DESCRIPTION
PT6351 is a Vacuum Fluorescent Display Driver IC utilizing CMOS Technology. 28 High Voltage Ports, 17 All Purpose I/O Ports, 9 LED ports, Auto Scan Operation, 4-line Serial Signal (with chip selector), 8 DGT x 8 SG to 16 DGT x 12 SG are all incorporated into a single chip to build a highly reliable peripheral device for a single chip microcomputer. It is housed in 44-pin LQFP Package and is functionally compatible with MN12510F.

FEATURES
• CMOS Technology
• 28 High Voltage Output Ports: 8 to 16 Digit Ports 8 to 16 Segment Ports
• 17 All-Purpose I/O Ports
• 9 LED Drive Capable Ports
• Display Modes: 8 DGT x 8 SG to 16 DGT x 12 SG or up to 12 DGT x 16 SG
• 32 Bytes Display Data
• Key Scan Input: 5x12 (max.)
• Display ON/OFF Control
• Auto Scan Operation
• Power ON Reset Circuit
• Supply Voltage: Digital Section: VDD = 4.5 to 5.5 V High Voltage: Vpp = VDD - 35 V
• Available in 44-pin, LQFP Package
• Functionally Compatible with MN12510F

APPLICATION
• Peripheral Device for Micro-Computer