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STM32L151CBT6

Ultra-low-power Arm Cortex-M3 MCU with 128 Kbytes of Flash memory, 32 MHz CPU, USB

Supply Voltage Min Volt1.65
Supply Voltage Max Volt3.6
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
CoreArm Cortex-M3
ECCN US3A991.a.2
ECCN EUNEC
Packing TypeTray
RoHs compliantEcopack2
GradeIndustrial
Package NameLQFP 48 7x7x1.4 mm

The ultra-low-power STM32L151x6/8/B and STM32L152x6/8/B devices incorporate the connectivity power of the universal serial bus (USB) with the high-performance ARM®Cortex®-M3 32-bit RISC core operating at 32 MHz frequency (33.3 DMIPS), a memory protection unit (MPU), high-speed embedded memories...
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Key features
  • Ultra-low-power platform
    • 1.65 V to 3.6 V power supply
    • -40°C to 85°C/105°C temperature range
    • 0.3 μA Standby mode (3 wakeup pins)
    • 0.9 μA Standby mode + RTC
    • 0.57 μA Stop mode (16 wakeup lines)
    • 1.2 μA Stop mode + RTC
    • 9 μA Low-power run mode
    • 214 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 factory-trimmed 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 16 Kbytes RAM
    • Up to 4 Kbytes of true EEPROM with ECC
    • 80-byte backup register
  • LCD Driver (except STM32L151x/6/8/B devices) for up to 8x40 segments
    • Support contrast adjustment
    • Support blinking mode
    • Step-up converter on board
  • Rich analog peripherals (down to 1.8 V)
    • 12-bit ADC 1 Msps up to 24 channels
    • 12-bit DAC 2 channels with output buffers
    • 2x ultra-low-power-comparators(window mode and wake up capability)
  • DMA controller 7x channels
  • 8x peripheral communication interfaces
    • 1x USB 2.0 (internal 48 MHz PLL)
    • 3x USARTs (ISO 7816, IrDA)
    • 2x SPIs 16 Mbit/s
    • 2x I2Cs (SMBus/PMBus)
  • 10x timers: 6x 16-bit with up to 4 IC/OC/PWM channels, 2x 16-bit basic timers, 2x watchdog timers (independent and window)
  • Up to 20 capacitive sensing channels supporting touchkey, linear and rotary touch sensors
  • CRC calculation unit, 96-bit unique ID
In stock
Quantity $ per unit Savings
1-9$4.740%
10-24$3.8319%
25-10000$3.6024%
Contact sales
$4.74
$4.74
Supply Voltage Min Volt1.65
Supply Voltage Max Volt3.6
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
CoreArm Cortex-M3
ECCN US3A991.a.2
ECCN EUNEC
Packing TypeTray
RoHs compliantEcopack2
GradeIndustrial
Package NameLQFP 48 7x7x1.4 mm

The ultra-low-power STM32L151x6/8/B and STM32L152x6/8/B devices incorporate the connectivity power of the universal serial bus (USB) with the high-performance ARM®Cortex®-M3 32-bit RISC core operating at 32 MHz frequency (33.3 DMIPS), a memory protection unit (MPU), high-speed embedded memories...
Read More

Key features
  • Ultra-low-power platform
    • 1.65 V to 3.6 V power supply
    • -40°C to 85°C/105°C temperature range
    • 0.3 μA Standby mode (3 wakeup pins)
    • 0.9 μA Standby mode + RTC
    • 0.57 μA Stop mode (16 wakeup lines)
    • 1.2 μA Stop mode + RTC
    • 9 μA Low-power run mode
    • 214 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 factory-trimmed 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 16 Kbytes RAM
    • Up to 4 Kbytes of true EEPROM with ECC
    • 80-byte backup register
  • LCD Driver (except STM32L151x/6/8/B devices) for up to 8x40 segments
    • Support contrast adjustment
    • Support blinking mode
    • Step-up converter on board
  • Rich analog peripherals (down to 1.8 V)
    • 12-bit ADC 1 Msps up to 24 channels
    • 12-bit DAC 2 channels with output buffers
    • 2x ultra-low-power-comparators(window mode and wake up capability)
  • DMA controller 7x channels
  • 8x peripheral communication interfaces
    • 1x USB 2.0 (internal 48 MHz PLL)
    • 3x USARTs (ISO 7816, IrDA)
    • 2x SPIs 16 Mbit/s
    • 2x I2Cs (SMBus/PMBus)
  • 10x timers: 6x 16-bit with up to 4 IC/OC/PWM channels, 2x 16-bit basic timers, 2x watchdog timers (independent and window)
  • Up to 20 capacitive sensing channels supporting touchkey, linear and rotary touch sensors
  • CRC calculation unit, 96-bit unique ID