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KS0074 fiches techniques PDF

Samsung semiconductor - 34COM/80SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD

Numéro de référence KS0074
Description 34COM/80SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD
Fabricant Samsung semiconductor 
Logo Samsung semiconductor 





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KS0074 fiche technique
KS0074
34COM/80SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD
INTRODUCTION
KS0074 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 dot matrix possible
 6 x 8 dot matrix possible
 Bi-directional shift function
 All character reverse display
 Display shift per line
 Voltage converter for LCD drive voltage : 13 V 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  5.5 V (VDD)
- LCD Drive voltage range : 3.0  13.0 V (VDD - V5)
 CMOS process
 Programmable duty cycle : 1/17, 1/33 (refer to Table 1.)
 Internal oscillator with an external resistor
 Low power consumption
 Bare chip available

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