STM32L462RET6

STM32L462RET6

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STM32L462RET6TR

Ultra-low-power with FPU Arm Cortex-M4 MCU 80 MHz with 512 kbytes of Flash memory, USB Device, AES-256, DFSDM

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 US5A992.c
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameLQFP 64 10x10x1.4 mm

The STM32L462xx 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
  • 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
    • 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
    • 335 ULPMark™ CP score
    • 104 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, 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, 1x 32-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
    • 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 output channels, 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
  • AES: 128/256-bit key encryption hardware accelerator
  • 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 (Stop 2 wake-up)
    • 3x SPIs (and 1x Quad SPI)
    • CAN (2.0B Active) and SDMMC interface
    • 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
Quantity $ per unit Savings
1-9$7.250%
10-24$6.5610%
25-99$6.2514%
100-249$5.4225%
250-499$5.1828%
500-999$4.7235%
1000-10000$4.1243%
Contact sales
$7.25
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 US5A992.c
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameLQFP 64 10x10x1.4 mm

The STM32L462xx 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
  • 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
    • 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
    • 335 ULPMark™ CP score
    • 104 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, 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, 1x 32-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
    • 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 output channels, 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
  • AES: 128/256-bit key encryption hardware accelerator
  • 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 (Stop 2 wake-up)
    • 3x SPIs (and 1x Quad SPI)
    • CAN (2.0B Active) and SDMMC interface
    • 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