LEDCore Family (Application-Specific MCU for LED & Touch)
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PRODUCT

Spec. Sheet(Eng)

Brief User's Manual (Eng)

LEDCore211

44-MLF

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Features
  • CPU
    - 8-bit Turbo 80C52 Architecture
    - 4Cycles / 1Machen Cycle
    - Instruction level Compatible with Intel 80C52
     
  • 4kB FLASH(Including 1kB User EEPROM)
     
  • 256B Internal RAM
     
  • MCU Operating Voltage (VDD)    : +2.7V ~ +5.5V
     
  • LED Operating Voltage (VDD_L) : +4.5V ~ +5.5V
     
  • Operating Frequency : Max . 12MHz
     
  • Max. Programmable 11 (44-MLF) I/O Pins
    - Push-Pull Control, Open drain, Push-Pull Output
    - TTL & CMOS Compatible Logic Levels
     
  • LVD (Low Voltage Detector) : +1.6V
     
  • Internal RING Oscillator with Calibration Function
    - Max. 12MHz @     +3.0V
    - 12MHz     (±3%) @ +2.7V ~ 5.0V
    - 32kHz      (±10%) @ +2.7V (Low Power Osc)
     
  • 8-channel Touch Sensors(44-MLF)
    - Capacitive Type Touch Sensing
    - Digital Sensing
    - 16-bit Level Resolution
     
  • Supporting ISP / IAP / MDS
     
  • Tow 16-bit Timer / Counters
     
  • 26-bit Programmable Watchdog Timer
     
  • 2-Channel I2C Comm. (Slave)
     
  • 16-channel Constant-Current Output for LED Driver (44MLF)
    - Excellent Output Current Accuracy
      -> between channels : less than Max.     ±3%
      -> between ICs         : less than Max.     ±6%
    - Output Current adjusted through the External Resistor
    - Constant Current Output Range per Channel : 5 ~ 60mA
      
  • 8 Interrupt Sources
    - Timer 0/1, WDT, LVD, I2C 0/1, TS
    - 1 External Interrupt Source : Both Edge / Level
    - Two-Level Interrupt Priority
     
  • Reset Sources
    - On-chip Power-On-Reset (POR)
    - Low Voltage Detector Reset (LVR)
    - Watchdog Timer Reset
     
  • Power Down Wake-up Sources
    - Reset Sources + 1 External Interrupt (Both Levels)
    - WDT Interrupt
     
  • Power Consumption
    - active current         :  Max 1mA @3.3V, 2MHz
    - idle current          :  Max 0.5mA @3.3V, 2MHz
    - stop current         :  Max 1uA @3.3V (All Clock Off)
     
  • E.S.D. Protection Up to
    - 6000V/4000V for Touch Sensor Channel Pin
    - 2000V for Normal I/O
     
  • Latch-up Protection Up to ±200mA
     
  • Package
    - 44-MLF(7mm X 7mm)