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STM32L412TB

STMicroelectronics
Part Number STM32L412TB
Manufacturer STMicroelectronics
Description Ultra-low-power Arm Cortex-M4 32-bit MCU+FPU
Published May 13, 2019
Detailed Description STM32L412xx Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 100DMIPS, up to 128KB flash, 40KB SRAM, analog, ext. SMPS D...
Datasheet PDF File STM32L412TB PDF File

STM32L412TB
STM32L412TB

Overview
STM32L412xx Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 100DMIPS, up to 128KB flash, 40KB SRAM, analog, ext.
SMPS Datasheet - production data 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 85/125 °C temperature range – 300 nA in VBAT mode: supply for RTC and 32x32-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%) LQFP32 (7x7 mm) UFBGA64 (5x5 mm) UFQFPN32 (5x5 mm) LQFP48 (7x7 mm) UFQFPN48 (7x7 mm) WLCSP36 (2.
6x3.
1 mm) LQFP64 (10x10 mm) – Internal multispeed 100 kHz to 48 MHz oscillator, auto-trimmed by LSE (better than ±0.
25 % accuracy) – Internal 48 MHz with clock recovery – PLL for system clock • Up to 52 fast I/Os, most 5 V-tolerant • RTC with HW calendar, alarms and calibration • Up to 12 capacitive sensing channels: support touchkey, linear and rotary touch sensors • 10x timers: 1x 16-bit advanced motor-control, 1x 32-bit and 2x 16-bit general purpose, 1x 16bit basic, 2x low-power 16-bit timers (available in Stop mode), 2x watchdogs, SysTick timer • Memories – 128 KB single bank flash, proprietary code readout protection – 40 KB of SRAM includin...


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