mcf54455 Freescale Semiconductor, Inc, mcf54455 Datasheet - Page 2

• Manufacturer Part Number: mcf54455
• Description: 32-bit Microprocessor With Usb On-the-go, Ethernet, Pci, Ddr2/ddr Controller And Encryption
• Manufacturer: Freescale Semiconductor, Inc

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MCF5445x Family Comparison . . . . . . . . . . . . . . . . . . . . . . . .4
Ordering Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Hardware Design Considerations . . . . . . . . . . . . . . . . . . . . . . .5
3.1
3.2
3.3
Pin Assignments and Reset States . . . . . . . . . . . . . . . . . . . . .7
4.1
4.2
4.3
Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
5.1
5.2
5.3
5.4
5.5
5.6
5.7
5.8
Analog Power Filtering . . . . . . . . . . . . . . . . . . . . . . . . . .5
Oscillator Power Filtering . . . . . . . . . . . . . . . . . . . . . . . .6
Supply Voltage Sequencing . . . . . . . . . . . . . . . . . . . . . .6
3.3.1 Power-Up Sequence . . . . . . . . . . . . . . . . . . . . . .7
3.3.2 Power-Down Sequence . . . . . . . . . . . . . . . . . . . .7
Signal Multiplexing . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Pinout—256 MAPBGA . . . . . . . . . . . . . . . . . . . . . . . . .15
Pinout—360 TEPBGA. . . . . . . . . . . . . . . . . . . . . . . . . .16
Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . .17
Thermal Characteristics . . . . . . . . . . . . . . . . . . . . . . . .18
ESD Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
DC Electrical Specifications . . . . . . . . . . . . . . . . . . . . .19
ClockTiming Specifications . . . . . . . . . . . . . . . . . . . . . .20
Reset Timing Specifications . . . . . . . . . . . . . . . . . . . . .22
FlexBus Timing Specifications . . . . . . . . . . . . . . . . . . .23
SDRAM AC Timing Characteristics. . . . . . . . . . . . . . . .25
MCF5445x ColdFire
Table of Contents
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Microprocessor Data Sheet, Rev. 0
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7
8
5.9
5.10 ULPI Timing Specifications . . . . . . . . . . . . . . . . . . . . . 30
5.11 SSI Timing Specifications . . . . . . . . . . . . . . . . . . . . . . 31
5.12 I
5.13 Fast Ethernet Timing Specifications . . . . . . . . . . . . . . 34
5.14 32-Bit Timer Module Timing Specifications . . . . . . . . . 36
5.15 ATA Interface Timing Specifications. . . . . . . . . . . . . . . 37
5.16 DSPI Timing Specifications . . . . . . . . . . . . . . . . . . . . . 37
5.17 SBF Timing Specifications. . . . . . . . . . . . . . . . . . . . . . 39
5.18 General Purpose I/O Timing Specifications. . . . . . . . . 40
5.19 JTAG and Boundary Scan Timing . . . . . . . . . . . . . . . . 41
5.20 Debug AC Timing Specifications . . . . . . . . . . . . . . . . . 43
Package Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Product Documentation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
PCI Bus Timing Specifications . . . . . . . . . . . . . . . . . . 28
5.9.1 Overshoot and Undershoot . . . . . . . . . . . . . . . 29
5.13.1 Receive Signal Timing Specifications . . . . . . . 34
5.13.2 Transmit Signal Timing Specifications . . . . . . . 35
5.13.3 Asynchronous Input Signal
5.13.4 MII Serial Management Timing Specifications . 36
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C Timing Specifications . . . . . . . . . . . . . . . . . . . . . . 33
Timing Specifications . . . . . . . . . . . . . . . . . . . . 35
Freescale Semiconductor