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參數(shù)資料
| 型號： | NT7502H-TABF1 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 65 X 132 RAM-Map LCD Controller / Driver |
| 中文描述： | 65 × 132 RAM的地圖LCD控制器/驅(qū)動器 |
| 文件頁數(shù)： | 4/54頁 |
| 文件大?。?/td> | 687K |
| 代理商： | NT7502H-TABF1 |
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NT7502
Pad Description
Power Supply
Pad No.
Symbol
I/O
Descriptions
30 - 33
V
DD
Supply
2.4 - 3.5V power supply input. These pads must be connected each other
10, 16, 26, 53, 71,
77, 81, 91
V
DD
Supply
2.4 - 3.5V power supply output for pad option
34 - 36
V
DD2
Supply
This is the reference power supply for the step-up voltage circuit for the LCD.
These pads must be connected each other
37 - 40
V
SS
Supply
Ground. These pads must be connected each other
7, 13, 25, 29 , 56,
69 - 70, 74, 79, 83
V
SS
Supply
Ground output for pad option
65 - 66
57 - 58
59 - 60
61 - 62
63 - 64
V
0
V
1
V
2
V
3
V
4
Supply
LCD driver supply voltages. The voltage determined by LCD cell is
impedance-converted by a resistive driver or an operation amplifier for
application. Voltages should be according to the following relationship:
V
0
≥
V
1
≥
V
2
≥
V
3
≥
V
4
≥
V
SS
When the on-chip operating power circuit is on, the following voltages
are supplied to
V
1
to V
4
by the on-chip power circuit. Voltage selection is
performed by the Set LCD Bias command.
LCD bias
1/5 bias
1/6 bias
1/7 bias
1/8 bias
1/9 bias
V1
V2
V3
V4
4/5V0
5/6V0
6/7V0
7/8V0
8/9V0
3/5V0
4/6V0
5/7V0
6/8V0
7/9V0
2/5V0
2/6V0
2/7V0
2/8V0
2/9V0
1/5V0
1/6V0
1/7V0
1/8V0
1/9V0
4
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