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STM32 32-bit ARM Cortex MCUs » STM32L052C8

Order Number Distributor Stock    
STM32L052C8 Available Directly From Manufacturer QUOTE


• Ultra-low-power platform
    – 1.65 V to 3.6 V power supply
    – -40 to 125 °C temperature range
    – 0.27 µA Standby mode (2 wakeup pins)
    – 0.4 µA Stop mode (16 wakeup lines)
    – 0.8 µA Stop mode + RTC + 8 KB RAM retention
    – 139 µA/MHz Run mode at 32 MHz
    – 3.5 µs wakeup time (from RAM)
    – 5 µs wakeup time (from Flash)
• Core: ARM® 32-bit Cortex®-M0+ with MPU
    – From 32 kHz up 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
    – 1 to 25 MHz crystal oscillator
    – 32 kHz oscillator for RTC with calibration
    – High speed internal 16 MHz factory-trimmed RC (+/- 1%)
    – Internal low-power 37 kHz RC
    – Internal multispeed low-power 65 kHz to 4.2 MHz RC
    – Internal self calibration of 48 MHz RC for USB
    – PLL for CPU clock
• Pre-programmed bootloader
    – USART, SPI supported
• Development support
    – Serial wire debug supported
• Up to 51 fast I/Os (45 I/Os 5V tolerant)
• Memories
    – Up to 64 KB Flash with ECC
    – 8 KB RAM
    – 2 KB of data EEPROM with ECC
    – 20-byte backup register
    – Sector protection against R/W operation
• Rich Analog peripherals (down to 1.8 V)
    – 12-bit ADC 1.14 Msps up to 16 channels (down to 1.65 V)
    – 12-bit 1 channel DAC with output buffers (down to 1.8 V)
    – 2x ultra-low-power comparators (window mode and wake up capability, down to 1.8 V)
• Up to 24 capacitive sensing channels supporting touchkey, linear and rotary touch sensors
• 7-channel DMA controller, supporting ADC, SPI, I2C, USART, DAC, Timers
• 8x peripherals communication interface
• 1x USB 2.0 crystal-less, battery charging detection and LPM
• 2x USART (ISO 7816, IrDA) 1x UART (low power)
• 2x SPI 16 Mbits/s
• 2x I2C (SMBus/PMBus)
• 9x timers: 1x 16-bit with up to 4 channels, 2x 16-bit with up to 2 channels, 1x 16-bit ultra-low-power timer, 1x SysTick, 1x RTC, 1x 16-bit basic for DAC, and 2x watchdogs (independent/window)
• CRC calculation unit, 96-bit unique ID
• True RNG and firewall protection
• All packages are ECOPACK®2

Data Sheet


Development Kits etc.

Provider Tool name Order Number
Atmel Ethernet 1 Xplained Pro ATETHERNET1-XPRO
STMicroelectronics Evaluation Board with STM32F446ZE MCU STM32446E-EVAL
STMicroelectronics IAR Experiment! Kits for STM32 MCUs STM32-EXPERIMENT
STMicroelectronics Evaluation Board with STM32F072VB MCU STM32072B-EVAL
STMicroelectronics Evaluation board with STM32F091VC MCU STM32091C-EVAL

IDEs (Compilers etc.)

Provider Tool name Order Number
Keil RealView Development Suite 4.1 Windows Node Locked License RS410-KT-30000
Keil RealView 4.1 Professional Development Suite Windows... RS41P-KT-40000
CodeSourcery Sourcery G++ for ARM EABI SGPP_ARM_EABI_s10
CodeSourcery Sourcery G++ for ARM uClinux SGPP_ARM_uC_s10
CodeSourcery Sourcery G++ for ARM GNU/Linux SGPP_ARM_LNX_s10
Keil RealView 4.1 Professional Development Suite Windows Node... RS41P-KT-30000

Debuggers / Simulators

Provider Tool name Order Number
Micrium uC/Probe PRB-WINX-000000-P-P1-A

JTAG Probes

Provider Tool name Order Number
SEGGER Microcontroller J-Link 8.08.00 J-LINK
SEGGER Microcontroller J-Link 5V Adapter 8.08.15
SEGGER Microcontroller J-Link PRO 8.12.00 J-LINK PRO
Abatron AG High-speed BDM/JTAG Interface for GNU Debugger BDI3000/A & bdiGDB Firmware
Keil ULINKpro Debug and Trace Unit ULINKpro
SEGGER Microcontroller J-Link EDU 8.08.90 J-LINK EDU

Operating Systems

Provider Tool name Order Number
CMX Systems CMX-Tiny+ RTOS CMX-Tiny
CMX Systems CMX-RTX, preemptive, multi-tasking RTOS CMX-RTX
SEGGER Microcontroller embOS (Real Time Operating System) 1.xx.xx
Micro Digital Inc. smx® Real Time Kernel for ARM and Cortex smxARM
Micro Digital Inc. SMX.Blaze™ blaze

Stacks/Protocols/File systems

Provider Tool name Order Number
CMX Systems CMX TCP/IP is a full-featured and fast TCP/IP stack CMX-TCP/IP
CMX Systems CMX-MicroNet is a very small and fast TCP/IP stack CMX-MicroNet
CMX Systems CMX-FFS is a Flash File System FFS
Micro Digital Inc. smxWiFi™ WiFi Stack smxWiFi
Micro Digital Inc. smxUSBD™ USB Device Stack smxUSBD
Micro Digital Inc. smxUSBO™ USB OTG Stack smxUSBO
Micro Digital Inc. smxUSBH™ USB Host Stack smxUSBH
Micro Digital Inc. smxFFS™ Flash File System smxFFS
Micro Digital Inc. smxFS™ Portable File System smxFS
Interniche Technologies FAT File System FatFile
Interniche Technologies NicheStack HTTP Server NicheStack HTTP
Interniche Technologies NicheStack SNMP NicheStack SNMP
Interniche Technologies NicheStack SSL/TLS NicheStack SSL
Interniche Technologies NicheStack IPSec IPSec
Interniche Technologies NicheStack RTP/RTCP NicheStack RTP
Interniche Technologies Gateway protocols Various
Interniche Technologies NicheStack IPv4 IPv4
Micro Digital Inc. smxNS™ TCP/IP Stack smxNS
SEGGER Microcontroller emWin (Graphics Software and GUI) 3.xx.xx
SEGGER Microcontroller emUSB (Embedded USB Stack) 9.xx.xx
SEGGER Microcontroller emFile (Embedded File System) 2.xx.xx
SEGGER Microcontroller embOS/IP (TCP/IP Stack) 7.xx.xx
HCC Embedded Fail-safe File Systems FFS
HCC Embedded MISRA Compliant TCP/IPv4 & IPv6 TCPIP
HCC Embedded Smart-meter File System SMFS
HCC Embedded Verifiable SSL/TLS SSLTLS
HCC Embedded eTaskSync Verifiable Scheduler ETASKSYNC
HCC Embedded Fail-safe Flash Translation Layer FTL
HCC Embedded USB Device, Host and OTG EUSB
HCC Embedded Fail-safe Bootloader BL
Interniche Technologies NicheStack Dual IPv4/IPv6 IPv4/IPv6
Interniche Technologies NicheStack IPv6 IPv6


Provider Tool name Order Number
SEGGER Microcontroller Flasher ARM 5.07.01 FLASHER ARM

Software Design

Provider Tool name Order Number
IAR Systems IAR visualSTATE VS

Other Software Tools

Provider Tool name Order Number
SEGGER Microcontroller J-Flash 8.08.02
SEGGER Microcontroller J-Link RDI 8.08.03
SEGGER Microcontroller J-Link Flash Breakpoint 8.08.04
SEGGER Microcontroller J-Link GDB Server 8.08.08
SEGGER Microcontroller J-Link Flash Download 8.08.05
Micro Digital Inc. GoFast® Floating Point Library GoFast
Micro Digital Inc. Prism GUI Products smxPrism
Micro Digital Inc. PEG GUI Products smxPEG

General Accessories

Provider Tool name Order Number
SEGGER Microcontroller J-Link ARM-14 8.08.01 J-LINK ARM-14
SEGGER Microcontroller JTAG Isolator 8.07.00 JTAG ISOLATOR
SEGGER Microcontroller J-Link 19-Pin Cortex-M Adapter 8.06.02 J-LINK 19-PIN CORTEX-M ADAPTER
SEGGER Microcontroller J-Link 9-Pin Cortex-M Adapter 8.06.00 J-LINK 9-PIN CORTEX-M ADAPTER