S6A0074 Datasheet, PDF (1/68 Pages) Samsung semiconductor – 34COM/80SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD

34COM/80SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD
S6A0074
INTRODUCTION
S6A0074 is a dot matrix LCD driver & controller LSI which is fabricated by low power CMOS technology. It can
display 1, 2, or 4 lines with 5 x 8 or 6 x 8 dots format.
FUNCTIONS
• Character type dot matrix LCD driver & controller
• Internal driver: 34 common and 80 segment signal output
• Easy interface with 4-bit or 8-bit MPU
• Clock synchronized serial Interface
• 5 x 8 dots matrix possible
• 6 x 8 dots matrix possible
• Bi-directional shift function
• All character reverse display
• Display shift per line
• Voltage converter for LCD drive voltage: 13V max (2 times/3 times)
• Various instruction functions
• Automatic power on reset
FEATURES
• Internal memory
- Character Generator ROM (CGROM): 9,600 bits (240 characters x 5 x 8 dot)
- Character Generator RAM (CGRAM): 64 x 8 bits (8 characters x 5 x 8 dot)
- Segment Icon RAM (SEGRAM): 16 x 8 bits (96 icons max.)
- Display Data RAM (DDRAM): 80 x 8 bits (80 characters max.)
• Low power operation
- Power supply voltage range: 2.7 - 5.5V (V_DD)
- LCD Drive voltage range: 3.0 - 13.0V (V_DD - V5)
• CMOS process
• Programmable duty cycle: 1/17, 1/33
• Internal oscillator with an external resistor
• Low power consumption
• Bare chip available
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