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| PartNumber | ATSAM4LC4BA-AU | ATSAM4LC4BA-MU | ATSAM4LC4BA-AUR |
| Description | ARM Microcontrollers - MCU TQFP, Green, IND TEMP, CRYPTO, MRL A | ARM Microcontrollers - MCU QFN,GREEN,IND TEMP CRYPTO MRL A | ARM Microcontrollers - MCU TQFP, Green, IND TEMP, CRYPTO, MRL A |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | Y | N |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-64 | QFN-64 | TQFP-64 |
| Series | SAM4L | SAM4L | SAM4L |
| Core | ARM Cortex M4 | ARM Cortex M4 | ARM Cortex M4 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 48 MHz | 48 MHz | 48 MHz |
| Program Memory Size | 256 kB | 256 kB | 256 kB |
| Data RAM Size | 32 kB | 32 kB | 32 kB |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Operating Supply Voltage | 1.8 V | 1.8 V | 1.68 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - | - 40 C |
| Maximum Operating Temperature | + 85 C | - | + 85 C |
| Packaging | Tray | Tray | Reel |
| Program Memory Type | Flash | Flash | Flash |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Data RAM Type | SRAM | SRAM | SRAM |
| Data ROM Size | 0 kB | - | - |
| Data ROM Type | EEPROM | - | - |
| Interface Type | I2C, SPI, UART | I2C, SPI, USART | I2C, SPI, UART, USART, USB |
| Analog Supply Voltage | 3.3 V | 3.3 V | 3.3 V |
| I/O Voltage | 3.3 V | 3.3 V | 3.3 V |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 15 | 16 | 7 Channel |
| Number of Timers/Counters | 3 x 16 bit | 3 x 16 bit | 3 x 16 bit |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 160 | 260 | 1500 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 1.98 V | 1.98 V | 3.6 V |
| Supply Voltage Min | 1.62 V | 1.62 V | 1.68 V |
| Unit Weight | 0.012720 oz | 0.007277 oz | - |
| Number of I/Os | - | 48 I/O | 75 I/O |
| Height | - | 1 mm | - |
| Length | - | 6.1 mm | - |
| Width | - | 6.1 mm | - |
| Processor Series | - | SAM4L | SAM4L |
| Product | - | - | MCU |
| Watchdog Timers | - | - | Watchdog Timer |