Specifications:

• 14-pin Low Power Microcontroller
• Flash Program Memory: 1024 bytes
• EEPROM Data Memory: 128 bytes
• SRAM Data Memory: 64 bytes
• I/O Pins: 12
• Timers: One 8-bit / One 16-bit
• A/D Converter: 10-bit 8-Channel
• Analog Comparator: 1
• Internal Oscillator: 4MHz

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Features:

• High-Performance RISC CPU:
  • Only 35 Instructions to Learn:
    • All single-cycle instructions except branches
  • Operating Speed:
    • DC – 20 MHz oscillator/clock input
    • DC – 200 ns instruction cycle
  • Interrupt Capability
  • 8-level Deep Hardware Stack
  • Direct, Indirect and Relative Addressing modes
• Special Microcontroller Features:
  • Precision Internal Oscillator:
    • Factory calibrated to ±1%
    • Software tunable
    • Two-Speed Start-Up mode
    • Crystal fail detect for critical applications
    • Clock mode switching during operation for power savings
  • Power-Saving Sleep mode
  • Wide Operating Voltage Range (2.0V-5.5V)
  • Industrial and Extended Temperature Range
  • Power-on Reset (POR)
  • Power-up Timer (PWRT) and Oscillator Start-up Timer (OST)
  • Brown-out Reset (BOR) with Software Control Option
  • Enhanced Low-Current Watchdog Timer (WDT) with on-chip oscillator (software selectable nominal 268 seconds with full prescaler) with software enable
  • Multiplexed Master Clear with Weak Pull-up or Input Only Pin
  • Programmable Code Protection
  • High-Endurance Flash/EEPROM Cell:
    • 100,000 write Flash endurance
    • 1,000,000 write EEPROM endurance
    • Flash/Data EEPROM retention: > 40 years
• Low-Power Features:
  • Standby Current:
    • 50 nA @ 2.0V, typical
  • Operating Current:
    • 11 μA @ 32 kHz, 2.0V, typical
    • 220 μA @ 4 MHz, 2.0V, typical
  • Watchdog Timer Current:
    • 1 μA @ 2.0V, typical