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ST STM32L452CEU6 product image
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ST STM32L452CEU6RoHS

Manufacturer
ST
MPN
STM32L452CEU6
LCSC Part #
C222355
Packaging
QFN-48-EP(7x7)
Customer #
Key Attributes
Ultra-low-power ARM Cortex-M4 32-bit MCU+FPU, 100DMIPS, up to 512KB Flash, 160KB SRAM, analog, audio, ext. SMPS
Datasheetpdf iconST STM32L452CEU6
In-Stock: 341
341 In stock, ships now
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QtyUnit PriceTotal Amount
1+$ 6.9077$ 6.91
10+$ 6.0605$ 60.61
30+$ 4.9596$ 148.79
100+$ 4.5271$ 452.71
Standard Packaging260/Full Tray
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Products Specifications

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TypeDescription
CategoryIntegrated Circuits (ICs)/Embedded/Microcontrollers
ManufacturerST
PackagingQFN-48-EP(7x7)
DAC (Bit)12bit
ADC (Bit)12bit
Operating Temperature-40℃~+85℃
Voltage - Supply1.71V~3.6V
Program Memory TypeFLASH
EEPROM-
Program Storage Size512KB
CPU CoreARM Cortex-M4
Core Size32 Bit
CPU Maximum Speed80MHz
Oscillator TypeBuilt-in
Number of I/O38
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Additional Information

TypeDetails
Minimum1
Multiple1
Standard Packaging260
Sales UnitPiece

Features

AI Translation
  • Ultra-low-power with FlexPowerControl
    • 1.71 V to 3.6 V power supply
    • -40 °C to 85/125 °C temperature range
    • 145 nA in VBAT mode: supply for RTC and 32x32 -bit backup registers
    • 22 nA Shutdown mode (5 wakeup pins)
    • 106 nA Standby mode (5 wakeup pins)
    • 375 nA Standby mode with RTC
    • 2.05 μA Stop 2 mode, 2.40 μA with RTC
    • 84 μA/MHz run mode (LDO Mode)
    • 36 μA/MHz run mode (@3.3 V SMPS Mode)
    • Batch acquisition mode (BAM)
    • 4 μs wakeup from Stop mode
    • Brown out reset (BOR)
    • Interconnect matrix
  • Core: ARM 32-bit Cortex -M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™) allowing 0-wait-state execution from Flash memory, frequency up to 80 MHz, MPU, 100DMIPS and DSP instructions
  • Performance benchmark
    • 1.25 DMIPS/MHz (Drystone 2.1)
    • 273.55 CoreMark (3.42 CoreMark/MHz @ 80 MHz)
  • Energy benchmark
    • 245 ULPBench score
  • Clock Sources
    • 4 to 48 MHz crystal oscillator
    • 32 kHz crystal oscillator for RTC (LSE)
    • Internal 16 MHz factory-trimmed RC (±1%)
    • Internal low-power 32 kHz RC (±5%)
    • Internal multispeed 100 kHz to 48 MHz oscillator, auto-trimmed by LSE (better than ±0.25 % accuracy)
    • Internal 48 MHz with clock recovery
    • 2 PLLs for system clock, audio, ADC
  • Up to 83 fast I/Os, most 5 V-tolerant
  • RTC with HW calendar, alarms and calibration
  • Up to 21 capacitive sensing channels: support touchkey, linear and rotary touch sensors
  • 12x timers: 1x 16-bit advanced motor-control, 1x32 -bit and 3x 16-bit general purpose, 2x 16-bit basic, 2x low-power 16-bit timers (available in Stop mode), 2x watchdogs, SysTick timer
  • Memories
    • Up to 512 KB single bank Flash, proprietary code readout protection
    • 160 KB of SRAM including 32 KB with hardware parity check
    • Quad SPI memory interface
  • Rich analog peripherals (independent supply)
    • 1x 12-bit ADC 5 Msps, up to 16-bit with hardware oversampling, 200 μA/Msps
    • 1x 12-bit DAC, low-power sample and hold
    • 1x operational amplifier with built-in PGA
    • 2x ultra-low-power comparators
    • Accurate 2.5 V or 2.048 V reference voltage buffered output
  • 17x communication interfaces
    • USB 2.0 full-speed crystal less solution with LPM and BCD
    • 1x SAI (serial audio interface)
    • 4x I²C FM+(1 Mbit/s), SMBus/PMBus
    • 3x USARTs (ISO 7816, LIN, IrDA, modem)
    • 1x UART (LIN, IrDA, modem)
    • 1x LPUART
    • 3x SPIs (4x SPIs with the Quad SPI)
    • CAN (2.0B Active) and SDMMC interface
    • IRTIM (Infrared interface)
  • CRC calculation unit, 96-bit unique ID
  • Development support: serial wire debug (SWD), JTAG, Embedded Trace Macrocell™