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STM32F479AI 数据表(PDF) 182 Page - STMicroelectronics

部件名 STM32F479AI
功能描述  ARMCortex-M4 32b MCUFPU, 225DMIPS, up to 2MB Flash/3844KB RAM, USB OTG HS/FS, Ethernet, FMC, dual Quad-SPI, Crypto, Graphical accelerator, Camera IF, LCD-TFT & MIPI DSI
PDF  217 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STM32F479AI 数据表(HTML) 182 Page - STMicroelectronics

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Electrical characteristics
STM32F479xx
182/217
DocID028010 Rev 3
Figure 72. SDRAM write access waveforms
Table 103. LPSDR SDRAM read timings(1)
1. Guaranteed based on test during characterization.
Symbol
Parameter
Min
Max
Unit
tW(SDCLK)
FMC_SDCLK period
2THCLK − 0.5
2THCLK+0.5
ns
tsu(SDCLKH_Data)
Data input setup time
2.5
-
th(SDCLKH_Data)
Data input hold time
0
-
td(SDCLKL_Add)
Address valid time
-
1
td(SDCLKL_SDNE)
Chip select valid time
-
1
th(SDCLKL_SDNE)
Chip select hold time
1
-
td(SDCLKL_SDNRAS
SDNRAS valid time
-
1
th(SDCLKL_SDNRAS)
SDNRAS hold time
1
-
td(SDCLKL_SDNCAS)
SDNCAS valid time
-
1
th(SDCLKL_SDNCAS)
SDNCAS hold time
1
-



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