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W66880CF

Winbond
Part Number W66880CF
Manufacturer Winbond
Description VFD CONTROLLER/DRIVER
Published Apr 17, 2005
Detailed Description W66880CF VFD CONTROLLER/DRIVER GENERAL DESCRIPTION The W66880CF is a VFD (Vacuum Fluorescent Display) controller/ driver...
Datasheet PDF File W66880CF PDF File

W66880CF
W66880CF

Overview
W66880CF VFD CONTROLLER/DRIVER GENERAL DESCRIPTION The W66880CF is a VFD (Vacuum Fluorescent Display) controller/ driver.
It can be programmed to drive a VFD with 4 grids by 16 segments to 8 grids by 14 segments.
The W66880CF also includes a 24-key key scan circuit and four LED ports and four general purpose input ports.
Data communication with the W66880CF is via a serial interface.
• • • • • High voltage output (VDD - VEE = 30V max) Four 15 mA LED ports Four general-purpose input port Internal driver output pull-down resisters Only one external resister is needed for the on chip oscillator • Simple serial interface • 44-pin plastic QFP package FEATURES • Flexible display modes (4 to 8 grids) − 4 grids × 16 segments to 8 grids × 14 segments • 6 × 4 matrix key scanning • 8 steps dimming circuit APPLICATIONS VFD display driving and panel function control Functional Block Pin Configuration LED1 LED2 LED3 LED4 OSC V DD V SS G2 G1 G3 35 44 43 42 41 40 39 38 37 36 Din Dout CLK ...


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