Product Summary

The PT6311-LQ is a Vacuum Fluorescent Display (VFD) Controller driven on a 1/8 to 1/16 duty factor housed in 52-pin plastic QFP Package. The application of it is Microcomputer Peripheral Devices.

Parametrics

PT6311-LQ absolute maximum ratings: (1)Logic supply voltage:-0.3 to +7V ; (2)Driver supply voltage:VDD +0.3 to VDD -40V ; (3)Logic input voltage:-0.3 to VDD +0.3V ; (4)VFD driver output voltage:VEE -0.3 to VDD +0.3V ; (5)LED driver output current:+25mA ; (6)Oscillation frequency:3M(Max.)Hz ; (7)Operating temperature:-40 to +85 ℃ ; (8)Storage temperature:-65 to +150 ℃.

Features

PT6311-LQ features: (1)CMOS Technology; (2)Low Power Consumption; (3)Key Scanning (12 x 4 matrix); (4)Multiple Display Modes: (12 segments, 16 digits to 20 segments, 8 digits); (5)8-Step Dimming Circuitry; (6)LED Ports Provide (5 channels, 20mA max.); (7)4- Bits General Purpose Input Ports Provided; (8)Serial Interface for Clock, Data Input, Data Output, Strobe Pins; (9)No External Resistors Needed for Driver Outputs; (10)Available in 52pins QFP and LQFP.

Diagrams

PT6311-LQ block diagram

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