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MCF54455CVR200 Datasheet(PDF) 2 Page - Freescale Semiconductor, Inc |
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MCF54455CVR200 Datasheet(HTML) 2 Page - Freescale Semiconductor, Inc |
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2 / 48 page  MCF5445x ColdFire® Microprocessor Data Sheet, Rev. 3 Freescale Semiconductor 2 Table of Contents 1 MCF5445x Family Comparison . . . . . . . . . . . . . . . . . . . . . . . .4 2 Ordering Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 3 Hardware Design Considerations . . . . . . . . . . . . . . . . . . . . . . .5 3.1 Analog Power Filtering . . . . . . . . . . . . . . . . . . . . . . . . . .5 3.2 Oscillator Power Filtering . . . . . . . . . . . . . . . . . . . . . . . .6 3.3 Supply Voltage Sequencing . . . . . . . . . . . . . . . . . . . . . .6 3.3.1 Power-Up Sequence . . . . . . . . . . . . . . . . . . . . . .7 3.3.2 Power-Down Sequence . . . . . . . . . . . . . . . . . . . .7 4 Pin Assignments and Reset States . . . . . . . . . . . . . . . . . . . . .7 4.1 Signal Multiplexing . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 4.2 Pinout—256 MAPBGA . . . . . . . . . . . . . . . . . . . . . . . . .15 4.3 Pinout—360 TEPBGA. . . . . . . . . . . . . . . . . . . . . . . . . .16 5 Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . .17 5.1 Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . .17 5.2 Thermal Characteristics . . . . . . . . . . . . . . . . . . . . . . . .18 5.3 ESD Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19 5.4 DC Electrical Specifications . . . . . . . . . . . . . . . . . . . . .19 5.5 ClockTiming Specifications . . . . . . . . . . . . . . . . . . . . . .20 5.6 Reset Timing Specifications . . . . . . . . . . . . . . . . . . . . .22 5.7 FlexBus Timing Specifications . . . . . . . . . . . . . . . . . . .23 5.8 SDRAM AC Timing Characteristics. . . . . . . . . . . . . . . .25 5.9 PCI Bus Timing Specifications . . . . . . . . . . . . . . . . . . 27 5.9.1 Overshoot and Undershoot . . . . . . . . . . . . . . . 28 5.10 ULPI Timing Specifications . . . . . . . . . . . . . . . . . . . . . 29 5.11 SSI Timing Specifications . . . . . . . . . . . . . . . . . . . . . . 30 5.12 I2C Timing Specifications . . . . . . . . . . . . . . . . . . . . . . 32 5.13 Fast Ethernet Timing Specifications . . . . . . . . . . . . . . 33 5.13.1 Receive Signal Timing Specifications . . . . . . . 33 5.13.2 Transmit Signal Timing Specifications . . . . . . . 34 5.13.3 Asynchronous Input Signal Timing Specifications34 5.13.4 MII Serial Management Timing Specifications . 35 5.14 32-Bit Timer Module Timing Specifications . . . . . . . . . 35 5.15 ATA Interface Timing Specifications. . . . . . . . . . . . . . . 36 5.16 DSPI Timing Specifications . . . . . . . . . . . . . . . . . . . . . 36 5.17 SBF Timing Specifications. . . . . . . . . . . . . . . . . . . . . . 38 5.18 General Purpose I/O Timing Specifications. . . . . . . . . 39 5.19 JTAG and Boundary Scan Timing . . . . . . . . . . . . . . . . 40 5.20 Debug AC Timing Specifications . . . . . . . . . . . . . . . . . 42 6 Power Consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 7 Package Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 8 Product Documentation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 9 Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46 |
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