DESCRIPTION

PT6302 is a dot matrix VFD Driver/Controller IC utilizing CMOS Technology specially designed to display characters, numerals, and symbols. PT6302 provides 35 dot matrix, 2 additional segment drivers and 16 grid drivers. 248 types of character data (CGROM), 8 types of character data (CGRAM), 16 display digits x 2 bits symbol data, 16 display digits x 8 bits register for character data display and 2 general output bits for static operation are provided. Pin assignments and application circuit are optimized for easy PCB layout and cost saving advantages.

FEATURES

? CMOS technology

? Logic power supply: VDD=3.3V±10 or 5.0V±10

? VFD drive power supply: VEE=-20V to -35V

? Built-in oscillation circuit (External RC)

? One-byte instruction execution (not including Data Write to RAM)

? Microcontroller interface

? Display contents:

- Character generator ROM (CGROM): 5x7 Dots (248 Character data types)

- Character generator RAM (CGRAM): 5x7 Dots (8 Character data types)

- Additional data RAM (ADRAM): 16 Display digits x 2 Bits (Symbol data)

- Data control RAM (DCRAM): 16 Display digits x 8 Bits (Character data display register)

- General output port: 2 bits (Static operation)

? Display control function:

- Display digits: 9 to 16 digits

- Display duty (Contrast adjustment): 8 stages

- All display lights: ON/OFF mode

APPLICATIONS

? Microcontroller peripheral device

? Audio/Video equipment