| Base Product Number | ATSAM4S4 |
| Category | Integrated Circuits (ICs) |
| Connectivity | I?C, IrDA, Memory Card, SPI, SSC, UART/USART, USB |
| Core Processor | ARM? Cortex?-M4 |
| Core Size | 32-Bit Single-Core |
| Data Converters | A/D 8x12b |
| EEPROM Size | - |
| Mfr | Microchip Technology |
| Mounting Type | Surface Mount |
| Number of I/O | 34 |
| Operating Temperature | -40?C ~ 105?C (TA) |
| Oscillator Type | Internal |
| Package | Tray |
| Package / Case | 48-VFQFN Exposed Pad |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Product Status | Active |
| Program Memory Size | 256KB (256K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 64K x 8 |
| Series | SAM4S |
| Speed | 120MHz |
| Supplier Device Package | 48-QFN (7x7) |
| Voltage - Supply (Vcc/Vdd) | 1.62V ~ 3.6V |