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參數(shù)資料
| 型號： | LC79400D |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Dot Matrix LCD Driver |
| 中文描述： | 點陣LCD驅(qū)動器 |
| 文件頁數(shù)： | 4/8頁 |
| 文件大?。?/td> | 180K |
| 代理商： | LC79400D |
Pin Descriptions
Pin No
Pin name
Input/Output
Functions
90
V
DD
V
SS
V
EE
V1
V
DD
and V
SS
: Power supply for logic section
92
Power supply
83
V
DD
and V
EE
: Power supply for LCD drive circuit
LCD drive level power supply
86
85
V3
Power supply
V1 and V
EE
: Select level
V3 and V4 : Nonselect level
84
V4
97
CP
Input
Display data shift clock (triggering on the trailing edge)
81
CDR
Input/Output
Chip disable pin
100
CDL
Input/Output
H level : Data not accepted
L level : Data accepted
99
LOAD
Input
Display data latch clock (triggering on the trailing edge). On the trailing
edge, output levels switch in response to the particular combination of
display data, M and DISP OFF signals.
93
DI4
Input
94
DI3
95
DI2
96
DI1
88
M
Input
LCD drive output alternating signal
91
R/L
Input
Input pin which performs input/output switching for CDR and CDL pins and
directional shift for 4-bit parallel input data.
1
O1
Output
LCD drive output
2
O2
The combination of display data, M signal, and DISP OFF signal can be used
to create output levels as shown below.
79
O79
80
O80
89
DISP OFF
Input
Input pin which controls output pins O1 to O80. V1 level is output from O1 to
O80 pin output during the low level input interval (See logic table).
R/L
Input data and latch address
L
H
M
Q
DISP OFF
Output
L
L
H
V3
L
H
H
V1
H
L
H
V4
H
H
H
V
EE
V1
*
*
L
LC79400D
No. 4346-4/8
*Don’t care
(To be set to either "H" or "L")
Pin Name
Input/Output
R/L
Pin Description
CDR
Input
L
Control input pin for the IC’s internal disable F/F
.
CDL
Output
Output pin of the IC’s internal disable F/F.
Connects to the next stage CDR pin when
establishing a cascade connection.
Control input pin for the IC’s internal disable F/F
.
CDL
Input
H
CDR
Output
Output pin of the IC’s internal disable F/F
.
Connects to the next stage CDL pin when
establishing a cascade connection.
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PDF描述 |
|---|---|
| LC79401D | Dot-Matrix LCD Driver |
| LC7940KD | CMOS IC Dot-Matrix LCD Drivers |
| LC7940YD | Dot-matrix LCD Drivers |
| LC7940YC | Dot-matrix LCD Drivers |
| LC7940ND | Dot-Matrix LCD Driver |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LC79401 | 制造商:SANYO Semiconductor Co Ltd 功能描述: |
| LC79401D | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Dot-Matrix LCD Driver |
| LC79401KNE | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Dot-Matrix LCD Drivers |
| LC79401KNE-E | 功能描述:LCD 驅(qū)動器 STN-LCD DRIVER RoHS:否 制造商:Maxim Integrated 數(shù)位數(shù)量:4.5 片段數(shù)量:30 最大時鐘頻率:19 KHz 工作電源電壓:3 V to 3.6 V 最大工作溫度:+ 85 C 最小工作溫度:- 20 C 封裝 / 箱體:PDIP-40 封裝:Tube |
| LC7940A | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
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