參數(shù)資料
型號: 935261851026
廠商: NXP SEMICONDUCTORS
元件分類: 顯示驅(qū)動器
英文描述: LIQUID CRYSTAL DISPLAY DRIVER, UUC56
封裝: DIE-56
文件頁數(shù): 2/46頁
文件大?。?/td> 246K
代理商: 935261851026
1998 Jul 30
10
Philips Semiconductors
Product specication
Universal LCD driver for low multiplex
rates
PCF8576C
6.4
LCD drive mode waveforms
6.4.1
STATIC DRIVE MODE
The static LCD drive mode is used when a single backplane is provided in the LCD. Backplane and segment drive
waveforms for this mode are shown in Fig.5.
Fig.5 Static drive mode waveforms (Vop =VDD VLCD).
V
state1 t
()
V
S
n
t
()
V
BP0 t
()
=
V
on(rms)
V
op
=
V
state2 t
()
V
S
n1
+
t
()
V
BP0 t
()
=
V
off(rms)
0V
=
MBE539
V DD
V LCD
V DD
V LCD
V op
Vop
state 1
0
BP0
Sn
S n 1
V op
Vop
state 2
0
(a) waveforms at driver
(b) resultant waveforms
at LCD segment
LCD segments
state 1
(on)
state 2
(off)
Tframe
VDD
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