OPTIONS & SELECTION GUIDES
TN (Twisted Nematic)
STN (Super Twisted Nematic)
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STN type offers high contrast and wide viewing angle.
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STN type is available with different background colors;
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Yellow-green w/black characters
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Silver-gray w/dark blue characters
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Dark blue w/white characters
BACK LIGHT
EL (Electro- luminescent)
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Power efficient
LED with a choice of colors
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Bright and even back lighting
Long life expectancy, more than 100,000 hours
Simple to drive. Needs +5 volts only
Brightness can be easily adjusted
FSTN (Film STN)
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Black and white STN with very high contrast ratio for
large graphic panels.
CCFL (Cold Cathode Florescent Light)
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Paper white, best for large graphic displays
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Less power consumption than LED’s
DISPLAY TYPE
TEMPERATURE RANGE
OPPERATION (°C)
STANDARD
EXTENDED
0 ~ +50
-20 ~ +70
STORAGE (°C)
-20 ~ +70
-30 ~ +80
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Positive image (Dark dots on light background)
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Negative image (Light dots on dark background)
VIEWING ANGLE
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12:00 (Top) Display is below eye level
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6:00 (Bottom) Display is above eye level
SELECTION GUIDE
DISPLAY/POLORIZER
REFLECTIVE POSITIVE
DISPLAY DESCRIPTION
DARK CHARACTERS ON A
LIGHT GREY OR YELLOW
BACKGROUND
DARK CHARACTERS ON A
LIGHT GREY OR YELLOW
BACKGROUND
LIGHT CHARACTERS ON A
DARK BACKGROUND
DARK CHARACTERS ON A
LIGHT GRAY OR YELLOW
BACKGROUND
OUTDOORS
EXCELLENT
OFFICE LIGHT
VERY GOOD
SUBDUED
LIGHT
POOR
VERY LOW
LIGHT
UNUSABLE
COMMENTS
CAN’T BE BACK LIT
TRANSFLECTIVE POSITIVE
EXCELLLENT
VERY GOOD
VERY GOOD
EXCELLENT
BEST CHOICE FOR GENERAL
USE
MUST BE USED WITH A BACK-
LIGHT
HIGH CONTRAST DISPLAY
TRANSMISSIVE NEGATIVE
TRANSMISSIVE POSITIVE
POOR
GOOD
GOOD
VERY GOOD
VERY GOOD
EXCELENT
EXCELLENT
EXCELLENT
TEMPERATURE COMPENSATION & EL LIFE TIME
V
DD
+5V
THERMISTOR
10mΩ
272k @ 0°C
T
100k @ 25°C
INITIAL BRIGHTNESS RATIO
9.6k @ 100°C
AMBIENT CONDITIONS 20°C 70% RH
LCD
MODULE
100%
100V 50Hz
56kΩ
PNP hfe=≥200
V
L
50%
V
SS
27kΩ
100V 400Hz
-5V
1250
2500
TIME (hours)
100V 700Hz
3750
5000
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