| PartNumber | STM32L152VBT6A | STM32L152VBT6 | STM32L152VBT6ATR |
| Description | ARM Microcontrollers - MCU Ultra-low-power Cortex-M3 MCU with 128 Kbytes Flash, RTC, LCD, USB | ARM Microcontrollers - MCU 32-Bit Arm Cortex M3 128kb LCD Ultralow | ARM Microcontrollers - MCU Ultra-low-power Cortex-M3 MCU with 128 Kbytes Flash, RTC, LCD, USB |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | LQFP-100 | - | LQFP-100 |
| Series | STM32L152VB-A | STM32L152VB | STM32L152VB-A |
| Core | ARM Cortex M3 | ARM Cortex M3 | - |
| Data Bus Width | 32 bit | 32 bit | - |
| Maximum Clock Frequency | 32 MHz | - | - |
| Program Memory Size | 128 kB | - | - |
| Data RAM Size | 32 kB | - | - |
| ADC Resolution | 12 bit | - | - |
| Number of I/Os | 83 I/O | - | - |
| Operating Supply Voltage | 1.65 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 | + 85 C | + 85 C | - |
| Packaging | Tray | Tray | - |
| Product | MCU | - | - |
| Program Memory Type | Flash | - | - |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | SRAM | - | - |
| Data ROM Size | 4 kB | - | - |
| Data ROM Type | EEPROM | - | - |
| Interface Type | I2C, SPI, USART, USB | I2C, SPI, USART | - |
| Analog Supply Voltage | 1.65 V to 3.6 V | - | 1.65 V to 3.6 V |
| DAC Resolution | 12 bit | - | - |
| I/O Voltage | 1.65 V to 3.6 V | - | 1.65 V to 3.6 V |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of ADC Channels | 14 Channel | - | - |
| Number of Timers/Counters | 8 x 16 bit | - | - |
| Processor Series | STM32L1 | - | STM32L1 |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 540 | 540 | 1000 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | - | 3.6 V |
| Supply Voltage Min | 1.65 V | - | 1.65 V |
| Tradename | STM32 | - | STM32 |
| Watchdog Timers | Watchdog Timer, Windowed | - | - |
| Unit Weight | 0.091712 oz | 0.046530 oz | - |