參數(shù)資料
型號(hào): MPC5553EVB
廠商: Freescale Semiconductor
文件頁(yè)數(shù): 41/68頁(yè)
文件大?。?/td> 0K
描述: KIT EVAL MPC5553MZP132
標(biāo)準(zhǔn)包裝: 1
類型: 微控制器
適用于相關(guān)產(chǎn)品: MPC5553
所含物品: 評(píng)估板和演示軟件
相關(guān)產(chǎn)品: MPC5553MZQ132-ND - IC MCU MPC5553 REV A 324-PBGA
MPC5553MZP132-ND - IC MCU MPC5553 REV A 416-PBGA
MPC5553 Microcontroller Data Sheet, Rev. 4
Electrical Characteristics
Freescale Semiconductor
46
3.14
Fast Ethernet AC Timing Specifications
Media Independent Interface (MII) Fast Ethernet Controller (FEC) signals use transistor-to-transistor logic
(TTL) signal levels compatible with devices operating at 3.3 V. The timing specifications for the MII FEC
signals are independent of the system clock frequency (part speed designation).
3.14.1
MII FEC Receive Signal Timing
FEC_RXD[3:0], FEC_RX_DV, FEC_RX_ER, and FEC_RX_CLK
The receive functions correctly up to an FEC_RX_CLK maximum frequency of 25 MHz plus one percent.
There is no minimum frequency requirement. The processor clock frequency must exceed four times the
FEC_RX_CLK frequency.
Table 28 lists MII FEC receive channel timings.
Figure 28 shows MII FEC receive signal timings listed in Table 28.
Figure 28. MII FEC Receive Signal Timing Diagram
Table 28. MII FEC Receive Signal Timing
Spec
Characteristic
Min.
Max
Unit
1
FEC_RXD[3:0], FEC_RX_DV, FEC_RX_ER to FEC_RX_CLK setup
5
ns
2
FEC_RX_CLK to FEC_RXD[3:0], FEC_RX_DV, FEC_RX_ER hold
5
ns
3
FEC_RX_CLK pulse-width high
35%
65%
FEC_RX_CLK period
4
FEC_RX_CLK pulse-width low
35%
65%
FEC_RX_CLK period
1
2
FEC_RX_CLK (input)
FEC_RXD[3:0] (inputs)
FEC_RX_DV
FEC_RX_ER
3
4
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MPC5553EVBE 功能描述:開發(fā)板和工具包 - 其他處理器 MPC5553MZP132 EVAL Qorivva RoHS:否 制造商:Freescale Semiconductor 產(chǎn)品:Development Systems 工具用于評(píng)估:P3041 核心:e500mc 接口類型:I2C, SPI, USB 工作電源電壓:
MPC5553EVBE 制造商:Freescale Semiconductor 功能描述:MPC55xxEVB: MPC55xx Evaluation
MPC5553EVBGHS 功能描述:開發(fā)軟件 GREEN HILLS SW Qorivva RoHS:否 制造商:Atollic Inc. 產(chǎn)品:Compilers/Debuggers 用于:ARM7, ARM9, Cortex-A, Cortex-M, Cortex-R Processors
MPC5553EVBISYS 功能描述:開發(fā)軟件 ISYSTEMS CONTENT Qorivva RoHS:否 制造商:Atollic Inc. 產(chǎn)品:Compilers/Debuggers 用于:ARM7, ARM9, Cortex-A, Cortex-M, Cortex-R Processors
MPC5553MVF112 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:Microcontroller