Model:AT91FR4081-33CI BRAND:Microchip description:IC MCU 16/32BIT 1MB FLASH 120BGA pack:tray SERIES:AT91 status:Discontinued Core processor:ARM7? Core specifications:16/32-位 Speed:33MHz Peripherals:WDT I/O number:32 Program storage capacity:1MB(512K x 16) Program memory type:Flash memory EEPROM capacity:- RAM size:136K x 8 Voltage - powered by:2.7V ~ 3.6V Data converter:- Oscillator type:外部 Operating temperature:-40°C ~ 85°C(TA) Type of installation:Surface mount type Encapsulation/Shell:120-LBGA Supplier device packaging:120-BGA(17x11)