STM32L073VBT7

STM32L073VBT7

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STM32L073VBT6TR

Ultra-low-power Arm Cortex-M0+ MCU with 128-Kbytes of Flash memory, 32 MHz CPU, USB, LCD

Supply Voltage Min Volt1.65
Supply Voltage Max Volt3.6
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
CoreArm Cortex-M0+
ECCN US3A991.a.2
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameLQFP 100 14x14x1.4 mm

The ultra-low-power STM32L073xx microcontrollers incorporate the connectivity power of the universal serial bus (USB 2.0 crystal-less) with the high-performance Arm Cortex-M0+ 32-bit RISC core operating at a 32 MHz frequency, a memory protection unit (MPU), high-speed embedded memories (up to 192...
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Key features
  • Includes ST state-of-the-art patented technology
    • Ultra-low-power platform
      • 1.65 V to 3.6 V power supply

      • -40 to 125 °C temperature range

      • 0.29 µA Standby mode (3 wakeup pins)

      • 0.43 µA Stop mode (16 wakeup lines)

      • 0.86 µA Stop mode + RTC + 20-Kbyte RAM retention

      • Down to 93 µA/MHz in Run mode

      • 5 µs wakeup time (from Flash memory)

      • 41 µA 12-bit ADC conversion at 10 ksps

    • Core: Arm® 32-bit Cortex®-M0+ with MPU
      • From 32 kHz up to 32 MHz max.

      • 0.95 DMIPS/MHz

    • Memories
      • Up to 192-Kbyte Flash memory with ECC (2 banks with read-while-write capability)

      • 20-Kbyte RAM

      • 6 Kbytes of data EEPROM with ECC

      • 20-byte backup register

      • Sector protection against R/W operation

    • Up to 84 fast I/Os (78 I/Os 5V tolerant)
    • 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 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
      • USB, USART supported

    • Development support
      • Serial wire debug supported

    • LCD driver for up to 4x52 or 8x48 segments
      • Support contrast adjustment

      • Support blinking mode

      • Step-up converted on board

    • Rich Analog peripherals
      • 12-bit ADC 1.14 Msps up to 16 channels (down to 1.65 V)

      • 2 x 12-bit channel DACs with output buffers (down to 1.8 V)

      • 2x ultra-low-power comparators (window mode and wake up capability, down to 1.65 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
    • 11x peripheral communication interfaces
      • 1x USB 2.0 crystal-less, battery charging detection and LPM

      • 4x USART (2 with ISO 7816, IrDA), 1x UART (low power)

      • Up to 6x SPI 16 Mbits/s

      • 3x I2C (2 with SMBus/PMBus)

    • 11x timers: 2x 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, 2x 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 ECOPACK2
In stock
Quantity $ per unit Savings
1-9$6.520%
10-99$5.5415%
100-249$4.7927%
250-499$4.5530%
500-999$4.0937%
1000-1999$3.4447%
2000-10000$3.2750%
Contact sales
$6.52
$6.52
Supply Voltage Min Volt1.65
Supply Voltage Max Volt3.6
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
CoreArm Cortex-M0+
ECCN US3A991.a.2
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameLQFP 100 14x14x1.4 mm

The ultra-low-power STM32L073xx microcontrollers incorporate the connectivity power of the universal serial bus (USB 2.0 crystal-less) with the high-performance Arm Cortex-M0+ 32-bit RISC core operating at a 32 MHz frequency, a memory protection unit (MPU), high-speed embedded memories (up to 192...
Read More

Key features
  • Includes ST state-of-the-art patented technology
    • Ultra-low-power platform
      • 1.65 V to 3.6 V power supply

      • -40 to 125 °C temperature range

      • 0.29 µA Standby mode (3 wakeup pins)

      • 0.43 µA Stop mode (16 wakeup lines)

      • 0.86 µA Stop mode + RTC + 20-Kbyte RAM retention

      • Down to 93 µA/MHz in Run mode

      • 5 µs wakeup time (from Flash memory)

      • 41 µA 12-bit ADC conversion at 10 ksps

    • Core: Arm® 32-bit Cortex®-M0+ with MPU
      • From 32 kHz up to 32 MHz max.

      • 0.95 DMIPS/MHz

    • Memories
      • Up to 192-Kbyte Flash memory with ECC (2 banks with read-while-write capability)

      • 20-Kbyte RAM

      • 6 Kbytes of data EEPROM with ECC

      • 20-byte backup register

      • Sector protection against R/W operation

    • Up to 84 fast I/Os (78 I/Os 5V tolerant)
    • 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 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
      • USB, USART supported

    • Development support
      • Serial wire debug supported

    • LCD driver for up to 4x52 or 8x48 segments
      • Support contrast adjustment

      • Support blinking mode

      • Step-up converted on board

    • Rich Analog peripherals
      • 12-bit ADC 1.14 Msps up to 16 channels (down to 1.65 V)

      • 2 x 12-bit channel DACs with output buffers (down to 1.8 V)

      • 2x ultra-low-power comparators (window mode and wake up capability, down to 1.65 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
    • 11x peripheral communication interfaces
      • 1x USB 2.0 crystal-less, battery charging detection and LPM

      • 4x USART (2 with ISO 7816, IrDA), 1x UART (low power)

      • Up to 6x SPI 16 Mbits/s

      • 3x I2C (2 with SMBus/PMBus)

    • 11x timers: 2x 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, 2x 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 ECOPACK2
Associated products