| PartNumber | ATSAM4LC2CA-AU | ATSAM4LC2CA-CFU | ATSAM4LC2CA-AUR |
| Description | ARM Microcontrollers - MCU TQFP, GREEN, IND TEMP, CRYPTO, MRL A | ARM Microcontrollers - MCU BGA 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 | N | N |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-100 | VFBGA-100 | TQFP-100 |
| 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 | 128 kB | 512 kB | 512 kB |
| Data RAM Size | 32 kB | 64 kB | 64 kB |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Operating Supply Voltage | 1.8 V | 1.68 V to 3.6 V | 1.68 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 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, UART, USART, USB | 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 | 15 Channel | 15 Channel |
| Number of Timers/Counters | 6 x 16 bit | 6 x 16 bit | 6 x 16 bit |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 90 | 260 | 1000 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 1.98 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 1.62 V | 1.68 V | 1.68 V |
| Unit Weight | 0.023175 oz | - | - |
| Number of I/Os | - | 75 I/O | 75 I/O |
| Product | - | MCU | MCU |
| Processor Series | - | SAM4L | SAM4L |
| Watchdog Timers | - | Watchdog Timer | Watchdog Timer |