CPU Features

Operating voltage
fSYS= 8MHz: 2.2V~5.5V
fSYS=12MHz: 2.7V~5.5V
fSYS=16MHz: 3.3V~5.5V
Up to 0.25us instruction cycle with 16MHz system clock at VDD=5V
Power down and wake-up functions to reduce power consumption
Oscillator type
– External High Speed Crystal — HXT
– Internal High Speed RC — HIRC
– External 32.768kHz Crystal — LXT
– Internal 32kHz RC — LIRC
Fully integrated internal 8/12/16MHz oscillator requires no external components
Multi-mode operation: NORMAL, SLOW, IDLE and SLEEP
All instructions executed in one to three instruction cycles
Table read instructions
115 powerful instructions
Up to 16-level subroutine nesting
Bit manipulation instruction

Peripheral Features

Program Memory: Up to 32Kx16
Data Memory: Up to 1536×8
True EEPROM Memory: 128×8
Watchdog Timer function
Up to 59 bidirectional I/O lines
Two external interrupt lines shared with I/O pins
Multiple Timer Modules for time measure, input capture, compare match output, PWM output function or single pulse output function
Serial Interfaces Module — SIM for SPI or I2C
Fully-duplex Universal Asynchronous Receiver and Transmitter Interface — UART
LCD driver funciton with 1/3 bias — R-type & C-type bias
Fully integrated up to 36 touch key functions — require no external components
Dual Time-Base functions for generation of fixed time interrupt signals
8-channel 12-bit resolution A/D converter
Temperature Sensor
In Application Programming function — IAP
Low voltage reset function
Low voltage detect function
Flash program memory can be re-programmed up to 100,000 times
Flash program memory data retention > 10 years
True EEPROM data memory can be re-programmed up to 1,000,000 times
True EEPROM data memory data retention > 10 years
Wide range of available package types