§ Built in 8-bit DSP
§ System CPU clock :24MHz
§ Program memory : 512k bits(64 K Bytes) OTP.
§ Voice memory : 32M bits(4M Bytes) FLASH memory
§ 1080 sec voice length at 5.8KHz sampling or 276 sec voice length at 23KHz sampling.
§ Built-in 2k bits(256 Bytes) SRAM.
§ Built-in R/C Trim ( 1% )
§ Built-in 1 set PWM and 1 set DAC..
§ GPIO x 4 available
§ Built in low voltage detection and reset system circuit (LVR)
§ Built-in Watch Dog Timer.
§ Optional PWM driving ability : High Middle Low Buffer Drive .
§ Operating Voltage Range: 2.3V ~ 5.0V.
§ Five standard triggering modes are available
SBT mode
Matrix key
Cpu serial 1-wire mode
Cpu serial 2-wire mode
Cpu serial 3-wire mode