| PartNumber | STM32L151CCT7 | STM32L151CCT6TR | STM32L151CCT6J |
| Description | ARM Microcontrollers - MCU Ultra-low-power ARM Cortex-M3 MCU with 256 Kbytes Flash, 32 MHz CPU, USB, 2xOp-amp | ARM Microcontrollers - MCU Ultra-low-power ARM Cortex-M3 MCU with 256 Kbytes Flash, 32 MHz CPU, USB, 2xOp-amp | ARM Microcontrollers - MCU Ultra-low-power ARM Cortex-M3 MCU with 256 Kbytes Flash, 32 MHz CPU, USB, 2xOp-amp |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | LQFP-48 | LQFP-48 | LQFP-48 |
| Series | STM32L151CC | STM32L151CC | STM32L151CC |
| Core | ARM Cortex M3 | - | - |
| Data Bus Width | 32 bit | - | - |
| Maximum Clock Frequency | 32 MHz | - | - |
| Program Memory Size | 256 kB | - | - |
| Data RAM Size | 32 kB | - | - |
| ADC Resolution | 12 bit | - | - |
| Number of I/Os | 37 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 | - | - |
| Maximum Operating Temperature | + 105 C | - | - |
| Product | MCU | - | - |
| Program Memory Type | Flash | - | - |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | SRAM | - | - |
| Data ROM Size | 8 kB | - | - |
| Data ROM Type | EEPROM | - | - |
| Interface Type | I2C, SPI, USART, USB | - | - |
| DAC Resolution | 2 x 12 bit | - | - |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Channels | 14 Channel | - | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 1500 | 2400 | 1500 |
| 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 | - | - |
| Analog Supply Voltage | - | 1.65 V to 3.6 V | 1.65 V to 3.6 V |
| I/O Voltage | - | 1.65 V to 3.6 V | 1.65 V to 3.6 V |
| Processor Series | - | STM32L1 | STM32L1 |