Operating Voltage Range: 1.8~5.5V l Operating Temperature Range: -40℃~+85℃ l Typical current consumption n Active：150uA/MHz n Standby：10uA@32KHz n Sleep：5uA n DeepSleep：2uA n Stop with RTC and RAM data retention：1uA n DeepStop：0.5uA l Ultra low power mode rapid awakening n Sleep mode awaken time: 5us n Stop mode awaken time: 10us l 16-bit processor core compliant to 8xC251 l Bird-Owl on-line debugger l Flash memory n Max 64K bytes program space n Endurance >10,000cycles n Data retention >10yrs（@85℃） n Bootloader self-progamming supported l 4K bytes RAM w/ parity, all data retained under LPM l Power-on reset l Power-down reset l 16 external interrupt pins l Software configurable Watchdog timer l Independent programmable timer n 8-bit general timer*2; 16-bit general timer*2 n 1 programmable counter array, include 1 16-bit timer and 5 comparator/capturer module n 1 16-bit low-power timer