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STM32F479AI Scheda tecnica(PDF) 177 Page - STMicroelectronics

Il numero della parte STM32F479AI
Spiegazioni elettronici  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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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32F479AI Scheda tecnica(HTML) 177 Page - STMicroelectronics

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STM32F479xx
Electrical characteristics
190
Figure 66. Synchronous non-multiplexed PSRAM write timings
Table 99. Synchronous non-multiplexed PSRAM write timings(1)
1. Based on test during characterization.
Symbol
Parameter
Min
Max
Unit
t(CLK)
FMC_CLK period
2THCLK − 1
-
ns
td(CLKL-NExL) FMC_CLK low to FMC_NEx low (x=0…2)
-
0.5
t(CLKH-NExH)
FMC_CLK high to FMC_NEx high (x= 0…2)
THCLK
-
td(CLKL-NADVL) FMC_CLK low to FMC_NADV low
-
0
td(CLKL-NADVH) FMC_CLK low to FMC_NADV high
0
-
td(CLKL-AV)
FMC_CLK low to FMC_Ax valid (x=16…25)
-
0
td(CLKH-AIV)
FMC_CLK high to FMC_Ax invalid (x=16…25)
0
-
td(CLKL-NWEL) FMC_CLK low to FMC_NWE low
-
0
td(CLKH-NWEH) FMC_CLK high to FMC_NWE high
THCLK−0.5
-
td(CLKL-Data)
FMC_D[15:0] valid data after FMC_CLK low
-
2.5
td(CLKL-NBLL) FMC_CLK low to FMC_NBL low
0
-
td(CLKH-NBLH) FMC_CLK high to FMC_NBL high
THCLK−0.5
-
tsu(NWAIT-CLKH) FMC_NWAIT valid before FMC_CLK high
4
-
th(CLKH-NWAIT) FMC_NWAIT valid after FMC_CLK high
0
-



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