Microcontroller IC Chip LQFP-32 STM32L412KBT6

datasheet

Features
• Ultra-low-power with FlexPowerControl
– 1.71 V to 3.6 V power supply
– -40 °C to 85/125 °C temperature range
– 300 nA in VBAT mode: supply for RTC and
32×32-bit backup registers
– 16 nA Shutdown mode (4 wakeup pins)
– 32 nA Standby mode (4 wakeup pins)
– 245 nA Standby mode with RTC
– 0.7 µA Stop 2 mode, 0.95 µA with RTC
– 79 µA/MHz run mode (LDO Mode)
– 28 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
– 442 ULPMark-CP®
– 165 ULPMark-PP®
• 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

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