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STM32L552CCT3PTR Datasheet(PDF) 281 Page - STMicroelectronics

Part # STM32L552CCT3PTR
Description  Ultra-low-power Arm® Cortex®-M33 32-bit MCUTrustZone®FPU, 165 DMIPS, up to 512 KB Flash memory, 256 KB SRAM, SMPS
PDF  340 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32L552CCT3PTR Datasheet(HTML) 281 Page - STMicroelectronics

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DS12737 Rev 6
281/340
STM32L552xx
Electrical characteristics
307
Table 132. Asynchronous non-multiplexed SRAM/PSRAM/NOR read timings(1)
1. Guaranteed by characterization results, not tested in production.
Symbol
Parameter
Min
Max
Unit
tw(NE)
FMC_NE low time
3THCLK– 0.5
3 THCLK+1
ns
tv(NOE_NE)
FMC_NEx low to
FMC_NOE low
01
tw(NOE)
FMC_NOE low time
2THCLK -0.5
2THCLK + 1
th(NE_NOE)
FMC_NOE high to
FMC_NE high hold
time
THCLK
-
tv(A_NE)
FMC_NEx low to
FMC_A valid
-1
th(A_NOE)
Address hold time after
FMC_NOE high
2THCLK-1
-
tsu(Data_NE)
Data to FMC_NEx high
setup time
THCLK +14
-
tsu(Data_NOE)
Data to FMC_NOEx
high setup time
14
-
th(Data_NOE)
Data hold time after
FMC_NOE high
0-
th(Data_NE)
Data hold time after
FMC_NEx high
0-
tv(NADV_NE)
FMC_NEx low to
FMC_NADV low
-0
tw(NADV)
FMC_NADV low time
-
THCLK+1.5
Table 133. Asynchronous non-multiplexed SRAM/PSRAM/NOR read-NWAIT
timings(1)
1. Guaranteed by characterization results, not tested in production.
Symbol
Parameter
Min
Max
Unit
tw(NE)
FMC_NE low time
8THCLK-0.5
8THCLK+1
ns
tw(NOE)
FMC_NWE low time
7THCLK -0.5 7THCLK +0.5
tw(NWAIT)
FMC_NWAIT low time
THCLK
-
tsu(NWAIT_NE) FMC_NWAIT valid before FMC_NEx high
5THCLK
+12.5
-
th(NE_NWAIT)
FMC_NEx hold time after FMC_NWAIT
invalid
4THCLK+12
-



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