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| PartNumber | ATSAM4CMP8CA-AU | ATSAM4CMP8CA-AUR | ATSAM4CMP8CB-AU |
| Description | ARM Microcontrollers - MCU LQFP Green IND TEMP | ARM Microcontrollers - MCU LQFP Green IND TEMP | Microcontrollers - MCU ARM Microcontrollers - MCU Poly phase, 7 channels, High accuracy - LQFP, Green, IND TEMP, CRYPTO, MRLB, 512 |
| Manufacturer | Microchip | Microchip | Atmel |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | Embedded - Microcontrollers |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | LQFP-100 | LQFP-100 | - |
| Core | ARM Cortex M4 | ARM Cortex M4 | - |
| Data Bus Width | 32 bit | 32 bit | - |
| Maximum Clock Frequency | 120 MHz | 120 MHz | - |
| Program Memory Size | 512 kB | 512 kB | 512KB (512K x 8) |
| Data RAM Size | 152 kB | 152 kB | - |
| ADC Resolution | 10 bit | 10 bit | - |
| Operating Supply Voltage | 1.2 V | 1.2 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Tray | Reel | Tray Alternate Packaging |
| Program Memory Type | Flash | Flash | FLASH |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | - |
| Data ROM Size | 8 kB | 8 kB | - |
| Interface Type | I2C, SPI, USART | I2C, SPI, USART | - |
| I/O Voltage | 3.3 V | 3.3 V | - |
| Number of ADC Channels | 6 | 6 | - |
| Number of Timers/Counters | 2 Timer | 2 Timer | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Factory Pack Quantity | 90 | 1500 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 1.32 V | 1.32 V | - |
| Supply Voltage Min | 1.08 V | 1.08 V | - |
| Unit Weight | 0.046530 oz | 0.046530 oz | - |
| Series | - | - | SAM4CM |
| Package Case | - | - | 100-LQFP |
| Operating Temperature | - | - | -40°C ~ 85°C (TA) |
| Supplier Device Package | - | - | 100-LQFP (14x14) |
| Number of I O | - | - | 52 |
| Speed | - | - | 120MHz |
| EEPROM Size | - | - | - |
| Core Processor | - | - | ARMR CortexR-M4F |
| RAM Size | - | - | 128K x 8 |
| Peripherals | - | - | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT |
| Connectivity | - | - | EBI/EMI, I2C, IrDA, SPI, UART/USART |
| Voltage Supply Vcc Vdd | - | - | 1.62 V ~ 3.6 V |
| Core Size | - | - | 32-Bit Dual-Core |
| Data Converters | - | - | A/D 6x10b |
| Oscillator Type | - | - | Internal |