參數(shù)資料
型號: SSD1800
廠商: Electronic Theatre Controls, Inc.
英文描述: LCD Segment / Common Driver with Controller
中文描述: LCD段/驅(qū)動器與控制器通用
文件頁數(shù): 24/42頁
文件大?。?/td> 598K
代理商: SSD1800
Solomon Systech
Mar 2004
P 24/42 Rev 1.0
SSD1800 Series
9
VOLTAGE GENERATOR CIRCUIT
Figure 12 - When Built-in Power Supply is used
AVDD
C1P
C1N
C2P
C2N
VF
VL6
VL5
VL4
VL3
VL2
AVSS
VDD
-
+
GND
External
Power
Supply
(VC, VF = 0,1)
AVDD
C1P
C1N
C2P
C2N
VF
VL6
VL5
VL4
VL3
VL2
AVSS
VDD
GND
External
Power
Supply
(VC, VF = 0,0)
All Capacitor is C2.
C2 : 0.1 uF
Note: VC, VF = X
2 ,
X
0
in
Power Control Register
C2
Figure 13 When External Power Supply is used
VDD
3x DC-DC Converter
Remarks:
(VC,VF = 1,1)
C1 = 2.2
μ
F - 4.7
μ
F
C2 = 0.1
μ
F - 1
μ
F
R1 and R2 = 500K-2.5M ohms
2x DC-DC Converter
Note: VC, VF = bit X
2
and X
0
in the command of Power Control Register;
X
2
is the bit of turns on/off of the internal voltage converter and regulator
X
0
is the bit of turns on/off of the voltage divider
R1
AVDD
C1P
C1N
C2P
C2N
VL6
VF
VL6
VL5
VL4
VL3
VL2
AVSS
+
C2
+
C2
VDD
C1
+
GND
R2
GND
AVDD
C1P
C1N
C2P
VL6
VF
VL6
VL5
VL4
VL3
VL2
AVSS
+
C2
C2
+
C1
+
GND
R1
R2
GND
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