ATSAM3S4AA-MU Microchip Technology

Description: IC MCU 32BIT 256KB FLASH 48QFN, Packaging: Tray, Package / Case: 48-VFQFN Exposed Pad, Mounting Type: Surface Mount, Speed: 64MHz, Program Memory Size: 256KB (256K x 8), RAM Size: 48K x 8, Operating Temperature: -40°C ~ 85°C (TA), Oscillator Type: Internal, Program Memory Type: FLASH, Core Processor: ARM® Cortex®-M3, Data Converters: A/D 8x10/12b, Core Size: 32-Bit Single-Core, Voltage - Supply (Vcc/Vdd): 1.62V ~ 3.6V, Connectivity: I2C, MMC, SPI, SSC, UART/USART, USB, Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT, Supplier Device Package: 48-QFN (7x7), Number of I/O: 34, DigiKey Programmable: Not Verified.