Model:AT91SAM7L64-CU BRAND:Microchip description:IC MCU 16/32BIT 64KB FLSH 144BGA pack:tray SERIES:SAM7L status:Discontinued Core processor:ARM7? Core specifications:16/32-位 Speed:36MHz Peripherals:Undervoltage detection/reset,LCD,POR,PWM,WDT I/O number:80 Program storage capacity:64KB(64K x 8) Program memory type:Flash memory EEPROM capacity:- RAM size:6K x 8 Voltage - powered by:1.55V ~ 1.8V Data converter:A/D 4x10b Oscillator type:bosom Operating temperature:-40°C ~ 85°C(TA) Type of installation:Surface mount type Encapsulation/Shell:144-LFBGA Supplier device packaging:144-BGA(13x13)