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參數(shù)資料
| 型號： | ML9042 |
| 廠商： | OKI SEMICONDUCTOR CO., LTD. |
| 英文描述： | DOT MATRIX LCD CONTROLLER DRIVER |
| 中文描述： | 點陣LCD控制器驅動 |
| 文件頁數(shù)： | 9/58頁 |
| 文件大?。?/td> | 558K |
| 代理商： | ML9042 |
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FEDL9042-01
OKI Semiconductor
ML9042-xx
9/58
(GND
= 0 V, V
DD
= 2.7 to 5.5 V, Ta = –40 to +85
°
C)
Parameter
Symbol
Condition
Min.
Typ.
Max.
Unit
Applicable
pins
Voltage Multiplier
Input Voltage
V
MUL
Note 7
1.8
—
2.75
V
V
IN
1/5
bias
4.3
—
(V
DD
–V
IN
)
×
2
Voltage Multiplier
Output Voltage
V
OUT
V
DD
= 2.7 V, V
IN
= 2.25 V
f = 175 kHz
A capacitor for the voltage
multiplier = 1 to 4.7
μ
F
V
OUT
load current = 54
μ
A
BE = “H”
Applied to LCD bias
resistance of 10 k
(TYP)
only
1/4
bias
4.3
—
(V
DD
–V
IN
)
×
2
V
V
OUT
V
LCD1
1/5
bias
1/4
bias
2.7
—
5.5
Bias Voltage for
Driving LCD
V
LCD2
V
0
–GND Note 8
2.7
—
5.5
V
V
0
Note 1: Applied to the voltage drop occurring between any of the V
0
, V
1
, V
4
and GND pins and any of
the common pins (COM
1
to COM
17
) when the current of 4
μ
A flows in or flows out at one
common pin.
Also applied to the voltage drop occurring between any of the V
0
, V
2
, V
3A
(V
3B
) and GND pins
and any of the segment pins (SEG
1
to SEG
100
) when the current of 4
μ
A flows in or flows out at
one segment pin.
The current of 4
μ
A flows out when the output level is V
DD
or flows in when the output level is
V
5
.
Note 2: Applied to the current flowing into the V
DD
pin when the external clock (f
OSC2
= f
in
= 270 kHz) is
fed to the internal R
f
oscillation or OSC
1
under the following conditions:
V
DD
= V
0
= 5 V
GND = 0 V,
V
1
, V
2
, V
3A
(V
3B
) and V
4
: Open
E/SHTB and BE: “L” (fixed)
Other input pins: “L” or “H” (fixed)
Other output pins: No load
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