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ST8024 Datasheet(PDF) 9 Page - Sitronix Technology Co., Ltd.

Part # ST8024
Description  COM/SEG LCD Driver
PDF  28 Pages
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Manufacturer  SITRONIX [Sitronix Technology Co., Ltd.]
Direct Link  http://www.sitronix.com.tw
Logo SITRONIX - Sitronix Technology Co., Ltd.

ST8024 Datasheet(HTML) 9 Page - Sitronix Technology Co., Ltd.

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ST8024
Ver 2.1
Page 9/28
2009/08/19
DI6-DI0
Not used
Connect DI6-DI0 to LGND or VDD, avoiding floating.
XCK
Not used
XCK is pulled down in common mode, so connect to LGND or open.
Y1 -Y240
LCD drive output pins
Corresponding directly to each bit of the shift register, one level (V0, V12, V43, or VSS) is
selected and output.
Table of truth values is shown in "TRUTH TABLE" in Functional Operations.
7.2
Functional Operations
7.2.1
Truth table
(Segment Mode)
FR
LATCH DATA
/DISPOFF
LCD DRIVE OUTPUT VOLTAGE LEVEL (Y1-Y240)
L
L
H
V43
L
H
H
VSS
H
L
H
V12
H
H
H
V0
X
X
L
VSS
(Common Mode)
FR
LATCH DATA
/DISPOFF
LCD DRIVE OUTPUT VOLTAGE LEVEL (Y1-Y240)
L
L
H
V43
L
H
H
V0
H
L
H
V12
H
H
H
VSS
X
X
L
VSS
NOTES:
VSS < V43 < V12 < V0
L: LGND (0 V), H: VDD (+2.5 to +5.5 V), X: Don't care
"Don't care" should be fixed to "H" or "L", avoiding floating.
There are two kinds of power supply (logic level voltage and LCD drive voltage) for the LCD driver.
Supply regular voltage which is assigned by specification for each power pin.



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