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STM32U545NET3QTR Datasheet(PDF) 100 Page - STMicroelectronics

Part # STM32U545NET3QTR
Description  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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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32U545NET3QTR Datasheet(HTML) 100 Page - STMicroelectronics

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Pinout, pin description, and alternate functions
STM32U545xx
100/283
DS14216 Rev 1
4.2
Pin description
Table 26. Legend/abbreviations used in the pinout table
Name
Abbreviation
Definition
Pin name
Unless otherwise specified in brackets below the pin name, the pin function during
and after reset is the same as the actual pin name
Pin type
S
Supply pin
I
Input only pin
I/O
Input/output pin
I/O structure
FT
5V-tolerant I/O
TT
3.6V-tolerant I/O
RST
Bidirectional reset pin with embedded weak pull-up
resistor
Option for TT or FT I/Os(1)
_a
I/O, with analog switch function supplied by VDDA
_f
I/O, Fm+ capable
_h
I/O with high-speed low-voltage mode
_o
I/O with OSC32_IN/OSC32_OUT capability
_s
I/O supplied only by VDDIO2
_t
I/O with tamper function supplied by VSW
_u
I/O, with USB function supplied by VDDUSB
_v
I/O very high-speed capable
Notes
Unless otherwise specified by a note, all I/Os are set as analog inputs during and after
reset.
Pin
functions
Alternate
functions
Functions selected through GPIOx_AFR registers
Additional
functions
Functions directly selected/enabled through peripheral registers
1. The related I/O structures in the table below are a concatenation of various options. Examples: FT_hat, FT_fs, FT_u, TT_a.



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