
NXP Semiconductors
9. Internal circuitry
PCF8533
Universal LCD driver for low multiplex rates
VDD
SA0, CLK, SYNC,
OSC, A0, A1, A2
BP0, BP1, BP2,
BP3, S0 to S79
VDD
VSS
VLCD
VSS
Fig 17. Device protection diagram
VSS
SCL, SDA,
SDAACK
VSS
VLCD
VSS
013aaa281
PCF8533_4
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 04 — 5 March 2010
© NXP B.V. 2010. All rights reserved.
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