PCF8532 datasheet(38/49 Pages) NXP

Part #	PCF8532

Description	Universal LCD driver for low multiplex rates

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Manufacturer	NXP [NXP Semiconductors]

Direct Link	http://www.nxp.com

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38 / 49 page

PCF8532

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Product data sheet

Rev. 2 — 10 February 2011

38 of 49

NXP Semiconductors

PCF8532

Universal LCD driver for low multiplex rates

Fig 25. Synchronization of the cascade for the various PCF8532 drive modes

001aaj498

Tfr =

1

ffr

BP0

(a) static drive mode

(b) 1:2 multiplex drive mode

(c) 1:3 multiplex drive mode

(d) 1:4 multiplex drive mode

BP1

(1/2 bias)

BP1

(1/3 bias)

BP2

(1/3 bias)

BP3

(1/3 bias)

SYNC

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