Datasheet

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STM32F745xx STM32F746xx Electrical characteristics
195
Figure 60. Asynchronous multiplexed PSRAM/NOR read waveforms
Table 91. Asynchronous non-multiplexed SRAM/PSRAM/NOR write - NWAIT
timings
(1)
1. Guaranteed by characterization results.
Symbol Parameter Min Max Unit
t
w(NE)
FMC_NE low time 8T
HCLK
−0.5 8T
HCLK
+1.5
ns
t
w(NWE)
FMC_NWE low time 6T
HCLK
−0.5 6T
HCLK
+1
t
su(NWAIT_NE)
FMC_NWAIT valid before FMC_NEx high 6T
HCLK
−1-
t
h(NE_NWAIT)
FMC_NEx hold time after FMC_NWAIT
invalid
4T
HCLK
+2 -
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