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參數(shù)資料
| 型號： | SSD1828Z |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | MOTOR LINEAR ACT 12VDC UNIPOLAR |
| 中文描述： | LCD段/與普通的CMOS驅(qū)動器控制器 |
| 文件頁數(shù)： | 14/43頁 |
| 文件大小： | 434K |
| 代理商： | SSD1828Z |
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SSD1828
Rev 1.10
07/2002
SOLOMON
9
6.8
D
0
-D
7
These pins are 8-bit bi-directional data bus to be connected to the microprocessor’s data bus.
When serial mode is selected, D
7
is the serial data input SDA and D
6
is the serial clock input
SCK.
6.9
V
DD
Power supply pin.
6.10 RV
SS
Ground reference of Vref.
6.11 CV
SS
Ground reference of analog circuitry.
6.12 V
SS
Ground reference of logic circuitry.
6.13 V
CI
Reference voltage input for internal DC-DC converter. The voltage of generated V
CC
equals to
the multiple factor (2X, 3X, 4X or 5X) times V
CI
with respect to V
SS
.
Note: Voltage at this input pin must be larger than or equal to V
DD
.
6.14 V
out
This is the most positive voltage supply pin of the chip. It can be supplied externally or
generated by the internal regulator.
6.15 V
L5,
V
L4,
V
L3
and V
L2
LCD driving voltages. They can be supplied externally or generated by the internal bias divider.
They have the following relationship:
V
out
> V
L5
> V
L4
> V
L3
> V
L2
> V
SS
Table 4 - V
out
> V
L5
> V
L4
> V
L3
> V
L2
> V
SS
Relationship
1 : a bias
V
L5
V
L4
V
L3
V
L2
(a-1)/a *
V
out
(a-2)/a * V
out
2/a * V
out
1/a * V
out
a is equals to 9 at POR.
6.16 COM0 – COM63
These pins provide the row driving signal COM0 - COM63 to the LCD panel. See Figure 5 or
Figure 7 about the COM signal mapping in different multiplex ratio N.
6.17 ICONS
This pin is the special icons line COM signal output.
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