Datasheet > MCF54451

MCF54451

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
飞思卡尔 - FREESCALE		微处理器
页数	文件大小	规格书
48页	941K
描述
ColdFire㈢ Microprocessor

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MCF54451 数据手册

Freescale Semiconductor

Data Sheet: Advance Information

Document Number: MCF54455

Rev. 2, 05/2008

MCF54455

MAPBGA–256

17mm x 17mm

TEPBGA–360

23mm x 23mm

MCF5445x ColdFire^®

Microprocessor Data Sheet

Features

• Version 4 ColdFire Core with MMU and EMAC

• Up to 410 Dhrystone 2.1 MIPS @ 266 MHz

• 16-KBytes instruction cache and 16-KBytes data cache

• 32-KBytes internal SRAM

• Support for booting from SPI-compatible flash, EEPROM,

and FRAM devices

• Crossbar switch technology (XBS) for concurrent access to

peripherals or RAM from multiple bus masters

• 16-channel DMA controller

• 16-bit 133-MHz DDR/mobile-DDR/DDR2 controller

• USB 2.0 On-the-Go controller with ULPI support

• 32-bit PCI controller @ 66MHz

• ATA/ATAPI controller

• 2 10/100 Ethernet MACs

• Coprocessor for acceleration of the DES, 3DES, AES,

MD5, and SHA-1 algorithms

• Random number generator

• Synchronous serial interface (SSI)

• 4 periodic interrupt timers (PIT)

• 4 32-bit timers with DMA support

• DMA-supported serial peripheral interface (DSPI)

• 3 UARTs

• I C bus interface

This document contains information on a new product. Specifications and information herein

are subject to change without notice.

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