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MCU Inquiry For Samples

CPU Features

• Operating Voltage : fSYS = 20MHz: 4.0V~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
• Oscillators
  ♦ External Crystal oscillator – HXT
  ♦ Internal 20MHz RC oscillator – HIRC
  ♦ Internal 32kHz – LIRC
• Multi-mode operation: NORMAL, SLOW, IDLE and SLEEP
• All instructions executed in one or two instruction cycles
• Table read instructions
• 61 powerful instructions
• 8-level subroutine nesting

• Bit manipulation instruction

Peripheral Features

• Flash Program Memory: 4K×16
• RAM Data Memory: 128×8
• True EEPROM Memory: 64×8
• Watchdog Timer function
• Up to 21 bidirectional I/O lines
• Two pin-shared external interrupts
• Multiple Timer Module for time measure, input capture, compare match output, PWM output function or single pulse output function
• I2C function
• Over current protection (OCP) and demodulation functions
• Clock generator output:
  ♦ 100kHz~220kHz in 100Hz steps
  ♦ 1MHz
• 2.08V Reference voltage for ADC
• Dual Time-Base functions for generation of fixed time interrupt signals
• Multi-channel 12-bit resolution A/D converter
• Low voltage reset function
• Low voltage detect function

• Package types: 24-pin SSOP, 28-pin SSOP


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