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STM32U545NET6QTR Datasheet(PDF) 131 Page - STMicroelectronics

No. de pieza STM32U545NET6QTR
Descripción Electrónicos  Ultra-low-power Arm® Cortex®-M33 MCUTrustZone®FPU,240 DMIPS, 512 KB flash memory, 274 KB SRAM, crypto
PDF  283 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32U545NET6QTR Datasheet(HTML) 131 Page - STMicroelectronics

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DS14216 Rev 1
131/283
STM32U545xx
Electrical characteristics
258
5.1.6
Power supply scheme
Figure 23. STM32U545xx power supply scheme (without SMPS)
MSv64358V3
VDDIO2
VDD
I/O
logic
Kernel logic
(CPU, digital
and
memories)
Backup circuitry
(LSE, RTC, TAMP
backup registers,
backup SRAM)
IN
OUT
LDO
regulator
GPIOs
1.65 – 3.6 V
IN
OUT
GPIOs
n x 100 nF
+ 1 x 10 μF
m x 100 nF
I/O
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
100 nF
+1 μF
VDDA
VSSA
VREF
100 nF+ 1 μF
VCORE
4.7 μF
VCAP
VDDUSB
VDDUSB
100 nF



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