Electrical Characteristics
Item
Operating Temperature Range
Storage Temperature Range
Supply Voltage
Supply Current
Supply for LCD (contrast)
“H” Level input
“L” Level input
“H” Level output
“L” Level output
Backlight Supply Voltage
Backlight Supply Current
Backlight Lifetime
Symbol
Top
Tst
VDD
IDD
V0
Vih
Vil
Voh
Vol
Vled
Iled
‐
Condition
Absolute Max
Absolute Max
Ta=25°, VDD=5.0V
Ta=25°
Min.
‐20
‐30
4.5
1.6
0.7VDD
‐0.3
0.8VDD
0
‐
‐
‐
3.5
40
50,000
Typ.
‐
‐
5.0
2.2
4.8
Max.
+70
+80
5.5
3.5
VDD
0.6
VDD
0.4
3.9
80
‐
Unit
⁰C
⁰C
V
mA
V
V
V
V
V
V
mA
Hrs.
Vled=3.5V
Iled=40mA
Optical Characteristics
Item
Viewing Angle ‐ Vertical (top)
Viewing Angle‐ Vertical (bottom)
Viewing Angle‐ Horizontal (left)
Viewing Angle ‐ Horizontal (right)
Contrast Ratio
Response Time (rise)
Response Time (fall)
Symbol
AH
AH
AV
AV
Cr
Tr
Tf
Condition
Cr ≥ 2
Cr ≥ 2
Cr ≥ 2
Cr ≥ 2
Min.
‐
‐
‐
‐
Typ.
20
40
30
30
3
200
200
Max.
‐
‐
‐
‐
300
300
Unit
⁰
⁰
⁰
⁰
ms
ms
Controller Information
Built‐in ST7920. Download specification at http://www.newhavendisplay.com/app_notes/ST7920.pdf
[5]
NEWHAVEN [ NEWHAVEN DISPLAY INTERNATIONAL, INC. ]
