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
• Five oscillators:
  • ExternalCrystal--HXT
  • External32.768kHzCrystal--LXT
  • ExternalRC--ERC
  • InternalRC--HIRC
  • 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 12-level subroutine nesting
• Bit manipulation instruction