16-Segment X 14-Digit VFD Controller/ Driver

Manufacturer's part number :


Manufacturer New Japan Radio

New Japan Radio

Description :

The NJU3426 is a VFD (Vacuum Fluorescent Display) controller/driver to dynamically drive up to 16 segments x 14 digits. It consists of display data RAM, an address counter, command registers, a serial interface and high voltage drivers. The NJU3426 features the direct connection to MPU and the high voltage drivers of 45V well-suited for various VFD displays.

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  • Directly Drives 16-segment x 14-digit
  • High VFD Driving Voltage : VDD-VFDP ≤45V
  • Display Shift Function
  • Programmable Duty Ratio for Timing Signal :2/16, 4/16, 6/16, 8/16, 10/16, 12/16, 14/16, 15/16 duty
  • Display ON/OFF Control Function
  • Display Data RAM : 30 x 8-bit
  • Built-in Oscillator (External Ceramic Resonator or External Resistor or External Clock)
  • 8-bit Serial Interface
  • Power-ON Reset Function
  • Operating Voltage : 3.3V / 5.0V
  • C-MOS Technology
  • Package Outline :QFP48-P1
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Display Size 16 segments 14 digits  
VDD 3 / 5V  
VOUT 45V  
Voltage Polarity Negative  
Key Scan No  
Package Outline QFP-48-P1