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STM32L452VCU6 Datasheet(PDF) 44 Page - STMicroelectronics

No. de pieza STM32L452VCU6
Descripción Electrónicos  Ultra-low-power ARM® Cortex®-M4 32-bit MCUFPU, 100DMIPS, up to 512KB Flash, 160KB SRAM, analog, audio, ext. SMPS
PDF  210 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32L452VCU6 Datasheet(HTML) 44 Page - STMicroelectronics

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Functional overview
STM32L452xx
44/210
DocID029968 Rev 3
without having any impact on the timing of “injected” conversions
–
“injected” conversions for precise timing and with high conversion priority
3.22
Random number generator (RNG)
All devices embed an RNG that delivers 32-bit random numbers generated by an integrated
analog circuit.
3.23
Timers and watchdogs
The STM32L452xx includes one advanced control timers, up to five general-purpose timers,
two basic timers, two low-power timers, two watchdog timers and a SysTick timer. The table
below compares the features of the advanced control, general purpose and basic timers.
Table 10. DFSDM1 implementation
DFSDM features
DFSDM1
Number of channels
8
Number of filters
4
Input from internal ADC
-
Supported trigger sources
10
Pulses skipper
-
ID registers support
-
Table 11. Timer feature comparison
Timer type
Timer
Counter
resolution
Counter
type
Prescaler
factor
DMA
request
generation
Capture/
compare
channels
Complementary
outputs
Advanced
control
TIM1
16-bit
Up, down,
Up/down
Any integer
between 1
and 65536
Yes
4
3
General-
purpose
TIM2
32-bit
Up, down,
Up/down
Any integer
between 1
and 65536
Yes
4
No
General-
purpose
TIM3
16-bit
Up, down,
Up/down
Any integer
between 1
and 65536
Yes
4
No
General-
purpose
TIM15
16-bit
Up
Any integer
between 1
and 65536
Yes
2
1
General-
purpose
TIM16
16-bit
Up
Any integer
between 1
and 65536
Yes
1
1
Basic
TIM6
16-bit
Up
Any integer
between 1
and 65536
Yes
0
No



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