MCF54452VR266R

其他系列 266MHz 32KB

Overview

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.

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## 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

* Complimentary MQX Software Solutions

* This product is included in ®.s product longevity program, with assured supply for a minimum of 10 years after launch

## Features