产品导览

特征

• CPU configuration

• 2K’16-bit Flash memory
• (48+256) bytes general purpose register
• More than 10 years data retention
• 8-level stacks for subroutine nesting
• Less than 1.5 mA at 5V/4MHz
• Typically 15 mA, at 3V/16kHz
• Typically 22 mA, at 3V/32kHz
• Typically 1 mA, during sleep mode
• 3 programmable Level Voltage Reset
  LVR:2.7V, 1.8V(POR)
  
• 1 sets of 4 programmable Level Voltage Detector
  LVD: 4.5V, 4.0V, 3.3V, 2.2V
• l Six CPU operation modes (Normal, Green, Idle, Sleep,
  TK-Idle TK-Sleep)

• I/O port configuration

• 6 bidirectional I/O ports: P5, P6, P8
• 4 programmable pin change wake-up ports : P5, P6, P8
• 6 programmable pull-down I/O ports: P5, P6, P8
• 6 programmable pull-high I/O ports: P5, P6, P8
• 6 programmable open-drain I/O ports: P5, P6, P8
• 6 programmable high-sink/drive I/O ports: P5, P6, P8

• Operating voltage range:

• 2.4V~5.5V at -40°C~85°C (Industrial)
• 2.1V~5.5V at 0°C~70°C (Commercial)

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

• Crystal mode: 
  DC ~ 20 MHz at 4.5V~5.5V
  DC ~ 16 MHz at 3.5V~5.5V
  DC ~ 8 MHz at 2.1V~5.5V
  
• IRC mode:
  DC ~ 20 MHz at 4.5V~5.5V
  DC ~ 16 MHz at 3.5V~5.5V
  DC ~ 8 MHz at 2.1V~5.5V
  

  Internal RC Frequency	TouchKey Frequency	Drift Rate
  		Temperature (-40°C+85°C)	Voltage(1.8V~5.5V)	Process	Total
  4MHz	24 MHz	±2%	±1%	±1%	±4%
  6 MHz	24 MHz	±2%	±1%	±1%	±4%
  8MHz	24 MHz	±2%	±1%	±1%	±4%
  12MHz	24 MHz	±2%	±1%	±1%	±4%
  16MHz	16 MHz	±2%	±1%	±1%	±4%
  20MHz	20 MHz	±2%	±1%	±1%	±4%

  * Kernel and TK used the same IRC clock source
  Sub oscillator:
  

• IRC mode: 16k/128kHz
  

• Crystal Mode : 32.768kHz

• Peripheral configuration

• 8-bit real time clock/counter (TCC) with selective signal
  sources, trigger edges, and overflow interrupt
• Two Pulse Width Modulation (PWMA, PWMB) with 10-bit
  resolution shared with Timers A and B
• Three 8-bit timers (TC1/TC2/TC3) with seven modes:
  Timer/Counter/Capture/Window/Buzzer/PWM/PDO
  (Programmable Divider Output) modes. TC1+TC2 can be
  cascaded to one 16-bit counter/timer
• 8+1 channels Analog-to-Digital Converter with 12-bit 
  resolution
  One of the channels is 1/2 VDD power detection
• Touch key function 10 traces(Sensor) for 1 group, 
  operating voltage range from 2.4V to 5.5V
• I2C function with 7/10 bits address and 8 bits data
  transmit/receive mode
• Power down (Sleep) mode

• 21 available interrupts: (3 external, 17 internal)

• Watch timer interrupt
• External interrupt: EINT0,EINT1
• TCC overflow interrupt
• TC1, TC2, TC3 overflow interrupt
• Input-port status changed interrupt
• ADC completion interrupt
• PWMA, PWMB period/duty match completion
• I2C transfer/receive/stop interrupt
• LVD interrupt
• System hold interrupt
• Touch key conversion finish, limit check, error
  interrupt

• Single instruction cycle commands

• Five kinds of oscillation range in Crystal Mode

Crystal Range	Oscillator Mode
20 MHz ~ 12 MHz	HXT1
12 MHz~6 MHz	HXT2
6 MHz ~ 1 MHz	XT
1 MHz ~ 100kHz	LXT1
32.768kHz	LXT2

• Programmable free running watchdog timer

• Watchdog Timer: 16.5ms ± 5% with VDD =5V at 25°C,
  Temperature range ± 5% (-40°C ~+85°C)
• Watchdog Timer: 16.5ms ± 5% with VDD = 3V at 25°C,
  Temperature range ± 5% (-40°C~+85°C)
• Two clocks per instruction cycle

• Package Type:  

• 20-pin SOP : 300mil EM88F752NSO20UJ
• 20-pin DIP : 300mil EM88F752ND20UJ
• 20-pin SSOP : 209mil EM88F752NSS20UJ
• 16-pin DIP : 300mil EM88F752ND16UJ
• 16-pin SSOP : 150mil EM88F752NSS16UJ
• 16-pin SOP : 150mil EM88F752NSO16UJ
• 16-pin DIP : 300mil EM88F752NAD16UJ
• 16-pin SSOP : 150mil EM88F752NASS16UJ
• 16-pin SOP : 150mil EM88F752NASO16UJ