Product 產品介紹
Product 產品介紹
NT7070B
NT7070B
Part No. common segment Controller Logic Voltage LCD Driver Voltage Duty Package
NT7070B 16 80 YES 2.7~5.5V 3~10V 1/8,1/11,1/16 Dice, LQFP
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Overview
 Character type dot matrix LCD driver & 
controller. 
 Internal driver : 16 common and 80 
segment signal output. 
 Display character format; 5 x 7 dots + 
cursor, 5 x 10 dots + cursor. 
 Easy interface with a 4 bit or 8 bit MPU. 
 Display character pattern: refer to table 
2-1,2-2. 
 The special character pattern can be 
programmable by Character Generator 
RAM directly. 
 A customer character pattern can be 
programmable by mask option. 
 Automatic power on reset function. 
 It can drive a maximum 80 character by 
using the NT7065B or NT7063B. 
 It is possible to read both Character 
Generator RAM and Display Data RAM 
from MPU.
 
Features
Internal    Memory 
-Character    Generator    ROM 
-Character    Generator RAM:320    bits 
-Display    Data    RAM:    80    x    8bits    digits 
    Power    Supply    Voltage:    2.7V~5.5V 
    LCD    supply    voltage    3~10V    (VDD-VEE) 
    CMOS    process 
    1/8    duty,    1/11    duty    or    1/16    duty:    selectable 
        -(1/8    duty,    5    x    7    dots    formal    1    line; 
        duty,    5    x    10    dots    formal    1    line; 
        duty,    5    x    7    formal    2    line) 
    Bare    chip    available
 
Applications
    The    NT7070B    is    a    dot    matrix    LCD    driver    & 
        controller    LSI    that    is    fabricated    by    low 
        CMOS    technology.    It    is    capable    of 
        displaying    1    or    2    lines    with    the    5    x    7    + 
        cursor    format    or    1    line    with    the    5    x    10    + 
        cursor    dots    formats