General Description

The series of devices are Flash Memory A/D type 8-bit high performance RISC architecture microcontrollers. Offering users the convenience of Flash Memory multi-programming features, these devices also include a wide range of functions and features. Other memory includes an area of RAM Data Memory for application program data storage.

特性 Features

CPU Features

? Operating voltage:

? fSYS= 8MHz: 2.2V~5.5V

? fSYS= 12MHz: 2.7V~5.5V

? fSYS= 20MHz: 4.5V~5.5V

? Up to 0.2μs instruction cycle with 20MHz system clock at VDD= 5V

? Power down and wake-up functions to reduce power consumption

? Four Oscillator types:

External high frequency Crystal – HXT

Internal RC – HIRC

External 32.768kHz Crystal – LXT

Internal 32kHz RC – LIRC

? Multi-mode operation: NORMAL, SLOW, IDLE and SLEEP

? Fully integrated internal 4MHz, 8MHz and 12MHz oscillator requires no external components

? All instructions executed in one or two instruction cycles

? Table read instructions

? 63 powerful instructions

? Up to 8-level subroutine nesting

? Bit manipulation instruction

Peripheral Features

? Program Memory: 2K x16 ~ 4K x 16

? Data Memory: 96 x 8 ~ 192 x 8

? EEPROM Memory: 64 x 8

? Watchdog Timer function

? Up to 26 bidirectional I/O lines

? Multiple pin-shared external interrupts

? Multiple Timer Module for time measure, input capture, compare match output, PWM output or single pulse output function

? Dual Time-Base functions for generation of fixed time interrupt signal

? Up to 8 channels 12-bit ADC

? Low voltage reset function

? Low voltage detect function

? LED Driver

? Wide range of available package types