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STM32L471RG датащи(PDF) 199 Page - STMicroelectronics

номер детали STM32L471RG
подробное описание детали  Batch acquisition mode
PDF  218 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
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STM32L471RG датащи(HTML) 199 Page - STMicroelectronics

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STM32L471xx
Electrical characteristics
199
Figure 47. NAND controller waveforms for common memory write access
Table 100. Switching characteristics for NAND Flash read cycles(1)(2)
1. CL = 30 pF.
2. Guaranteed by characterization results.
Symbol
Parameter
Min
Max
Unit
Tw(N0E)
FMC_NOE low width
4THCLK-1
4THCLK+1
ns
Tsu(D-NOE)
FMC_D[15-0] valid data before FMC_NOE high
16
-
Th(NOE-D)
FMC_D[15-0] valid data after FMC_NOE high
6
-
Td(NCE-NOE) FMC_NCE valid before FMC_NOE low
-
3THCLK+1
Th(NOE-ALE)
FMC_NOE high to FMC_ALE invalid
2THCLK-2
-
Table 101. Switching characteristics for NAND Flash write cycles(1)(2)
1. CL = 30 pF.
2. Guaranteed by characterization results.
Symbol
Parameter
Min
Max
Unit
Tw(NWE)
FMC_NWE low width
4THCLK-1
4THCLK+1
ns
Tv(NWE-D)
FMC_NWE low to FMC_D[15-0] valid
-
2.5
Th(NWE-D)
FMC_NWE high to FMC_D[15-0] invalid
3THCLK-4
-
Td(D-NWE)
FMC_D[15-0] valid before FMC_NWE high
5THCLK-3
-
Td(NCE_NWE)
FMC_NCE valid before FMC_NWE low
-
3THCLK+1
Th(NWE-ALE)
FMC_NWE high to FMC_ALE invalid
2THCLK-2
-



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