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STM32L552ME Dataheets PDF



Part Number STM32L552ME
Manufacturers STMicroelectronics
Logo STMicroelectronics
Description Ultra-low-power Arm Cortex-M33 32-bit MCU
Datasheet STM32L552ME DatasheetSTM32L552ME Datasheet (PDF)

STM32L552xx Ultra-low-power Arm® Cortex®-M33 32-bit MCU+TrustZone®+FPU, 165 DMIPS, up to 512 KB Flash memory, 256 KB SRAM, SMPS Datasheet - production data Features Ultra-low-power with FlexPowerControl • 1.71 V to 3.6 V power supply • -40 °C to 85/125 °C temperature range • Batch acquisition mode (BAM) • 187 nA in VBAT mode: supply for RTC and 32x32-bit backup registers • 17 nA Shutdown mode (5 wakeup pins) • 108 nA Standby mode (5 wakeup pins) • 222 nA Standby mode with RTC • 3.16 μA Stop 2 .

  STM32L552ME   STM32L552ME



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STM32L552xx Ultra-low-power Arm® Cortex®-M33 32-bit MCU+TrustZone®+FPU, 165 DMIPS, up to 512 KB Flash memory, 256 KB SRAM, SMPS Datasheet - production data Features Ultra-low-power with FlexPowerControl • 1.71 V to 3.6 V power supply • -40 °C to 85/125 °C temperature range • Batch acquisition mode (BAM) • 187 nA in VBAT mode: supply for RTC and 32x32-bit backup registers • 17 nA Shutdown mode (5 wakeup pins) • 108 nA Standby mode (5 wakeup pins) • 222 nA Standby mode with RTC • 3.16 μA Stop 2 with RTC • 106 μA/MHz Run mode (LDO mode) • 62 μA/MHz Run mode @ 3 V (SMPS step-down converter mode) • 5 µs wakeup from Stop mode • Brownout reset (BOR) in all modes except Shutdown Core • Arm® 32-bit Cortex®-M33 CPU with TrustZone® and FPU ART Accelerator • 8-Kbyte instruction cache allowing 0-wait-state execution from Flash memory and external memories; frequency up to 110 MHz, MPU, 165 DMIPS and DSP instructions Performance benckmark • 1.5 DMIPS/MHz (Drystone 2.1) • 442 CoreMark® (4.02 CoreMark®/MHz) Energy benchmark • 370 ULPMark-CP® score • 54 ULPMark-PP® score • 27400 SecureMark-TLS® score LQFP48 (7 x 7 mm) LQFP64 (10 x 10 mm) LQFP100(*) (14 x14 mm) LQFP144 (20 x 20mm) FBGA UFQFPN48 (7 x 7 mm) UFBGA132 (7 x 7 mm) WLCSP81 (4.36 x 4.07 mm) (*): Silhouette shown above. Memories • Up to 512-Kbyte Flash, two banks read-whilewrite • 256 Kbytes of SRAM including 64 Kbytes with hardware parity check • External memory interface supporting SRAM, PSRAM, NOR, NAND and FRAM memories • OCTOSPI memory interface Security • Arm® TrustZone® and securable I/Os, memories and peripherals • Flexible life cycle scheme with RDP (readout protection) • Root of trust thanks to unique boot entry and hide protection area (HDP) • SFI (secure firmware installation) thanks to embedded RSS (root secure services) • Secure firmware upgrade support with TF-M • HASH hardware accelerator • Active tamper and protection against temperature, voltage and frequency attacks • True random number generator NIST SP80090B compliant • 96-bit unique ID October 2020 This is information on a product in full production. DS12737 Rev 6 1/340 www.st.com STM32L552xx • 512-byte OTP (one-time programmable) for user data General-purpose input/outputs • Up to 114 fast I/Os with interrupt capability most 5 V-tolerant and up to 14 I/Os with independent supply down to 1.08 V Power management • Embedded regulator (LDO) with three configurable range output to supply the digital circuitry • Embedded SMPS step-down converter • External SMPS support Clock management • 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 • 3 PLLs for system clock, USB, audio, ADC Up to 16 timers and 2 watchdogs • 16x timers: 2 x 16-bit advanced motor-control, 2 x 32-bit and 5 x 16-bit general purpose, 2x 16-bit basic, 3x low-power 16-bit timers (available in Stop mode), 2x watchdogs, 2x SysTick timer • RTC with hardware calendar, alarms and calibration Up to 19 communication peripherals • 1x USB Type-C™/ USB power delivery controller • 1x USB 2.0 full-speed crystal less solution, LPM and BCD • 2x SAIs (serial audio interface) • 4x I2C FM+(1 Mbit/s), SMBus/PMBus™ • 6x USARTs (ISO 7816, LIN, IrDA, modem) • 3x SPIs (7x SPIs with USART and OCTOSPI in SPI mode) • 1x FDCAN controller • 1x SDMMC interface 2 DMA controllers • 14 DMA channels Up to 22 capacitive sensing channels • Support touch key, linear and rotary touch sensors Rich analog peripherals (independent supply) • 2x 12-bit ADC 5 Msps, up to 16-bit with hardware oversampling, 200 µA/Msps • 2x 12-bit DAC outputs, low-power sample and hold • 2x operational amplifiers with built-in PGA • 2x ultra-low-power comparators • 4x digital filters for sigma delta modulator CRC calculation unit Debug • Development support: serial wire debug (SWD), JTAG, Embedded Trace Macrocell™ (ETM) Reference STM32L552xx Table 1. Device summary Part numbers STM32L552CC, STM32L552CE, STM32L552ME, STM32L552QC, STM32L552QE, STM32L552RC, STM32L552RE, STM32L552VC, STM32L552VE, STM32L552ZC, STM32L552ZE 2/340 DS12737 Rev 6 STM32L552xx Contents Contents 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 2 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3 Functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 3.1 Arm® Cortex®-M33 core with TrustZone® and FPU . . . . . . . . . . . . . . . . . 20 3.2 Art Accelerator – instruction cache (ICACHE) . . . . . . . . . . . . . . . . . . . . . 20 3.3 Me.


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