STM32L462REY6TR

Ultra-low-power Arm Cortex -M4 32-bit MCU+FPU, 100DMIPS , 512KB Flash, 160KB SRAM, analog, audio, AES

Key features

• Ultra-low-power with FlexPowerControl – 1.71V to 3.6V power supply – -40℃ to 85/125℃ 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 – 2.05µA Stop 2 mode, 2.40µA with RTC – 84µA/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 48MHz crystal oscillator – 32kHz crystal oscillator for RTC (LSE) – Internal 16MHz factory-trimmed RC (±1%) – Internal low-power 32kHz RC (±5%) – Internal multispeed 100kHz to 48MHz oscillator, auto-trimmed by LSE (better than ±0.25% accuracy) – Internal 48MHz 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: 1x16-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 – 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 2.5V or 2.048V 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