Datasheet

STM32F405xx, STM32F407xx Electrical characteristics
Doc ID 022152 Rev 2 143/167
Figure 68. NAND controller waveforms for common memory read access
Figure 69. NAND controller waveforms for common memory write access
Table 81. Switching characteristics for NAND Flash read cycles
(1)
1. C
L
= 30 pF.
Symbol Parameter Min Max Unit
t
w(N0E)
FSMC_NOE low width
4T
HCLK
–
0.5
4T
HCLK
+ 3 ns
t
su(D-NOE)
FSMC_D[15-0] valid data before FSMC_NOE high 10 - ns
t
h(NOE-D)
FSMC_D[15-0] valid data after FSMC_NOE high 0 - ns
t
d(ALE-NOE)
FSMC_ALE valid before FSMC_NOE low - 3T
HCLK
ns
t
h(NOE-ALE)
FSMC_NWE high to FSMC_ALE invalid 3T
HCLK
– 2 - ns
&3-#?.7%
&3-#?.
/%
&3-#?$;=
T
W./%
T
SU$./%
T
H./%$
AIC
!,%&3-#?!
#,%&3-#?!
&3-#?.#%X
T
D!,%./%
T
H./%!,%
T
W.7%
T
H.7%$
T
V.7%$
AIC
&3-#?.7%
&3-#?.
/%
&3-#?$;=
T
D$.7%
!,%&3-#?!
#,%&3-#?!
&3-#?.#%X
T
D!,%./%
T
H./%!,%