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PT6311 Datasheet, PDF (1/3 Pages) Princeton Technology Corp – VFD Driver/Controller IC
Princeton Technology Corp.
VFD Driver/Controller IC
Tel : 886-2-29162151
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
PT6311
DESCRIPTION
PT6311 is a Vacuum Fluorescent Display (VFD) Controller driven on a 1/8 to 1/16 duty factor housed in
52-pin plastic QFP Package. Twelve segment output lines, 8 grid output lines, 8 segment/grid output
drive lines, one display memory, control circuit, key scan circuit are all incorporated into a single chip to
build a highly reliable peripheral device for a single chip micro computer. Serial data is fed to PT6311
via a three-line serial interface.
FEATURES
r CMOS Technology
r Low Power Consumption
r Key Scanning (12 x 4 matrix)
r Multiple Display Modes: (12 segments, 16 digits to 20 segments, 8 digits)
r 8-Step Dimming Circuitry
r LED Ports Provided (5 channels, 20 mA max.)
r 4- Bits General Purpose Input Ports Provided
r Serial Interface for Clock, Data Input, Data Output, Strobe Pins
r No External Resistors Needed for Driver Outputs
r Available in 52-pin QFP Package
APPLICATION
r Microcomputer Peripheral Device
PT6311 v1.6
Page 1
Updated Sept. 2000