參數(shù)資料
型號(hào): SSD1801
廠商: Electronic Theatre Controls, Inc.
英文描述: LCD Segment / Common Driver with Controller for Character Display System
中文描述: LCD段/通用驅(qū)動(dòng)器與控制器的字符顯示系統(tǒng)
文件頁數(shù): 22/42頁
文件大?。?/td> 762K
代理商: SSD1801
SSD1801 Series
Rev 1.1
01/2003
SOLOMON
21
VOLTAGE GENERATOR CIRCUIT
Figure 12 – When Built – in Power Supply is used
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
VOUT
VF
VL6
VL5
VL4
VL3
VL2
AVSS
+
C2
+
C2
VDD
C1
+
GND
R2
GND
AVDD
C1P
C1N
C2P
VOUT
VF
VL6
VL5
VL4
VL3
VL2
AVSS
+
C2
C2
+
C1
+
GND
R1
R2
GND
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