| PartNumber | STM32L072RZI6 | STM32L072RZI6D | STM32L072RZI6DTR |
| Description | ARM Microcontrollers - MCU 16/32-BITS MICROS | ARM Microcontrollers - MCU 16/32-BITS MICROS | ARM Microcontrollers - MCU Ultra-low-power ARM Cortex-M0+ MCU with 192-Kbytes Flash, 32 MHz CPU, USB |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | UFBGA-64 | UFBGA-64 | UFBGA-64 |
| Series | STM32L072RZ | STM32L072RZ | STM32L072RZ |
| Core | ARM Cortex M0+ | ARM Cortex M0+ | ARM Cortex M0+ |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 32 MHz | 32 MHz | 32 MHz |
| Program Memory Size | 192 kB | 192 kB | 192 kB |
| Data RAM Size | 20 kB | 20 kB | 20 kB |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Number of I/Os | 51 I/O | 51 I/O | 51 I/O |
| Operating Supply Voltage | 1.8 V to 3.6 V | 1.65 V to 3.6 V | 1.65 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Product | MCU | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | SRAM | SRAM | RAM |
| Data ROM Size | 6 kB | 6 kB | 6 kB |
| Data ROM Type | EEPROM | EEPROM | EEPROM |
| Interface Type | I2C, SPI, USART, LPUART, USB | I2C, SPI, USART, LPUART, USB | I2C, I2S, LPUART, USART, USB |
| Analog Supply Voltage | 1.65 V to 3.6 V | 1.65 V to 3.6 V | - |
| DAC Resolution | 12 bit | 12 bit | 12 bit |
| I/O Voltage | - | - | - |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 16 Channel | 16 Channel | 16 Channel |
| Number of Timers/Counters | 7 Timer | 7 Timer | 4 Timer |
| Processor Series | STM32 | STM32 | STM32L |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 2940 | 2940 | 5000 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 1.8 V | 1.65 V | 1.65 V |
| Tradename | STM32 | STM32 | STM32 |
| Watchdog Timers | Watchdog Timer, Windowed | Watchdog Timer, Windowed | Watchdog Timer, Windowed |
| Unit Weight | - | 0.091712 oz | - |