AT91SAM7S512-MU Atmel

Description: IC MCU 16/32BIT 512KB FLSH 64QFN, Packaging: Tray, Package / Case: 64-VFQFN Exposed Pad, Mounting Type: Surface Mount, Speed: 55MHz, Program Memory Size: 512KB (512K x 8), RAM Size: 64K x 8, Operating Temperature: -40°C ~ 85°C (TA), Oscillator Type: Internal, Program Memory Type: FLASH, Core Processor: ARM7®, Data Converters: A/D 8x10b, Core Size: 16/32-Bit, Voltage - Supply (Vcc/Vdd): 1.65V ~ 1.95V, Connectivity: I²C, SPI, SSC, UART/USART, USB, Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT, Supplier Device Package: 64-QFN (9x9), Number of I/O: 32, DigiKey Programmable: Not Verified.