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PCA85176H/Q900/1,5

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P36P37-P39P40-P42P43-P45P46-P48P49-P51P52-P54P55-P57P58-P60
PCA85176 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2015. All rights reserved.
Product data sheet Rev. 6 — 7 April 2015 16 of 60
NXP Semiconductors
PCA85176
40 x 4 automotive LCD driver for low multiplex rates
7.3.4 LCD drive mode waveforms
7.3.4.1 Static drive mode
The static LCD drive mode is used when a single backplane is provided in the LCD. The
backplane (BPn) and segment (Sn) drive waveforms for this mode are shown in Figure 7
.
V
state1
(t) = V
Sn
(t) V
BP0
(t).
V
on(RMS)
= V
LCD
.
V
state2
(t) = V
(Sn + 1)
(t) V
BP0
(t).
V
off(RMS)
= 0 V.
Fig 7. Static drive mode waveforms
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PCA85176 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2015. All rights reserved.
Product data sheet Rev. 6 — 7 April 2015 17 of 60
NXP Semiconductors
PCA85176
40 x 4 automotive LCD driver for low multiplex rates
7.3.4.2 1:2 Multiplex drive mode
When two backplanes are provided in the LCD, the 1:2 multiplex mode applies. The
PCA85176 allows the use of
1
⁄
2
bias or
1
⁄
3
bias in this mode as shown in Figure 8 and
Figure 9
.
V
state1
(t) = V
Sn
(t) V
BP0
(t).
V
on(RMS)
= 0.791V
LCD
.
V
state2
(t) = V
Sn
(t) V
BP1
(t).
V
off(RMS)
= 0.354V
LCD
.
Fig 8. Waveforms for the 1:2 multiplex drive mode with
1
⁄
2
bias
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PCA85176 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2015. All rights reserved.
Product data sheet Rev. 6 — 7 April 2015 18 of 60
NXP Semiconductors
PCA85176
40 x 4 automotive LCD driver for low multiplex rates
V
state1
(t) = V
Sn
(t) V
BP0
(t).
V
on(RMS)
= 0.745V
LCD
.
V
state2
(t) = V
Sn
(t) V
BP1
(t).
V
off(RMS)
= 0.333V
LCD
.
Fig 9. Waveforms for the 1:2 multiplex drive mode with
1
⁄
3
bias
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P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P36P37-P39P40-P42P43-P45P46-P48P49-P51P52-P54P55-P57P58-P60

PCA85176H/Q900/1,5

Mfr. #:
Buy PCA85176H/Q900/1,5
Manufacturer:
NXP Semiconductors
Description:
LCD Drivers 40 SGMT 4800Hz
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
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