| PartNumber | ADUCM4050BCPZ | ADUCM4050BCPZ-R7 | ADUCM4050BCPZ-RL |
| Description | ARM Microcontrollers - MCU 512kB ARM Cortex ULP MCU | ARM Microcontrollers - MCU 512kB ARM Cortex ULP MCU | ARM Microcontrollers - MCU 512kB ARM Cortex ULP MCU |
| Manufacturer | NXP | Silicon Laboratories | Microchip |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | LQFP-64 | LQFP-100 | QFN-64 |
| Series | KE02 | EFM32LG | ATSAME51 |
| Core | ARM Cortex M0+ | ARM Cortex M3 | ARM Cortex M4F |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 20 MHz | 48 MHz | 120 MHz |
| Program Memory Size | 64 kB | 256 kB | 1 MB |
| Data RAM Size | 4 kB | 32 kB | 256 kB |
| ADC Resolution | 16 bit | 12 bit | 12 bit |
| Number of I/Os | 57 I/O | 85 I/O | 51 I/O |
| Operating Supply Voltage | 2.7 V to 5.5 V | 2 V to 3.8 V | 1.71 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 105 C | + 85 C | + 125 C |
| Packaging | Tray | Reel | Reel |
| Product | MCU | MCU | MCU+FPU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | NXP / Freescale | Silicon Labs | Microchip Technology |
| Data RAM Type | Flash | RAM | SRAM |
| Data ROM Type | EEPROM | Flash | - |
| Interface Type | I2C, UART, SPI | I2C, SPI, UART, USB | CAN, LIN, I2C, Serial, SPI, USART |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 1 | - | 24 Channel |
| Processor Series | ARM | EFM32 | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 160 | 1000 | 2500 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Tradename | Kinetis | EFM32 | - |
| Part # Aliases | 935321944557 | - | - |
| Unit Weight | 0.012224 oz | 0.046530 oz | - |
| Data ROM Size | - | 256 kB | - |
| Number of Timers/Counters | - | 5 Timer | - |
| DAC Resolution | - | - | 12 bit |
| Supply Voltage Max | - | - | 3.6 V |
| Supply Voltage Min | - | - | 1.71 V |
| Watchdog Timers | - | - | Watchdog Timer, Windowed |