NJU3430

www.DataSheet4U.com NJU3430 16-CHARACTER 1-LINE DOT MATRIX VFD CONTROLLER DRIVER n GENERAL DESCRIPTION The NJU3430 is a Dot Matrix VFD (Vacuum Fluorescent Display) Controller Driver for 16-character 1-line with Icon display. It contains character generator ROM/RAM, address counter, oscillation circuit, command register, Icon display RAM, high voltage drivers, and serial interface circuit. The display data or the command data is transmitted with the serial interface circuits. The character generator consists of 8,400 bits ROM and 35 x 8 bits RAM. The CG RAM stores 8 kinds of character by 5 x 7dots maximum. The 16-common and 37-segment (35 for character, 2 for icon) drivers operated up to 45V drive the display of 16-character 1-line with 32Icon. Furthermore, the NJU3430 incorporates one Output port which drives the LED. n FEATURES l 16-character 1-line Dot Matrix VFD Controller Driver l Serial Interface with Microprocessor l Display Data RAM l Character Generator ROM l Character Generator RAM l Icon Display RAM l VFD Driving Voltage Timing Signal Segment Signal l Output Port for LED : 1 l Display ON/OFF Function l Digit Scan Function l Display Duty (Contrast Control) : 8-step (8/16 to 15/16) l Character / Icon Shift Function l Display Mode (9 to 16 Digits) l Oscillation Circuit on-chip (External Resistor and Capacitor Required) l Operating Voltage l Package Outline l C-MOS Technology 3.0V to 5.5V (Except VFD Driving Voltage) QFP 64 : 16 : 35 (Except for Icon Segment Signal) 1...