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PDF BT45228 Data sheet ( Hoja de datos )
| Número de pieza | BT45228 | |
| Descripción | LCD Module | |
| Fabricantes | BATRON | |
| Logotipo |  |
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Specification
BT45228
BTHQ128064AVD1-FSTF-12-LEDWHITE-COG
Doc. No.: COG-BTD12864-42
Version November 2010
1 page  
Figure 1: Module Specification
5
5 Page 
5. Electrical Specifications
5.1 Typical Electrical Characteristics
At Ta = +25 °C, VDD = +3.3±5%, VSS = 0V.
Table 5
Parameter
Symbol
Conditions
Min. Typ.
Max. Unit
Supply voltage
(Logic)
VDD-VSS
3.14 3.3 3.47 V
Supply voltage
(LCD) (built-in)
VLCD
=V0-VSS
Ta = 0 °C, Character mode,
VDD = +3.3V, Note 1
-
8.9
-
V
Ta = 25 °C, Character mode,
VDD = +3.3V, Note 1
8.5
8.8
9.1
V
Ta = +50 °C, Character
mode, VDD = +3.3V, Note 1
-
8.5
-
V
Low-level input
signal voltage
VILC
Note 2
VSS - 0.2xVDD V
High-level input
signal voltage
VIHC
Note 2
0.8xVDD -
VDD
V
Supply Current
(Logic & LCD)
IDD
VDD = +3.3V,Note 1,
Character mode
- 0.46 0.69 mA
VDD = +3.3V,Note 1,
Checker board mode
- 0.78 1.2 mA
Supply current of
White LED02
backligh
VLED
Forward current
= 2 x 15mA
3.2 3.6 4.0 V
Luminance (on the
backlight surface) of
backlight
Number of LED dice
=2dies.
- 495
- cd/m2
Note 1: There is tolerance in optimum LCD driving voltage during production and it will be within the
specified range.
______
_______ ______
_______
Note 2: D/C, D0 to D5, D6, D7, E( RD ),R/W( WR ),CS1,C86,P/S,RES terminals.
Note 3: Do not display a fixed pattern for more than 30 min. because it may cause image sticking due to LCD
characteristics. It is recommended to change display pattern frequently. If customer must fix display
pattern on the screen, please consider to activate screen saver.
5.2 Appendix - LED Chromatics Coordinates
Figure 4
11
11 Page | ||
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