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 0.2s instruction cycle with 20MHz system

clock at VDD=5V

 Power down and wake-up functions to reduce power

consumption

 Five oscillators:

External high speed xtal

External 32.768kHz xtal

External RC

Internal high speed -- no external components

Internal 32kHz -- no external components

 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 subroutine nesting levels

 Bit manipulation instruction