SAM4N16C Datasheet, Atmel

up to 1024 Kbytes of Flash and up to 80 Kbytes of SRAM. The peripheral set includes 3 USARTs, 4 UARTs, 3 TWIs, 1 SPI, as well as 1 PWM timer, 2 three-channel general-purp.

The Atmel® | SMART SAM4N series is a member of a family of Flash microcontrollers based on the high performance 32-bit ARM® Cortex®-M4 RISC processor. It operates at a maximum speed of 100 MHz and features up to 1024 Kbytes of Flash and up to 80 Kbyt.