S6A0079 Datasheet, PDF (1/36 Pages) Samsung semiconductor – 34COM/120SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD

34COM/120SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD
S6A0079
INTRODUCTION
S6A0079 is a dot matrix LCD driver & controller LSI which is fabricated by low power CMOS technology. It can
display 2, or 4 lines with 5 x 8 dots format.
FUNCTIONS
• Character type dot matrix LCD driver & controller
• Internal driver: 34 common and 120 segment signal output
• Easy interface with 4-bit or 8-bit MPU
• 5 x 8 dots matrix possible
• Voltage converter for LCD drive voltage: 13V max (2 times/3 times)
• 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)
- Icon RAM (CGRAM): 16 x 8 bits (80 icons max.)
- Display Data RAM (DDRAM): 96 x 8 bits (96 characters max.)
• Low power operation
- Power supply voltage range: 2.7 - 5.5V (VDD)
- LCD Drive voltage range: 3.0 - 13.0V (VDD - V5)
• CMOS process
• Duty cycle: 1/33
• Internal oscillator with an external resistor
• Bare chip available
PROGRAMMABLE DUTY CYCLES
5-Dot Font Width
Display Line
Numbers
2
4
Duty Ratio
1/33
1/33
Single-chip Operation
Displayable Characters
2-line of 48 characters
4-line of 24 characters
Possible Icons
80
80
1