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LCD Drivers

STATIC,1/3,1/4,1/8,1/9 Segment type LCD Driver

  • LCD driving circuit (Max.1800outputs)
  • Duty Ratio (Static:Driving max 200 segments
    1/3Duty Ratio (1/3Bias): Driving max 600 segments
    1/4Duty Ratio (1/3Bias): Driving max.800 segments
    1/8Duty Ratio (1/4Bias): Driving max.1600 segments
    1/9Duty Ratio (1/4Bias): Driving max.1800 segments)
  • Serial Data Transfer (Shift clock max. 2MHz)
  • Oscillator (CR oscillation with external resistor and capacitor, or external oscillation signal input.)
  • Display Off (INHb Terminal)
  • DUTY, BIAS select (T1,T2,TEST3 Terminals)
  • Voltage doublers and bleeder resistance on-chip.
  • Operating wave form (A wave form or B wave form)
  • Operating Voltage (4.0 to 5.5V)
  • C-MOS Technology (P-Sub)
  • Package outline (Bump Chip)
General Description
The NJU6549 is a STATIC or 1/3, 1/4, 1/8, 1/9 duty segment type LCD driver. It incorporates 9 common driver circuits and 200 segment driver circuits. The NJU6549 can drive maximum 1800 segments in 1/9 duty ratio(1/4 Bias).In addition, the NJU6549’s useful functions meet a wide range of applications.