參數(shù)資料
型號(hào): KS0717
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: Driver & Controller for STN LCD(STN LCD驅(qū)動(dòng)器和控制器)
中文描述: 驅(qū)動(dòng)程序
文件頁數(shù): 23/57頁
文件大?。?/td> 288K
代理商: KS0717
55COM/100SEG DRIVER & CONTROLLER FOR STN LCD
KS0717
23
Preliminary
VOLTAGE CONVERTER CIRCUITS
These circuits boost up the electric potential between V
DD
and V
SS
to 2, 3, 4, or 5 times toward positive side and
boosted voltage is output from the VOUT pin.
Figure 9. Boosting Two / Three / Four / Five Times Circuit
VOUT=2
×
V
DD
VOUT
C3+
C3 -
C2+
C2 -
C1+
C1 -
DCDC5B
V
DD
Vss
V
DD
V
DD
C1
C1
C1
GND
Vss
V
DD
VOUT
C3+
C3 -
C2+
C2 -
C1+
C1 -
DCDC5B
V
DD
V
DD
Vss
V
DD
C1
C1
GND
Vss
V
DD
+
-
-
+
-
+
+
-
+
-
-
Three
-
Two
VOUT=3xV
DD
VOUT
C3+
C3 -
C2+
C2 -
C1+
C1 -
DCDC5B
V
DD
V
DD
Vss
VOUT
C3+
C3 -
C2+
C2 -
C1+
C1 -
DCDC5B
V
DD
V
DD
Vss
C1
C1
C1
C1
C1
C1
C1
C1
GND
GND
GND
Vss
V
DD
Vss
V
DD
VOUT=5
×
V
DD
V
DD
VOUT=4
×
V
DD
-
+
-
+
+
-
+
-
+
-
+
-
+
-
+
-
-
Five
-
Four
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