| PartNumber | STM32L151C8U6A | STM32L151C8U6 | STM32L151C8U6TR |
| Description | ARM Microcontrollers - MCU Ultra-low-power ARM Cortex-M3 MCU with 64 Kbytes Flash, 32 MHz CPU, USB | ARM Microcontrollers - MCU 32-Bit Arm Cortex M3 64kb UltralowPower | ARM Microcontrollers - MCU 32B ARM Cortex-M3 64Kb Flash 32MHz CPU |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Package / Case | UFQPFN-48 | - | - |
| Series | STM32L151C8-A | STM32L151C8 | STM32L151C8 |
| Operating Supply Voltage | 1.65 V to 3.6 V | 1.65 V to 3.6 V | 1.65 V to 3.6 V |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Analog Supply Voltage | 1.65 V to 3.6 V | - | - |
| I/O Voltage | 1.65 V to 3.6 V | - | - |
| Processor Series | STM32L1 | - | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 1560 | 1560 | 2500 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | - | - |
| Supply Voltage Min | 1.65 V | - | - |
| Tradename | STM32 | - | - |
| Unit Weight | 0.091712 oz | 0.009171 oz | - |
| RoHS | - | Y | Y |
| Core | - | ARM Cortex M3 | - |
| Data Bus Width | - | 32 bit | - |
| Minimum Operating Temperature | - | - 40 C | - |
| Maximum Operating Temperature | - | + 85 C | - |
| Packaging | - | Tray | Reel |
| Interface Type | - | I2C, SPI, USART, USB | - |
| Moisture Sensitive | - | Yes | - |