This document is a production data manual for STM32L151xD and STM32L152xD, which mainly introduces the characteristics of the product, including operating voltage range, low power mode, core, reset and supply management, clock management, storage, low power calendar and so on.
This document is a production datasheet for the STM32L151xD and STM32L152xD series of ultralow power ARM-based 32-bit microcontrollers. These devices feature a Cortex-M3 CPU core with up to 33.3 DMIPS peak performance and operate with a power supply range of 1.65 V to 3.6 V.
| Operating power supply range | 1.65 V to 3.6 V (without BOR) or 1.8 V to 3.6 V |
|---|---|
| Maximum frequency | 32 MHz |
| Peak performance | 33.3 DMIPS |
| Flash memory size | 384 Kbytes |
| Data EEPROM size | 12 Kbytes |
| RAM size | 48 Kbytes |
| ADC resolution | 12-bit |
| Number of communication interfaces | Up to 12 |
| Number of I/Os | Up to 116 |
The operating power supply range is 1.65 V to 3.6 V without the Brownout Reset (BOR), or 1.8 V to 3.6 V with BOR.
The maximum frequency is 32 MHz.
Yes, it supports an 8 x 40 or 4 x 44 LCD with a step-up converter.