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STM32L452RET3 - STMicroelectronics

Description: ARM Microcontrollers - MCU Ultra-low-power with FPU ARM Cortex-M4 MCU 80 MHz with 512 kbytes Flash, USB Device, DFSDM

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STM32L452RET3 - STMicroelectronics PCB footprint - Quad Flat Packages - Quad Flat Packages - LQFP, 10 X 10 X 1.4 PKG, 0.5 PITCH, 64LD
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STM32L452RET3 - STMicroelectronics  - 3D model - Quad Flat Packages - LQFP, 10 X 10 X 1.4 PKG, 0.5 PITCH, 64LD
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STM32L452RET3 Details

  • Manufacturer Part Number:

    STM32L452RET3

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LQFP-64

  • Country Of Origin:

    Mainland China, Philippines, Taiwan

  • ECCN Code:

    3A991.A.2

  • HTS Code:

    8542.31.00.25

  • Factory Lead Time:

    12 Weeks

  • Date Of Intro:

    2018-05-28

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    9

  • Has ADC:

    YES

  • Bit Size:

    32

  • Boundary Scan:

    YES

  • CPU Family:

    CORTEX-M4

  • Clock Frequency-Max:

    48 MHz

  • DAC Channels:

    YES

  • DMA Channels:

    YES

  • Format:

    FLOATING POINT

  • Integrated Cache:

    NO

  • JESD-30 Code:

    S-PQFP-G64

  • JESD-609 Code:

    e3

  • Length:

    10 mm

  • Low Power Mode:

    YES

  • Moisture Sensitivity Level:

    3

  • Number of DMA Channels:

    14

  • Number of External Interrupts:

    16

  • Number of I/O Lines:

    52

  • Number of Serial I/Os:

    6

  • Number of Terminals:

    64

  • Number of Timers:

    9

  • On Chip Data RAM Width:

    8

  • On Chip Program ROM Width:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • PWM Channels:

    YES

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LFQFP

  • Package Equivalence Code:

    QFP64,.47SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, LOW PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • RAM (bytes):

    163840

  • ROM (words):

    524288

  • ROM Programmability:

    FLASH

  • Seated Height-Max:

    1.6 mm

  • Speed:

    80 MHz

  • Supply Current-Max:

    11.5 mA

  • Supply Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    1.71 V

  • Supply Voltage-Nom:

    3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    10 mm

  • uPs/uCs/Peripheral ICs Type:

    MICROCONTROLLER, RISC

STM32L452RET3 Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the STM32L452RET6 is 32 MHz, but it can be overclocked to 48 MHz with a reduced voltage range.
  • The internal oscillator (HSI) can be configured using the RCC_ICSCR register. Set the HSION bit to enable the internal oscillator, and then trim the oscillator frequency using the HSITRIM bits.
  • The VBAT pin is used to connect a battery or a supercapacitor to provide power to the real-time clock (RTC) and the backup registers when the main power supply is turned off.
  • The STM32L452RET6 has several low-power modes, including Sleep, Stop, and Standby. These modes can be entered using the PWR_CSR register. For example, to enter Stop mode, set the SLEEPDEEP bit in the PWR_CSR register and then execute the WFI instruction.
  • The maximum current consumption of the STM32L452RET6 depends on the operating frequency and voltage. According to the datasheet, the maximum current consumption is around 350 mA at 32 MHz and 3.3 V.

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STM32L452RET3 Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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