參數(shù)資料
型號: MPC8544AVTAQG
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 400 MHz, MICROPROCESSOR, PBGA783
封裝: 29 X 29 MM, 1 MM PITCH, LEAD FREE, PLASTIC, FC-PBGA-783
文件頁數(shù): 39/128頁
文件大?。?/td> 1411K
代理商: MPC8544AVTAQG
MPC8544E PowerQUICC III Integrated Processor Hardware Specifications, Rev. 1
18
Freescale Semiconductor
RESET Initialization
5
RESET Initialization
This section describes the AC electrical specifications for the RESET initialization timing requirements of
the MPC8544E.Table 9 provides the RESET initialization AC timing specifications for the DDR SDRAM
component(s).
Table 10 provides the PLL lock times.
Table 9. RESET Initialization Timing Specifications1
Parameter/Condition
Min
Max
Unit
Notes
Required assertion time of HREST
100
μs
Minimum assertion time for SRESET
3
SYSCLKs
1
PLL input setup time with stable SYSCLK before HRESET
negation
100
μs
Input setup time for POR configs (other than PLL config) with
respect to negation of HRESET
4
SYSCLKs
1
Input hold time for all POR configs (including PLL config) with
respect to negation of HRESET
2
SYSCLKs
1
Maximum valid-to-high impedance time for actively driven POR
configs with respect to negation of HRESET
5
SYSCLKs
1
Note:
1. SYSCLK is the primary clock input for the MPC8544E.
Table 10. PLL Lock Times
Parameter/Condition
Min
Max
Unit
Notes
Core and platform PLL lock times
100
μs
Local bus PLL
50
μs
PCI bus lock time
50
μs
相關PDF資料
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MPC8544EAVTAQG 32-BIT, 400 MHz, MICROPROCESSOR, PBGA783
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相關代理商/技術參數(shù)
參數(shù)描述
MPC8544AVTAQGA 制造商:Freescale Semiconductor 功能描述:PQ38K 8544 - Bulk
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MPC8544COMEDEV 功能描述:開發(fā)板和工具包 - 其他處理器 EXPRESS KIT RoHS:否 制造商:Freescale Semiconductor 產(chǎn)品:Development Systems 工具用于評估:P3041 核心:e500mc 接口類型:I2C, SPI, USB 工作電源電壓:
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