參數(shù)資料
型號(hào): DSP56F807VF80E
廠商: Freescale Semiconductor
文件頁數(shù): 28/60頁
文件大小: 0K
描述: IC DSP 80MHZ 60K FLASH 160-BGA
標(biāo)準(zhǔn)包裝: 126
系列: 56F8xx
核心處理器: 56800
芯體尺寸: 16-位
速度: 80MHz
連通性: CAN,EBI/EMI,SCI,SPI
外圍設(shè)備: POR,PWM,WDT
輸入/輸出數(shù): 32
程序存儲(chǔ)器容量: 136KB(68K x 16)
程序存儲(chǔ)器類型: 閃存
RAM 容量: 6K x 16
電壓 - 電源 (Vcc/Vdd): 3 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 16x12b
振蕩器型: 外部
工作溫度: -40°C ~ 85°C
封裝/外殼: 160-BGA
包裝: 托盤
56F807 Technical Data Technical Data, Rev. 16
34
Freescale Semiconductor
Figure 3-11 External Bus Asynchronous Timing
1.
Timing is both wait state and frequency dependent. In the formulas listed, WS = the number of wait states and
T = Clock Period. For 80MHz operation, T = 12.5ns.
2.
Parameters listed are guaranteed by design.
To calculate the required access time for an external memory for any frequency < 80MHz, use this formula:
Top = Clock period @ desired operating frequency
WS = Number of wait states
Memory Access Time = (Top*WS) + (Top- 11.5)
A0–A15,
PS, DS
(See Note)
WR
D0–D15
RD
Note: During read-modify-write instructions and internal instructions, the address lines do not change state.
Data In
Data Out
tAWR
tARDA
tARDD
tRDA
tRD
tRDRD
tRDWR
tWRWR
tWR
tDOS
tWRD
tWRRD
tAD
tDOH
tDRD
tRDD
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