LC79430D(1997) View Datasheet(PDF) - SANYO -> Panasonic
Part Name
Description
Manufacturer
LC79430D Datasheet PDF : 6 Pages
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LC79430D
Pin Descriptions
Pin No.
90
92
84
87
86
85
96
98
82
Pin name
VDD
VSS
VEE
V1
V2
V5
CP
DIO1
DIO80
91
RS/LS
95
MODE
97
DMIN
94
M
89
DISP OFF
1
O1
Input/Output
Power supply
Power supply
Input
Input/Output
Input/Output
Input
Input
Input
Input
Input
Functions
VDD and VSS: Power supply for logic section
VDD and VEE: Power supply for LCD drive circuit
Power supply for LCD drive level
V1 and VEE : Select level
V2 and V5 : Non-select level
Bidirectional shift register shift clock (triggering on the trailing edge)
Mode
L
(Single)
RS/LS
L (Shift right)
H (Shift left)
H
(Dual)
L (Shift right)
H (Shift left)
Data Transfer Direction
O1 → O80
O80 → O1
O1 → O40
O41 → O80
O80 → O41
O40 → O1
* Don’t care (May be set to either “H” or “L”)
DIO1 DIO8 DMIN
IN OUT *
OUT IN
*
IN OUT IN
OUT IN IN
LCD drive output alternating signal
O1 to O80 output controlling input pins
LCD drive output
80
O80
Output
As shown in the following table, output levels switch in response to the paticular
combination of scan data, M and DISP OFF signals.
M
Data
DISP OFF
Output
L
L
H
V2
L
H
H
VEE
H
L
H
V5
H
H
H
V1
*
*
L
V1
* Don’t care (May be set to either “H” or “L”)
Common Driver Multi-Unit Connection Circuits.
* Using single mode DMIN input pins are fixed to either “H” or “L”.
Figure 1 Single Mode (Right Directional Shift)
No. 4348-4/6
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