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STM32F439AI Datasheet(PDF) 189 Page - STMicroelectronics

Part # STM32F439AI
Description  ARM Cortex-M4 32b MCUFPU, 225DMIPS, up to 2MB Flash/2564KB RAM, crypto, USB OTG HS/FS, Ethernet, 17 TIMs, 3 ADCs, 20 comm. interfaces, camera&LCD-TFT
PDF  240 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32F439AI Datasheet(HTML) 189 Page - STMicroelectronics

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DocID024244 Rev 10
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STM32F437xx and STM32F439xx
Electrical characteristics
198
Figure 71. NAND controller waveforms for common memory read access
Figure 72. NAND controller waveforms for common memory write access
Table 100. Switching characteristics for NAND Flash read cycles(1)
1. CL = 30 pF.
Symbol
Parameter
Min
Max
Unit
tw(N0E)
FMC_NOE low width
4THCLK − 0.5 4THCLK+0.5
ns
tsu(D-NOE)
FMC_D[15-0] valid data before FMC_NOE high
9
-
ns
th(NOE-D)
FMC_D[15-0] valid data after FMC_NOE high
0
-
ns
td(ALE-NOE) FMC_ALE valid before FMC_NOE low
-
3THCLK − 0.5
ns
th(NOE-ALE) FMC_NWE high to FMC_ALE invalid
3THCLK − 2-
ns



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