參數(shù)資料
型號(hào): P83C434CFP
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: ECONOLINE: RU - Twin Independent Outputs- Output/Output Isolation 1kVDC- Power Sharing on Outputs- Input/Output Isolation 1kVDC- No Heatsink Required- UL94V-0 Package Material- Toroidal Magnetics- No Extern. Components Required- Custom Solutions Available- Efficiency t
中文描述: 8-BIT, MROM, 12 MHz, MICROCONTROLLER, PDIP42
文件頁(yè)數(shù): 23/36頁(yè)
文件大小: 165K
代理商: P83C434CFP
1997 Jul 03
23
Philips Semiconductors
Product specification
8-bit microcontrollers with LCD-driver
P83C434; P83C834
6.7.4.3
1 : 3 multiplex drive mode
When three backplanes are provided in the LCD, the 1 : 3 multiplex mode applies, as shown in Fig.15.
book, full pagewidth
MGG017
state 1
0
BP0
(b) resultant waveforms
at LCD element
LCD elements
state 2
BP1
state 1
state 2
0
(a) waveforms at driver
BP2/S23
Tframe
Vop
Vop
Vop/3
Vop/3
2Vop/3
2Vop/3
Vop
Vop
Vop/3
Vop/3
2Vop/3
2Vop/3
VDD(P)
VSS
+
2Vop/3
VSS
VDD(P)
VSS
+
2Vop/3
VSS
+
Vop/3
VSS
VDD(P)
VSS
+
2Vop/3
VSS
+
Vop/3
VSS
VDD(P)
VSS
+
2Vop/3
VSS
+
Vop/3
VSS
VDD(P)
VSS
+
2Vop/3
VSS
+
Vop/3
VSS
VDD(P)
VSS
+
2Vop/3
VSS
+
Vop/3
VSS
VSS
+
Vop/3
Sn
+
1
Sn
+
2
Sn
Fig.15 Waveforms for the 1 : 3 multiplex drive mode (V
op
= V
DD(P)
V
SS
).
V
state1
t)
V
S
n
t)
V
BP0
t)
=
V
on(rms)
0.638V
op
=
V
state2
t)
V
S
n
t)
V
BP0
t)
=
V
off(rms)
0.333V
op
=
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