Datasheet
DocID025977 Rev 6 219/258
STM32L486xx Electrical characteristics
232
Figure 43. Asynchronous multiplexed PSRAM/NOR read waveforms
Table 108. Asynchronous non-multiplexed SRAM/PSRAM/NOR write-NWAIT
timings
(1)(2)
1. CL = 30 pF.
2. Guaranteed by characterization results.
Symbol Parameter Min Max Unit
t
w(NE)
FMC_NE low time 8T
HCLK
+0.5 8T
HCLK
+0.5
ns
t
w(NWE)
FMC_NWE low time 6T
HCLK
-0.5 6T
HCLK
+0.5
t
su(NWAIT_NE)
FMC_NWAIT valid before FMC_NEx high 6T
HCLK
+2 -
t
h(NE_NWAIT)
FMC_NEx hold time after FMC_NWAIT invalid 4T
HCLK
+2 -
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