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MCF548X PDF预览

MCF548X

更新时间: 2024-09-28 04:40:35
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飞思卡尔 - FREESCALE 微处理器
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描述
Microprocessor Electrical Characteristics

MCF548X 数据手册

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MCF5485EC  
Rev. 2.4, 12/2005  
Freescale Semiconductor  
Data Sheet  
MCF548x Integrated  
Microprocessor Electrical  
Characteristics  
Applies to the MCF5480, MCF5481, MCF5482, MCF5483,  
MCF5484, and MCF5485  
Table of Contents  
This chapter contains electrical specification tables and  
reference timing diagrams for the MCF548x  
microprocessor. This section contains detailed  
information on power considerations, DC/AC electrical  
characteristics, and AC timing specifications of the  
MCF548x.  
1
2
3
4
Maximum Ratings................................................1  
Thermal Characteristics ......................................2  
DC Electrical Specifications ................................3  
Supply Voltage Sequencing and Separation  
Cautions ..............................................................5  
Output Driver Capability and Loading .................6  
PLL Timing Specifications...................................7  
Reset Timing Specifications................................8  
FlexBus................................................................8  
SDRAM Bus ......................................................11  
5
6
7
8
9
NOTE  
The parameters specified  
in this MPU document  
supersede any values  
found in the module  
specifications.  
10 PCI Bus .............................................................17  
11 Fast Ethernet AC Timing Specifications............18  
12 General Timing Specifications...........................21  
13 I2C Input/Output Timing Specifications .............21  
14 JTAG and Boundary Scan Timing .....................22  
15 DSPI Electrical Specifications ...........................25  
16 Timer Module AC Timing Specifications............25  
17 Revision History ................................................26  
1 Maximum Ratings  
Table 1 lists maximum and minimum ratings for supply  
and operating voltages and storage temperature.  
Operating outside of these ranges may cause erratic  
behavior or damage to the processor.  
© Freescale Semiconductor, Inc., 2004. All rights reserved.  

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