产品导览

特征

• CPU configuration

• 4K’16-bit Flash memory
• (48+256) bytes general purpose register
• More than 10 years data retention
• 8-level stacks for subroutine nesting
• 8’8 Multiplier
• Less than 6 mA at 5V/32MHz
• Typically 1 μA, during sleep mode
• Power-On Reset 2.1V
• Three Programmable Brown-out Reset
  BOR: 4.6V, 3.9V, 2.8V
• Three Programmable Level Voltage Detectors
  LVD: 4.7V, 4.1V, 3.0V
• Four CPU operation modes (Normal, Green, Idle, Sleep)

• I/O port configuration

• Three bidirectional I/O ports: P5~P7
• Three programmable pin change wake-up ports : P5~P7
• Three programmable pull-down I/O ports: P5~P7
• Three programmable pull-high I/O ports: P5~P7
• Three programmable open-drain I/O ports: P5~P7
• Three programmable high-sink/drive I/O ports: P5~P7

• Operating voltage range:

• 3.0V~5.5V at -40°C~+125°C (Industrial Grade)

• Operating frequency range (base on two clocks):
  Main oscillator:
  

• IRC mode:
  DC ~ 32 MHz at 4.5V~5.5V
  DC ~ 28 MHz at 4.2V~5.5V
  DC ~ 24 MHz at 4.2V~5.5V
  DC ~ 20 MHz at 3.0V~5.5V
  

  Internal RC Frequency	Drift Rate
  	Temp	Voltage	Process	Total
  32MHz	±0.8% (0℃~65℃) (4.5V~5.5V)		±0.2%	±1%
  	±1.8% (-40℃~85℃) (4.5V~5.5V)			±2%
  	±2.8% (-40℃~125℃) (4.5V~5.5V)			±3%
  20MHz	±1.5% (0℃~65℃) (3V~5.5V)		±1.5%	±3%
  24MHz	±2.5% (-40℃~80℃) (3V~5.5V)			±4%
  18MHz	±3.5% (-40℃~125℃) (3V~5.5V)			±5%

  
  Sub oscillator:
  

• IRC mode: 16k/128kHz
  
• Peripheral configuration

• Four 16-bit timers (TM1/TM2/TM3/TM4) with seven modes:
  Timer/Counter/Capture/Window/Buzzer/PWM/ PDO
  (Programmable Divider Output) modes
• 6+1 channels Analog-to-Digital Converter with 12-bit resolution:
  One of the channels is 1/2 VDD power detection
  ADC Buffer mode
  Power down (Sleep) mode
• Two Comparator
  Comparator 2 has hysteresis function
• One 16-bit PWM
  Three group Pulse Width Modulation(PWM)
  complementary output with dead time
• One 16-bit PWM / Capture
• High EFT/ESD immunity

• 31 available interrupts: (11 external, 20 internal)

• External interrupt: EINT0,EINT1
• TM1, TM2, TM3,TM4 overflow interrupt
• TM5, TM6 period/duty match completion
• Input-port status changed interrupt
• ADC completion interrupt
• LVD interrupt
• Comparators 1~2 interrupt
• System hold interrupt
• PWM brake interrupt
• Hall edge interrupt

• Single instruction cycle commands
• Programmable free running watchdog timer

• Watchdog Timer: 16.5ms ± 5% with VDD =5V at 25°C,
  Temperature range ± 7.5% (-40°C ~+125°C)
• Two clocks per instruction cycle

• Package Type:  

• 20-pin TSSOP : 173mil EM88F794NTS20