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STM32L552VCU6PXXX Scheda tecnica(PDF) 299 Page - STMicroelectronics

Il numero della parte STM32L552VCU6PXXX
Spiegazioni elettronici  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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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32L552VCU6PXXX Scheda tecnica(HTML) 299 Page - STMicroelectronics

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DS12737 Rev 6
299/340
STM32L552xx
Electrical characteristics
307
The following table summarizes the parameters measured in DTR mode (no DQS).
Table 147. OCTOSPI(1) characteristics in DTR mode (no DQS)(2)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
F(CLK)
OCTOSPI clock
frequency
1.71<VDD<3.6
Voltage ranges 0/1
20 pF
--
56
MHz
2.7<VDD<3.6
Voltage ranges 0/1
20 pF
--
60
1.71<VDD<3.6
Voltage ranges 0/1
15 pF
--
60
1.71<VDD<3.6
Voltage range 2
--
26
tw(CKH)
OCTOSPI clock
high and low time
PRESCALER[7:0] =
n = 0,1,3,5
t(CK)/2
-0.5
-
t(CK)/2+0.5
ns
tw(CKL)
t(CK)/2
-0.5
-
t(CK)/2+0.5
tw(CKH)
OCTOSPI clock
high and low time
Odd division
PRESCALER[7:0] =
n = 2,4,6,8
(n/2)×t(CK)/(n+1)-
0.5
-
(n/2)×t(CK)/(n+1)+
0.5
tw(CKL)
(n/2+1)×t(CK)/
(n+1) -0.5
-
(n/2+1)×t(CK)/
(n+1)+0.5
tsr(IN), tsf(IN)
Data input setup
time
Voltage ranges 0/1
2.5
-
-
Voltage range 2
1.5
-
-
thr(IN),thf(IN)
Data input hold
time
Voltage ranges 0/1
3
-
-
Voltage range 2
4
-
-
tvr(OUT),
tvf(OUT)
Data output valid
time
Voltage
ranges
0/1
DHQC=0
-
5.5
7.25
DHQC=1
Pres=1,2
…
-
Tpclk
/4
+0.5
Tpclk/4
+2
Voltage range 2
DHQC=0
-8
10
thr(OUT),
thf(OUT)
Data output hold
time
Voltage
ranges
0/1
DHQC=0
5
-
-
DHQC=1
Pres=1,2
…
Tpclk/4
-0.25
--
Voltage range 2
DHQC=0
8-
-
1. Values in the table applies to octal and quad SPI mode.
2. Guaranteed by characterization results.



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