參數(shù)資料
型號(hào): MCF5251CDVM140
廠商: 飛思卡爾半導(dǎo)體(中國)有限公司
英文描述: ColdFire Processor
中文描述: ColdFire處理器
文件頁數(shù): 15/32頁
文件大小: 290K
代理商: MCF5251CDVM140
Electrical Specifications
MCF5251 ColdFire Processor Data Sheet: Technical Data, Rev. 2.1
Freescale Semiconductor
15
Figure 3. SDRAM Bus Timing Diagram
4.2
SPDIF Timing
The Sony/Philips Digital Interface (SPDIF) timing parameters are provided in
Table 12
. SPDIF timing is
totally asynchronous, therefore there is no need for relationship with the clock.
Table 12
shows the
differences between high-low and low-high propagation delay which is called the skew.
Table 11. SDRAM Bus Timing Parameters
ID
Characteristic
Timing to 50% Points
Maximum
Units
30 pF
Load
40 pF
Load
50 pF
Load
D1
Propagation delay BCLK rising to data valid
7.88
8.8
9.6
ns
D2
Propagation delay BCLK rising to BCLKE, SDLDQM,
SDUDQM, SDWE, SDCS0, SDRAS, SDCAS valid
8.7
ns
D3
Propagation delay BCLK rising to A[24:9] valid
8.3
9.2
ns
D4
Set-up time data valid to BCLK rising
0
0
0
ns
D5
Hold time BCLK rising to data valid
0.7
0.7
0.7
ns
BCLK
data (write)
BCLKE, SDXDQM, SDWE,
SDCS0, SDRAS, SDCAS
A[24:9]
data (read)
D1
D2
D3
D4
D5
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MCF5251CEVM140 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:ColdFire Processor
MCF5251CVM140 功能描述:微處理器 - MPU AMADEUS+USB RoHS:否 制造商:Atmel 處理器系列:SAMA5D31 核心:ARM Cortex A5 數(shù)據(jù)總線寬度:32 bit 最大時(shí)鐘頻率:536 MHz 程序存儲(chǔ)器大小:32 KB 數(shù)據(jù) RAM 大小:128 KB 接口類型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作電源電壓:1.8 V to 3.3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:FBGA-324
MCF5251DVM140 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:ColdFire Processor
MCF5251EVM140 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:ColdFire Processor
MCF5251VM140 功能描述:微處理器 - MPU AMADEUS+USB RoHS:否 制造商:Atmel 處理器系列:SAMA5D31 核心:ARM Cortex A5 數(shù)據(jù)總線寬度:32 bit 最大時(shí)鐘頻率:536 MHz 程序存儲(chǔ)器大小:32 KB 數(shù)據(jù) RAM 大小:128 KB 接口類型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作電源電壓:1.8 V to 3.3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:FBGA-324