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STM32L552CCT3PTR Datasheet(PDF) 140 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) 140 Page - STMicroelectronics

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Electrical characteristics
STM32L552xx
140/340
DS12737 Rev 6
Figure 28. STM32L552xxxP and STM32L562xxxP power supply overview
Note:
If the selected package has the external SMPS option but no external SMPS is used by the
application (the embedded LDO is used instead), the VDD12 pins are kept unconnected.
MSv62918V1
VDDIO2
VDD
IO
logic
Kernel logic
(CPU, Digital
& Memories)
Backup circuitry
(LSE, RTC,
Backup registers)
IN
OUT
Regulator
GPIOs
1.55 – 3.6 V
IN
OUT
GPIOs
n x 100 nF
+1 x 4.7 μF
m x100 nF
IO
logic
+4.7 μF
m x VDDIO2
m x VSS
n x VSS
n x VDD
VBAT
VCORE
Power switch
VDDIO2
VDDIO1
ADCs/
DACs/
OPAMPs/
COMPs/
VREFBUF
VREF+
VREF-
VDDA
10 nF
+1 μF
VDDA
VSSA
VREF
100 nF
+1 μF
1.05 – 1.32 V
2 x VDD12



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