參數(shù)資料
型號(hào): UPD161401W
廠商: NEC Corp.
英文描述: 256-COLOR, 1/80-DUTY LCD CONTROLLER/DRIVER WITH ON-CHIP RAM
中文描述: 256色,1/80-DUTY LCD控制器/驅(qū)動(dòng)器,片內(nèi)RAM
文件頁數(shù): 38/124頁
文件大小: 647K
代理商: UPD161401W
Data Sheet S15726EJ2V0DS
38
μ
PD161401
Figure 5
15. Number of Boosting Steps and Capacitor Connection
x7
x2
x2
x2
x2
Open
x6
x2
x2
x2
Open
x5
x2
x2
x2
Open
x4
x2
x2
Open
x3
x2
x2
Open
x2
x2
C
1
+
C
1
-
C
2
-
C
3
+
C
2
+
C
3
-
C
4
+
C
4
-
C
5
+
C
5
-
V
O
V
O
C
1
+
C
1
-
C
2
-
C
3
+
C
2
+
C
3
-
C
4
+
C
4
-
C
5
+
C
5
-
V
O
V
O
C
1
+
C
1
-
C
2
-
C
3
+
C
2
+
C
3
-
C
4
+
C
4
-
C
5
+
C
5
-
V
O
V
O
C
1
+
C
1
-
C
2
-
C
3
+
C
2
+
C
3
-
C
4
+
C
4
-
C
5
+
C
5
-
V
O
V
O
C
1
+
C
1
-
C
2
-
C
3
+
C
2
+
C
3
-
C
4
+
C
4
-
C
5
+
C
5
-
V
O
V
O
C
1
+
C
1
-
C
2
-
C
3
+
C
2
+
C
3
-
C
4
+
C
4
-
C
5
+
C
5
-
V
O
V
O
To boost LCD drive voltage seven-fold
To boost LCD drive voltage six-fold
To boost LCD drive voltage five-fold
To boost LCD drive voltage four-fold
To boost LCD drive voltage three-fold
To boost LCD drive voltage two-fold
Remark
“xN” (N = 2 to 7) of the capacitors in the above figure indicates the maximum voltage applied to the
capacitors.
xN : V
DD2
x N (V)
Table 5
14. Number of Boosting Steps of Main Duty/Sub-duty Display Booster Circuit (during Normal Display)
MBT2
MBT1
MBT0
SBT2
SBT1
SBT0
Number of Boosting steps (unit: fold)
0
0
0
Two
0
0
1
Three
0
1
0
Four
0
1
1
Five
1
0
0
Six
1
0
1
Seven
1
1
0
Prohibited
1
1
1
Prohibited
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