STM32U535NET6QTR datasheet(2/278 Pages) STMICROELECTRONICS

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STM32U535xx

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DS14217 Rev 1

• 32 kHz crystal oscillator for RTC (LSE)

• Internal 16 MHz factory-trimmed RC (±1%)

• Internal low-power 32 kHz RC (±5%)

• 2 internal multispeed 100 kHz to 48 MHz

oscillators, including one auto-trimmed by LSE

(better than ±0.25% accuracy)

• Internal 48 MHz with clock recovery

• 3 PLLs for system clock, USB, audio, ADC

General-purpose input/outputs

• Up to 82 fast I/Os with interrupt capability most

5V-tolerant and up to 14 I/Os with independent

supply down to 1.08 V

Up to 17 timers and 2 watchdogs

• 2 16-bit advanced motor-control, 4 32-bit,

5 16-bit, 4 low-power 16-bit (available in Stop

mode), 2 SysTick timers and 2 watchdogs

• RTC with hardware calendar and calibration

Up to 19 communication peripherals

• 1 USB full-speed selectable host or device

controller

• 1 SAI (serial-audio interface)

• 4 I2C FM+(1 Mbit/s), SMBus/PMBus®

• 5 USARTs (ISO 7816, LIN, IrDA, modem)

• 3 SPIs (4x SPIs with OCTOSPI)

• 1 CAN FD controller

• 1 SDMMC interface

• 1 multi-function digital filter (2 filters)+ 1 audio

digital filter with sound-activity detection

• Parallel synchronous slave interface

16- and 4-channel DMA controllers,

functional in Stop mode

Graphic features

• 1 digital camera interface

Mathematical co-processor

• CORDIC for trigonometric functions

acceleration

• Filter mathematical accelerator (FMAC)

Up to 20 capacitive sensing channels

• Support touch key, linear and rotary touch

sensors

Rich analog peripherals (independent

supply)

• 14-bit ADC 2.5-Msps with hardware

oversampling

• 12-bit ADC 2.5-Msps, with hardware

oversampling, autonomous in Stop 2 mode

• 2 12-bit DAC, low-power sample and hold

• 1 operational amplifier with built-in PGA

• 1 ultra-low-power comparator

CRC calculation unit

Debug

• Development support: serial-wire debug

(SWD), JTAG, Embedded Trace Macrocell™

(ETM)

Table 1. Device summary

Reference

Part numbers

STM32U535xx

STM32U535CB, STM32U535CC, STM32U535CE, STM32U535JE, STM32U535NC,

STM32U535NE, STM32U535RB, STM32U535RC, STM32U535RE, STM32U535VC,

STM32U535VE

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