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VFD Driver/Controller IC PT6315
PT6315 v2.0 Page 1 Sep. 2002
DESCRIPTION
PT6315 is a Vacuum Fluorescent Display (VFD) Controller driven on a 1/4 to 1/12 duty factor. Sixteen
segment output lines, 4 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 PT6315 via a three-line serial interface. It is housed in a 44-pin, SSOP
and LQFP Package.
FEATURES
• CMOS Technology
• Low Power Consumption
• Key Scanning (16 x 2 matrix)
• Multiple Display Modes: (16 segments, 12 digits to 24 segments, 4 digits)
• 8-Step Dimming Circuitry
• LED Ports Provided (4 channels, 20 mA max.)
• Serial Interface for Clock, Data Input, Data Output, Strobe Pins
• No External Resistors Needed for Driver Outputs
• Available in 44-pin, SSOP and LQFP Package
APPLICATION
• Microcomputer Peripheral Device
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