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Product Information

  • Architecture: ARM Cortex-M3
  • CPU Speed: 32MHz
  • Controller Family/Series: STM32L
  • Core Size: 32bit
  • EEPROM Memory Size: 2KB
  • Embedded Interface Type: I2C, SPI, USART, USB
  • MCU Case Style: UFQFPN
  • MSL: MSL 3 - 168 hours
  • No. of I/O's: 37
  • No. of Pins: 48
  • Operating Temperature Max: 85°C
  • Operating Temperature Min: -40°C
  • Packaging: Each
  • Peripherals: ACMP, ADC, DAC, DMA, LCD, POR, RTC
  • Program Memory Size: 32KB
  • Program Memory Size: 32KB
  • RAM Memory Size: 4KB
  • SVHC: To Be Advised
  • Supply Voltage Max: 3.6V
  • Supply Voltage Min: 1.8V


The ultralow power device incorporates the connectivity power of the universal serial bus (USB) with the high-performance ARM Cortex™-M3 32-bit RISC core operating at a 32 MHz frequency, a memory protection unit (MPU), high-speed embedded memories and an extensive range of enhanced I/Os and peripherals connected to two APB buses. The device offer a 12-bit ADC, 2 DACs and 2 ultralow power comparators, six general-purpose 16-bit timers and two basic timers, which can be used as time bases. Moreover, the device contain standard and advanced communication interfaces: up to two I2Cs and SPIs, three USARTs and a USB. They also include a real-time clock and a set of backup registers that remain powered in Standby mode.


  • Ultralow power platform
  • Core: ARM 32-bit Cortex™-M3 CPU
  • Reset and supply management
  • Clock sources
  • Pre-programmed bootloader
  • Development support
  • Memories- Flash, RAM, EEPROM with ECC, Backup register
  • LCD Driver for up to 8x28 segments
  • Seven DMA controller channels
  • Eight communication interface peripherals
  • Ten timers
  • CRC calculation unit


  • Medical
  • Automation & Process Control
  • Wireless


Availability:  130

  • 130 in stock for same day shipping
Check stock and lead times
    More stock available week commencing 11/30/15

Price for: Each 1

Minimum order quantity: 1

Order multiple quantity: 1

Price: $2.64 $2.64



Quantity List Price
1 - 9 $2.64
10 - 24 $2.25
25 - 99 $1.89
100 - 249 $1.72
250 - 499 $1.56
500 - 999 $1.45
1000 - 2499 $1.29
2500+ $1.25

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