driver Implementation – Application Note[AN4752]

PDFMay 31, 2013Rev 0
AN4753: Rational ClearCase Use in CodeWarrior 10.3 – Application Note[AN4753]

PDFMay 30, 2013Rev 0
Display eGUI using TWR-LCD board[AN4452]

PDFJan 17, 2012Rev 0
Using the CAU/mmCAU in ColdFire and Kinetis families[AN4307]

PDFMay 18, 2011Rev 0
Hardware Configurations for the MCF532x Family USB Modules[AN3324]

PDFOct 12, 2010Rev 0
MCF5445x Configuration and Boot Options[AN3515]

PDFApr 28, 2008Rev 1
Simplified Device Data Structures for the High-End ColdFire^® Family USB Modules[AN3631]

PDFMar 14, 2008Rev 0
ColdFire^® Serial Boot Facility[AN3514]

PDFSep 12, 2007Rev 0

DDR2 SDRAM on the ColdFire MCF5545x Microprocessor[AN3522]

PDFSep 14, 2007Rev 0
Configuring the MCF5445x Family for PCI Host Operation[AN3517]

PDFSep 12, 2007Rev 0
Simplified EHCI Data Structures for the High-End ColdFire Family USB Modules[AN3520]

PDFSep 12, 2007Rev 0
ColdFire ATA Host Controller[AN3513]

PDFSep 12, 2007Rev 0

MCF5445x ColdFire Microprocessor - Data Sheet[MCF54455]Featured

PDFApr 20, 2021Rev 9

MCF5445x Device Errata[MCF54455DE]

PDFSep 7, 2010Rev 5
M54455EVB Errata[M54455EVBE]

PDFNov 13, 2007Rev 0

PowerQUICC Integrates IEEE 1588 Time Synchronization[PQIEEE1588FS]

PDFFeb 14, 2008Rev 4
MCF5445x Family ColdFire^® ® V4 embedded controllers - Fact Sheet[CFMCF5445XFAMFS]Featured

PDFSep 10, 2007Rev 0
ColdFire^® 32-bit Controllers: Product and Tool Fact Sheets[CFEXPNSIONPAK]Featured

PDFOct 19, 2007Rev 0

MCF5445x ColdFire^® Microprocessor Product Brief[MCF54455PB]Featured

PDFApr 13, 2009Rev 3

ColdFire^® ® Family Programmer’s - Reference Manual[CFPRM]

PDFMar 8, 2005Rev 3
MCF54455 - Reference Manual[MCF54455RM]Featured

PDFMar 5, 2012Rev 6.1

Design Resources

Design Files

Receive the full breakdown. See the product footprint and more in the eCad file.

Hardware

Quick reference to our board types.

1-5 of 9 hardware offerings

Emulators, Probes, and Programmers
Universal Multilink Development InterfaceFeatured
Active

UMultilink
Emulators, Probes, and Programmers
USB ColdFire MultlinkFeatured
Active

USBMLCF
Evaluation and Development Boards
MCF5445x Low Cost Evaluation BoardFeatured
Active

M54451EVB
Additional hardware available. View our featured partner solutions.
Evaluation and Development Boards
MCF54455 Evaluation BoardFeatured
No Longer Manufactured

M54455EVB
Emulators, Probes, and Programmers
Tracelink - Advance Trace Capture
Active

TRACELINK
Emulators, Probes, and Programmers
PEmicro Cyclone programmer
Active

CYCLONE
Emulators, Probes, and Programmers
PEmicro Cyclone FX programmer

CYCLONE-FX
Emulators, Probes, and Programmers
Universal Multilink FX High-Speed Development Interface
Active

U-MULTILINK-FX
Evaluation and Development Boards
MPC5646C Devlce and Target Adapters
Active

MPC5646C-DB

Training

5 trainings

On-Demand
INTEGRITY Training

3 dayBy Green Hills Software Platinum Partner

On-Demand
RTCS TCP/IP Stack

1 dayBy Embedded Access Inc. Gold Partner

On-Demand
FreeRTOS Real Time Programming

3 dayBy AC6-Training Gold Partner

On-Demand
MQX RTOS

2 dayBy Embedded Access Inc. Gold Partner

On-Demand
Custom Consultation

1 dayBy Embedded Access Inc. Gold Partner

Support

What do you need help with?

Recommended Communities

ColdFire/68K Microcontrollers and Processors

Suggested Links