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| PartNumber | STM32L4A6QGI6 | STM32L4A6AGI6P | STM32L4A6AGI6 |
| Description | ARM Microcontrollers - MCU 16/32-BITS MICROS | ARM Microcontrollers - MCU Ultra-low-power with FPU ARM Cortex-M4 MCU 80 MHz with 1 Mbyte Flash, USB OTG, LCD, AES-256, DFSDM | ARM Microcontrollers - MCU 16/32-BITS MICROS |
| 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-132 | UFBGA-169 | UFBGA-169 |
| Series | STM32L4A6QG | STM32L4A6AG | STM32L4A6AG |
| Core | ARM Cortex M4 | ARM Cortex M4 | ARM Cortex M4 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 80 MHz | 80 MHz | 80 MHz |
| Program Memory Size | 1 MB | 1 MB | 1 MB |
| Data RAM Size | 320 kB | 320 kB | 320 kB |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Number of I/Os | 110 I/O | 136 I/O | 136 I/O |
| Operating Supply Voltage | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 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+FPU | MCU+FPU | MCU+FPU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | SRAM | SRAM | SRAM |
| Interface Type | CAN, I2C, LPUART, SAI, SPI, UART, USB | CAN, I2C, LPUART, SAI, SPI, UART, USB | CAN, I2C, LPUART, SAI, SPI, UART, USB |
| DAC Resolution | 2 x 12 bit | 2 x 12 bit | 2 x 12 bit |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Channels | 19 Channel | 24 Channel | 24 Channel |
| Number of Timers/Counters | 11 x 16 bit, 2 x 32 bit | 11 x 16 bit, 2 x 32 bit | 11 x 16 bit, 2 x 32 bit |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 2496 | 2496 | 2496 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 1.71 V | 1.71 V | 1.71 V |
| Tradename | STM32 | STM32 | STM32 |
| Watchdog Timers | Watchdog Timer, Windowed | Watchdog Timer, Windowed | Watchdog Timer, Windowed |
| RoHS | - | Y | - |
| Analog Supply Voltage | - | 1.8 V to 3.6 V | - |