Datasheet

DocID16554 Rev 4 71/136
STM32F103xF, STM32F103xG Electrical characteristics
132
Figure 25. Asynchronous multiplexed PSRAM/NOR write waveforms
t
h(Data_NE)
Data hold time after FSMC_NEx high 0 - ns
t
h(Data_NOE)
Data hold time after FSMC_NOE high 0 - ns
1. C
L
= 15 pF.
Table 35. Asynchronous multiplexed PSRAM/NOR write timings
(1)
Symbol Parameter Min Max Unit
t
w(NE)
FSMC_NE low time 5t
HCLK
+ 0.5 5t
HCLK
+ 2 ns
t
v(NWE_NE)
FSMC_NEx low to FSMC_NWE low t
HCLK
+ 1 t
HCLK
+ 1.5 ns
t
w(NWE)
FSMC_NWE low time 3t
HCLK
+ 0.5 3t
HCLK
+ 1 ns
t
h(NE_NWE)
FSMC_NWE high to FSMC_NE high hold time t
HCLK
– 0.5 - ns
t
v(A_NE)
FSMC_NEx low to FSMC_A valid - 3.5 ns
t
v(NADV_NE)
FSMC_NEx low to FSMC_NADV low 0 1 ns
t
w(NADV)
FSMC_NADV low time t
HCLK
+ 0.5 t
HCLK
+ 1.5 ns
t
h(AD_NADV)
FSMC_AD (address) valid hold time after
FSMC_NADV high
t
HCLK
– 0.5 - ns
Table 34. Asynchronous multiplexed PSRAM/NOR read timings
(1)
(continued)
Symbol Parameter Min Max Unit
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