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STM32L433CBT7

STM32L433CBT7

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STM32L433CBU6

Ultra-low-power with FPU Arm Cortex-M4 MCU 80 MHz with 128 Kbytes of Flash memory, USB FS, LCD

Supply Voltage Min Volt1.71
Supply Voltage Max Volt3.6
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
CoreArm Cortex-M4
ECCN US3A991.a.2
ECCN EUNEC
Packing TypeTray
RoHs compliantEcopack2
GradeIndustrial
Package NameUFQFPN 48 7x7x0.55 mm

The STM32L433xx devices are ultra-low-power microcontrollers based on the high-performance Arm® Cortex®-M4 32-bit RISC core operating at a frequency of up to 80 MHz. The Cortex-M4 core features a Floating point unit (FPU) single precision that supports all Arm® single-precision data-processing...
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Key features
  • Includes ST state-of-the-art patented technology
    • Ultra-low-power with FlexPowerControl
      • 1.71 V to 3.6 V power supply

      • -40 °C to 85/105/125 °C temperature range

      • 200 nA in VBAT mode: supply for RTC and 32x32-bit backup registers

      • 8 nA Shutdown mode (5 wakeup pins)

      • 28 nA Standby mode (5 wakeup pins)

      • 280 nA Standby mode with RTC

      • 1.0 µA Stop 2 mode, 1.28 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
      • 347 ULPMark™ CP score

      • 121 ULPMark™ PP 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, USB, audio, ADC

    • Up to 83 fast I/Os, most 5 V-tolerant
    • RTC with HW calendar, alarms and calibration
    • LCD 8× 40 or 4× 44 with step-up converter
    • Up to 21 capacitive sensing channels: support touchkey, linear and rotary touch sensors
    • 11x timers: 1x 16-bit advanced motor-control, 1x 32-bit and 2x 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 256 KB single bank Flash, proprietary code readout protection

      • 64 KB of SRAM including 16 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

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

      • 1x operational amplifier with built-in PGA

      • 2x ultra-low-power comparators

    • 17x communication interfaces
      • USB 2.0 full-speed crystal less solution with LPM and BCD

      • 1x SAI (serial audio interface)

      • 3x I2C FM+(1 Mbit/s), SMBus/PMBus

      • 4x USARTs (ISO 7816, LIN, IrDA, modem)

      • 1x LPUART (Stop 2 wake-up)

      • 3x SPIs (and 1x Quad SPI)

      • CAN (2.0B Active) and SDMMC interface

      • SWPMI single wire protocol master I/F

      • IRTIM (Infrared interface)

    • 14-channel DMA controller
    • True random number generator
    • CRC calculation unit, 96-bit unique ID
    • Development support: serial wire debug (SWD), JTAG, Embedded Trace Macrocell™
    • All packages are ECOPACK2 compliant
Out of Stock
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10-99$2.7726%
100-249$2.6430%
250-2499$2.5133%
2500-10000$2.5034%
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$3.76
Supply Voltage Min Volt1.71
Supply Voltage Max Volt3.6
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
CoreArm Cortex-M4
ECCN US3A991.a.2
ECCN EUNEC
Packing TypeTray
RoHs compliantEcopack2
GradeIndustrial
Package NameUFQFPN 48 7x7x0.55 mm

The STM32L433xx devices are ultra-low-power microcontrollers based on the high-performance Arm® Cortex®-M4 32-bit RISC core operating at a frequency of up to 80 MHz. The Cortex-M4 core features a Floating point unit (FPU) single precision that supports all Arm® single-precision data-processing...
Read More

Key features
  • Includes ST state-of-the-art patented technology
    • Ultra-low-power with FlexPowerControl
      • 1.71 V to 3.6 V power supply

      • -40 °C to 85/105/125 °C temperature range

      • 200 nA in VBAT mode: supply for RTC and 32x32-bit backup registers

      • 8 nA Shutdown mode (5 wakeup pins)

      • 28 nA Standby mode (5 wakeup pins)

      • 280 nA Standby mode with RTC

      • 1.0 µA Stop 2 mode, 1.28 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
      • 347 ULPMark™ CP score

      • 121 ULPMark™ PP 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, USB, audio, ADC

    • Up to 83 fast I/Os, most 5 V-tolerant
    • RTC with HW calendar, alarms and calibration
    • LCD 8× 40 or 4× 44 with step-up converter
    • Up to 21 capacitive sensing channels: support touchkey, linear and rotary touch sensors
    • 11x timers: 1x 16-bit advanced motor-control, 1x 32-bit and 2x 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 256 KB single bank Flash, proprietary code readout protection

      • 64 KB of SRAM including 16 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

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

      • 1x operational amplifier with built-in PGA

      • 2x ultra-low-power comparators

    • 17x communication interfaces
      • USB 2.0 full-speed crystal less solution with LPM and BCD

      • 1x SAI (serial audio interface)

      • 3x I2C FM+(1 Mbit/s), SMBus/PMBus

      • 4x USARTs (ISO 7816, LIN, IrDA, modem)

      • 1x LPUART (Stop 2 wake-up)

      • 3x SPIs (and 1x Quad SPI)

      • CAN (2.0B Active) and SDMMC interface

      • SWPMI single wire protocol master I/F

      • IRTIM (Infrared interface)

    • 14-channel DMA controller
    • True random number generator
    • CRC calculation unit, 96-bit unique ID
    • Development support: serial wire debug (SWD), JTAG, Embedded Trace Macrocell™
    • All packages are ECOPACK2 compliant