STM32L151RBH6A                Description

This datasheet provides the ordering information and mechanical device characteristics of the STM32L151x6/8/B-A and STM32L152x6/8/B-A ultra-low-power ARM? Cortex?-M3 based microcontrollers product line. The ultra-low-power STM32L151x6/8/B-A and STM32L152x6/8/B-A microcontroller family includes devices in 3 different package types: from 48 to 100 pins. Depending on the device chosen, different sets of peripherals are included, the description below gives an overview of the complete range of peripherals proposed in this family.

STM32L151RBH6A                       Features 

? Ultra-low-power platform

– 1.65 V to 3.6 V power supply

– -40°C to 105°C temperature range

– 0.28 μA Standby mode (3 wakeup pins)

– 1.11 μA Standby mode + RTC

– 0.44 μA Stop mode (16 wakeup lines)

– 1.38 μA Stop mode + RTC

– 10.9 μA Low-power Run mode

– 185 μA/MHz Run mode

– 10 nA ultra-low I/O leakage

– < 8 μs wakeup time

? Core: ARM? Cortex?-M3 32-bit CPU

– From 32 kHz up to 32 MHz max

– 1.25 DMIPS/MHz (Dhrystone 2.1)

– Memory protection unit

? Reset and supply management

– Ultra-safe, low-power BOR (brownout

reset) with 5 selectable thresholds

– Ultra-low-power POR/PDR

– Programmable voltage detector (PVD)

? Clock sources

– 1 to 24 MHz crystal oscillator

– 32 kHz oscillator for RTC with calibration

– High Speed Internal 16 MHz factorytrimmed RC (+/- 1%)

– Internal low-power 37 kHz RC

– Internal multispeed low-power 65 kHz to

4.2 MHz

– PLL for CPU clock and USB (48 MHz)

? Pre-programmed bootloader

– USART supported

? Development support

– Serial wire debug supported

– JTAG and trace supported

? Up to 83 fast I/Os (73 I/Os 5V tolerant), all

mappable on 16 external interrupt vectors

? Memories

– Up to 128 Kbytes Flash memory with ECC

– Up to 32 Kbytes RAM

– Up to 4 Kbytes of true EEPROM with ECC

– 80-byte backup register

STM32L151RBH6A                        Applications

? Medical and handheld equipment

? Application control and user interface

? PC peripherals, gaming, GPS and sport equipment

? Alarm systems, Wired and wireless sensors, Video intercom

? Utility metering