STM32L021D4 Datasheet | STMicroelectronics

STM32L021D4 STM32L021F4 STM32L021G4 STM32L021K4 Access line ultra-low-power 32-bit MCU Arm®-based Cortex®-M0+, 16KB Flash, 2KB SRAM, 512B EEPROM, ADC, AES - production data Features - Ultra-low-power platform - 1.65 V to 3.6 V power supply - -40 to 125 °C temperature range - 0.23 µA Standby mode (2 wakeup pins) - 0.29 µA Stop mode (16 wakeup lines) - 0.54 µA Stop mode + RTC + 2 KB RAM retention - Down to 76 µA/MHz in Run mode - 5 µs wakeup time (from Flash memory) - 41 µA 12-bit ADC conversion at 10 ksps - Core: Arm® 32-bit Cortex®-M0+ - From 32 k Hz to 32 MHz max. - 0.95 DMIPS/MHz - Reset and supply management - Ultra-safe, low-power BOR (brownout reset) with 5 selectable thresholds - Ultralow power POR/PDR - Programmable voltage detector (PVD) - Clock sources - 0 to 32 MHz external clock - 32 k Hz oscillator for RTC with calibration - High speed internal 16 MHz factory-trimmed RC (+/- 1%) - Internal low-power 37 k Hz RC - Internal multispeed low-power 65 k Hz to 4.2 MHz RC - PLL for CPU clock - Pre-programmed bootloader - USART, SPI supported - Development...