| PartNumber | ATSAM4S4CA-AUR | ATSAM4S4CA-AU | ATSAM4S4CA-AN |
| Description | ARM Microcontrollers - MCU 100LQFP,GREEN,IND TEMP,MRL A T&R,256K FLASH,64K SRAM | ARM Microcontrollers - MCU LQFPGREENIND | Microcontrollers - MCU ARM Microcontrollers - MCU LQFPGREENIND |
| Manufacturer | Microchip | Microchip | Atmel |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | Embedded - Microcontrollers |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | LQFP-100 | LQFP-100 | - |
| Series | SAM4S | SAM4S | SAM4S |
| Core | ARM Cortex M4 | ARM Cortex M4 | ARM Cortex M4 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 120 MHz | 120 MHz | 120 MHz |
| Program Memory Size | 256 kB | 256 kB | 256KB (256K x 8) |
| Data RAM Size | 64 kB | 64 kB | 64 kB |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Number of I/Os | 79 I/O | - | - |
| Operating Supply Voltage | 1.62 V to 3.6 V | 1.2 V | 1.62 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 105 C |
| Packaging | Reel | Tray | Tray |
| Product | MCU+DSP | - | - |
| Program Memory Type | Flash | Flash | FLASH |
| Brand | Microchip Technology | Microchip Technology | - |
| Data RAM Type | SRAM | - | - |
| Interface Type | I2S, SPI, UART, USART, USB | I2C, I2S, SPI, USART | I2C I2S SPI USART |
| Analog Supply Voltage | 1.62 V to 3.6 V | 1.2 V | - |
| DAC Resolution | 1 x 12 bit | - | - |
| I/O Voltage | 1.62 V to 3.6 V | 3.3 V | - |
| Number of ADC Channels | 16 Channel | 16 | 16 |
| Number of Timers/Counters | 2 x 16 bit | 6 x 16 bit | - |
| Processor Series | SAM4S | - | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Factory Pack Quantity | 1000 | 90 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 3.6 V | 1.32 V | - |
| Supply Voltage Min | 1.62 V | 1.08 V | - |
| Watchdog Timers | Watchdog Timer | - | - |
| Data ROM Size | - | 16 kB | 16 kB |
| Moisture Sensitive | - | Yes | - |
| Unit Weight | - | 0.042329 oz | 0.046530 oz |
| Package Case | - | - | LQFP-100 |
| Operating Temperature | - | - | -40°C ~ 105°C (TA) |
| Supplier Device Package | - | - | 100-LQFP (14x14) |
| Number of I O | - | - | 79 |
| Speed | - | - | 120MHz |
| EEPROM Size | - | - | - |
| Core Processor | - | - | |
| RAM Size | - | - | 64K x 8 |
| Peripherals | - | - | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Connectivity | - | - | EBI/EMI, I2C, IrDA, Memory Card, SPI, SSC, UART/USART, USB |
| Voltage Supply Vcc Vdd | - | - | 1.62 V ~ 3.6 V |
| Core Size | - | - | 32-Bit |
| Data Converters | - | - | A/D 16x12b, D/A 2x12b |
| Oscillator Type | - | - | Internal |
| Number of Timers Counters | - | - | 2 Timer |