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| PartNumber | STM32L052K6U7 | STM32L052K6U6 | STM32L052K6U6TR |
| Description | ARM Microcontrollers - MCU Ultra-low-power ARM Cortex-M0+ MCU with 32 Kbytes Flash, 32 MHz CPU, USB | ARM Microcontrollers - MCU 16/32-BITS MICROS | ARM Microcontrollers - MCU Ultra-low-power ARM Cortex-M0+ MCU with 32 Kbytes Flash, 32 MHz CPU, USB |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Package / Case | UFQFPN-32 | UFQFN-32 | - |
| Series | STM32L052K6 | STM32L052K6 | STM32L052K6 |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 2940 | 2940 | 3000 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Tradename | STM32 | STM32 | STM32 |
| Mounting Style | - | SMD/SMT | - |
| Core | - | ARM Cortex M0+ | - |
| Data Bus Width | - | 32 bit | - |
| Maximum Clock Frequency | - | 32 MHz | - |
| Program Memory Size | - | 32 kB | - |
| Data RAM Size | - | 8 kB | - |
| ADC Resolution | - | 12 bit | - |
| Number of I/Os | - | 27 I/O | - |
| Operating Supply Voltage | - | 1.65 V to 3.6 V | - |
| Minimum Operating Temperature | - | - 40 C | - |
| Maximum Operating Temperature | - | + 85 C | - |
| Product | - | MCU | - |
| Program Memory Type | - | Flash | - |
| Data RAM Type | - | SRAM | - |
| Interface Type | - | I2C , LIN , SPI , UART | - |
| Analog Supply Voltage | - | 1.65 V to 3.6 V | - |
| DAC Resolution | - | 12 bit | - |
| Number of Timers/Counters | - | 5 x 16 bit | - |
| Processor Series | - | STM32L0 | ARM Cortex M |
| Supply Voltage Max | - | 3.6 V | - |
| Supply Voltage Min | - | 1.65 V | - |
| Watchdog Timers | - | Watchdog Timer | - |