STM32C551CEU6

STM32C551CEU6

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STM32C551CET6

Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C

Supply Voltage Min Volt2.7
Supply Voltage Max Volt3.6
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
CoreArm Cortex-M33
ECCN US3A991.a.2
ECCN EUNEC
Packing TypeTray
RoHs compliantEcopack2
GradeIndustrial
Package NameLQFP 48 7x7x1.4 mm

The STM32C55xxx devices are general purpose microcontrollers family (STM32C5 Series) based on the high‑performance Arm® Cortex®-M33 32-bit RISC core. They operate at a frequency of up to 144 MHz.The Cortex®-M33 core features a single‑precision floating‑point unit (FPU), that...
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Key features
  • Includes ST state-of-the-art patented technology.
  • Core
    • 32-bit Arm®
      Cortex®-M33 CPU with FPU, frequency up to 144 MHz, MPU, and DSP instructions
  • Benchmarks
  • ART Accelerator
    • 8-Kbyte instruction cache enables 0-wait-state execution from flash memory at the CPU's maximum speed
  • Memories
    • Up to 512‑Kbyte flash memory with ECC, 2 banks read-while-write
    • 128-Kbyte SRAM including 64-Kbyte with ECC
    • 64-Kbyte flash memory area for software EEPROM emulation
    • 4.5-Kbyte OTP (one-time programmable)
  • Clock, reset, and supply management
    • 2.7 V to 3.6 V application supply and I/O
    • POR, PDR, and PVD
    • Embedded regulator (LDO)

    • Internal oscillators:
      144 MHz HSI (with +/- 1% accuracy over temperature range [-20 °C : 130°C]),
      160/144/100 MHz PSI,
      32 kHz LSI

    • External oscillators:
      4 to 50 MHz HSE,
      32.768 kHz LSE
    • Low-power modes: Sleep, Stop, and Standby
  • DMA controller to offload the CPU
    • 2 x LPDMA with 12 channels (8 + 4)
  • Analog
    • 2 × 12-bit ADC (19 external channels and 2 internal), up to 2.25 MSPS, or up to 4.5 MSPS in dual interleaved mode
    • 1 × 12-bit DAC (with output buffer)
    • 1 × comparator (with configurable set of inputs)
  • Up to 15 timers
    • 9 × 16-bit (including 2 × 16-bit advanced motor control, 1 × low-power 16-bit timer available in Stop mode) and 2 × 32-bit timers
    • 2 × watchdogs
    • 1 × SysTick timer
    • RTC with hardware calendar, alarms, and calibration
  • Communication interfaces
    • Up to 2 × I2C FM + interfaces (SMBus/PMBus)
    • 1 × I3C
    • Up to 3 × USARTs (ISO7816 interface, LIN, IrDA, modem control), 2 × UARTs, and 1 × LPUART
    • Up to 3 × SPIs with full‑duplex I2S for audio-class accuracy through external clock, and up to 3 × additional SPIs derived from 3 × USARTs when configured in synchronous mode
    • 1 × FDCAN
    • 1 × USB 2.0 full-speed host and device
  • Low-power modes
    • Sleep, Stop, and Standby modes
  • Up to 86 I/O ports with interrupt capability
  • HASH (SHA-1, SHA-224, SHA-256), HMAC
  • Mathematical coprocessor
    • CORDIC for trigonometric functions acceleration
  • 1 × True random number generator
  • Bootloader support on USART, FDCAN, USB, and SPI interfaces
  • Flexible life-cycle scheme with RDP and password-protected regression
  • 96-bit unique ID
  • All packages are ECOPACK2 compliant.
In stock
Quantity $ per unit Savings
1-9$2.250%
10-24$1.6726%
25-99$1.5232%
100-249$1.3639%
250-499$1.2843%
500$1.2445%
Contact sales
$2.25
$2.25
Supply Voltage Min Volt2.7
Supply Voltage Max Volt3.6
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
CoreArm Cortex-M33
ECCN US3A991.a.2
ECCN EUNEC
Packing TypeTray
RoHs compliantEcopack2
GradeIndustrial
Package NameLQFP 48 7x7x1.4 mm

The STM32C55xxx devices are general purpose microcontrollers family (STM32C5 Series) based on the high‑performance Arm® Cortex®-M33 32-bit RISC core. They operate at a frequency of up to 144 MHz.The Cortex®-M33 core features a single‑precision floating‑point unit (FPU), that...
Read More

Key features
  • Includes ST state-of-the-art patented technology.
  • Core
    • 32-bit Arm®
      Cortex®-M33 CPU with FPU, frequency up to 144 MHz, MPU, and DSP instructions
  • Benchmarks
  • ART Accelerator
    • 8-Kbyte instruction cache enables 0-wait-state execution from flash memory at the CPU's maximum speed
  • Memories
    • Up to 512‑Kbyte flash memory with ECC, 2 banks read-while-write
    • 128-Kbyte SRAM including 64-Kbyte with ECC
    • 64-Kbyte flash memory area for software EEPROM emulation
    • 4.5-Kbyte OTP (one-time programmable)
  • Clock, reset, and supply management
    • 2.7 V to 3.6 V application supply and I/O
    • POR, PDR, and PVD
    • Embedded regulator (LDO)

    • Internal oscillators:
      144 MHz HSI (with +/- 1% accuracy over temperature range [-20 °C : 130°C]),
      160/144/100 MHz PSI,
      32 kHz LSI

    • External oscillators:
      4 to 50 MHz HSE,
      32.768 kHz LSE
    • Low-power modes: Sleep, Stop, and Standby
  • DMA controller to offload the CPU
    • 2 x LPDMA with 12 channels (8 + 4)
  • Analog
    • 2 × 12-bit ADC (19 external channels and 2 internal), up to 2.25 MSPS, or up to 4.5 MSPS in dual interleaved mode
    • 1 × 12-bit DAC (with output buffer)
    • 1 × comparator (with configurable set of inputs)
  • Up to 15 timers
    • 9 × 16-bit (including 2 × 16-bit advanced motor control, 1 × low-power 16-bit timer available in Stop mode) and 2 × 32-bit timers
    • 2 × watchdogs
    • 1 × SysTick timer
    • RTC with hardware calendar, alarms, and calibration
  • Communication interfaces
    • Up to 2 × I2C FM + interfaces (SMBus/PMBus)
    • 1 × I3C
    • Up to 3 × USARTs (ISO7816 interface, LIN, IrDA, modem control), 2 × UARTs, and 1 × LPUART
    • Up to 3 × SPIs with full‑duplex I2S for audio-class accuracy through external clock, and up to 3 × additional SPIs derived from 3 × USARTs when configured in synchronous mode
    • 1 × FDCAN
    • 1 × USB 2.0 full-speed host and device
  • Low-power modes
    • Sleep, Stop, and Standby modes
  • Up to 86 I/O ports with interrupt capability
  • HASH (SHA-1, SHA-224, SHA-256), HMAC
  • Mathematical coprocessor
    • CORDIC for trigonometric functions acceleration
  • 1 × True random number generator
  • Bootloader support on USART, FDCAN, USB, and SPI interfaces
  • Flexible life-cycle scheme with RDP and password-protected regression
  • 96-bit unique ID
  • All packages are ECOPACK2 compliant.