MCF54451VM240 NXP

Freescale Semiconductor Document Number: MCF54455 Rev. 8, 02/2012 Data Sheet: Advance Information MCF54455 MAPBGA256 TEPBGA360 17mm x 17mm 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 2 I C bus interface This document contains information on a new product. Specifications and information herein are subject to change without notice. Freescale Semiconductor, Inc., 2007-2012. All rights reserved.Table of Contents 1 MCF5445x Family Comparison . . . . . . . . . . . . . . . . . . . . . . . .4 5.9.1 Overshoot and Undershoot . . . . . . . . . . . . . . . 28 2 Ordering Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 5.10 ULPI Timing Specifications . . . . . . . . . . . . . . . . . . . . . 29 3 Hardware Design Considerations . . . . . . . . . . . . . . . . . . . . . . .5 5.11 SSI Timing Specifications . . . . . . . . . . . . . . . . . . . . . . 30 2 3.1 Analog Power Filtering . . . . . . . . . . . . . . . . . . . . . . . . . .5 5.12 I C Timing Specifications . . . . . . . . . . . . . . . . . . . . . . 32 3.2 Oscillator Power Filtering . . . . . . . . . . . . . . . . . . . . . . . .6 5.13 Fast Ethernet Timing Specifications . . . . . . . . . . . . . . 33 3.3 Supply Voltage Sequencing . . . . . . . . . . . . . . . . . . . . . .6 5.13.1 Receive Signal Timing Specifications . . . . . . . 33 3.3.1 Power-Up Sequence . . . . . . . . . . . . . . . . . . . . . .7 5.13.2 Transmit Signal Timing Specifications . . . . . . . 34 3.3.2 Power-Down Sequence . . . . . . . . . . . . . . . . . . . .7 5.13.3 Asynchronous Input Signal Timing 4 Pin Assignments and Reset States . . . . . . . . . . . . . . . . . . . . .7 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . 34 4.1 Signal Multiplexing . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 5.13.4 MII Serial Management Timing Specifications . 35 4.2 Pinout256 MAPBGA . . . . . . . . . . . . . . . . . . . . . . . . .15 5.14 32-Bit Timer Module Timing Specifications . . . . . . . . . 35 4.3 Pinout360 TEPBGA. . . . . . . . . . . . . . . . . . . . . . . . . .16 5.15 ATA Interface Timing Specifications. . . . . . . . . . . . . . . 36 5 Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . .17 5.16 DSPI Timing Specifications . . . . . . . . . . . . . . . . . . . . . 36 5.1 Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . .17 5.17 SBF Timing Specifications. . . . . . . . . . . . . . . . . . . . . . 38 5.2 Thermal Characteristics . . . . . . . . . . . . . . . . . . . . . . . .18 5.18 General Purpose I/O Timing Specifications. . . . . . . . . 39 5.3 ESD Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19 5.19 JTAG and Boundary Scan Timing . . . . . . . . . . . . . . . . 40 5.4 DC Electrical Specifications . . . . . . . . . . . . . . . . . . . . .19 5.20 Debug AC Timing Specifications . . . . . . . . . . . . . . . . . 42 5.5 ClockTiming Specifications . . . . . . . . . . . . . . . . . . . . . .20 6 Power Consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 5.6 Reset Timing Specifications . . . . . . . . . . . . . . . . . . . . .22 7 Package Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 5.7 FlexBus Timing Specifications . . . . . . . . . . . . . . . . . . .23 8 Product Documentation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 5.8 SDRAM AC Timing Characteristics. . . . . . . . . . . . . . . .25 9 Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46 5.9 PCI Bus Timing Specifications . . . . . . . . . . . . . . . . . . .27 MCF5445x ColdFire Microprocessor Data Sheet, Rev. 8 2 Freescale Semiconductor