PCA8538UG(2014) 查看數據表（PDF） - NXP Semiconductors.

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PCA8538UG
(Rev.:2014)

Automotive 102 x 9 Chip-On-Glass LCD segment driver

NXP Semiconductors. 

NXP Semiconductors

PCA8538

Automotive 102 x 9 Chip-On-Glass LCD segment driver

8.10.6.2 1:2 Multiplex drive mode

When two backplanes are provided in the LCD, the 1:2 multiplex mode applies. The

PCA8538 allows the use of 1⁄2 bias or 1⁄3 bias in this mode as shown in Figure 26 and

Figure 27.

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DDD

Vstate1(t) = VSn(t)  VBP0(t).

Vstate2(t) = VSn(t)  VBP1(t).

Von(RMS)(t) = 0.791VLCD.

Voff(RMS)(t) = 0.354VLCD.

Fig 26. Waveforms for the 1:2 multiplex drive mode, 1⁄2 bias, line inversion mode (n = 1)

PCA8538

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 4 — 26 September 2014

© NXP Semiconductors N.V. 2014. All rights reserved.

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