參數(shù)資料
型號(hào): NT7704
廠商: Electronic Theatre Controls, Inc.
英文描述: 240 Output LCD Segment/Common Driver
中文描述: LCD段輸出240 /通用驅(qū)動(dòng)程序
文件頁(yè)數(shù): 10/40頁(yè)
文件大小: 402K
代理商: NT7704
NT7704
10
2. LCD Driver Output Voltage Level
The relationship between the data bus signal, AC converted signal FR and LCD driver output voltage is as shown in the table
below:
2.1. Segment Mode
FR
Latch Data
DISPOFF
Driver Output Voltage Level (Y
1
-
Y
240
)
L
L
H
V
43
L
H
H
V
5
H
L
H
V
12
H
H
H
V
0
X
X
L
V
5
Here, V
SS
V
5
< V
43
< V
12
< V
0
, H: V
DD
(+2.5 to +5.5V), L: V
SS
(0V), X: Don't care
2.2. Common Mode
FR
Latch Data
DISPOFF
Driver Output Voltage Level (Y
1
-
Y
240
)
L
L
H
V
43
L
H
H
V
0
H
L
H
V
12
H
H
H
V
5
X
X
L
V
5
Here, V
SS
V
5
< V
43
< V
12
< V
0
, H: V
DD
(+2.5 to +5.5V), L: V
SS
(0V), X: Don't care
Note: There are two kinds of power supply (logic level voltage, LCD driver voltage) for the LCD driver. Please supply regular
voltage which is assigned by specification for each power pin.
That time "Don't care" should be fixed to "H" or "L", avoiding floating.
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