Model:AT91RM9200-CI-002 BRAND:Microchip description:IC MCU 16/32BIT 128KB ROM 256BGA pack:tray SERIES:AT91 status:Discontinued Core processor:ARM920T Core specifications:16/32-位 Speed:180MHz Peripherals:POR I/O number:122 Program storage capacity:128KB(128K x 8) Program memory type:ROM EEPROM capacity:- RAM size:48K x 8 Voltage - powered by:1.65V ~ 1.95V Data converter:- Oscillator type:bosom Operating temperature:-40°C ~ 85°C(TA) Type of installation:Surface mount type Encapsulation/Shell:256-LFBGA Supplier device packaging:256-BGA(15x15)