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| PartNumber | ATSAM4CP16B-AHU-Y | ATSAM4CP16C-AHU-Y | ATSAM4CP16B-EK |
| Description | ARM Microcontrollers - MCU CM4 128KB 1MB SFSK/ PRIM176LQFP GRN | ARM Microcontrollers - MCU 176LQFP, Green, IND TEMP A, CRYPTO, MRL | Development Boards & Kits - ARM EVK for ATSAM4CP16B |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | Development Boards & Kits - ARM |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | LQFP-176 | LQFP-176 | - |
| Core | ARM Cortex M4 | ARM Cortex M4 | - |
| Data Bus Width | 32 bit | 32 bit | - |
| Maximum Clock Frequency | 120 MHz | 120 MHz | - |
| Program Memory Size | 1024 kB | 1024 kB | - |
| Data RAM Size | 152 kB | 152 kB | - |
| ADC Resolution | 10 bit | 10 bit | - |
| Number of I/Os | 69 I/O | 69 I/O | - |
| Operating Supply Voltage | 1.62 V to 3.6 V | 1.08 V to 3.6 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Tray | Tray | Bulk |
| Product | MCU | MCU | - |
| Program Memory Type | Flash | Flash | - |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Data RAM Type | SRAM | SRAM | - |
| Interface Type | I2C, SPI, UART, USART | I2C, SPI, UART, USART, USB | - |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 7 Channel | 8 Channel | - |
| Number of Timers/Counters | 2 Timer | 6 Timer | - |
| Processor Series | SAM4CP16B | SAM4C | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | Development Boards & Kits - ARM |
| Factory Pack Quantity | 40 | 40 | 1 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Development Tools |
| Supply Voltage Max | 3.6 V | 3.6 V | - |
| Supply Voltage Min | 1.62 V | 1.08 V | - |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | - |
| I/O Voltage | - | 3.3 V | - |