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PCF8531 Datasheet(PDF) 32 Page - NXP Semiconductors

Part # PCF8531
Description  34 x 128 pixel matrix driver
PDF  51 Pages
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCF8531 Datasheet(HTML) 32 Page - NXP Semiconductors

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PCF8531
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 05 — 10 August 2010
32 of 51
NXP Semiconductors
PCF8531
34 x 128 pixel matrix driver
11. Internal circuitry
For all diagrams the maximum forward current is 5 mA and the maximum reverse voltage is 5 V.
Fig 20. Device protection diagrams
mgs485
VDD1
VDD1
VSS1
VSS2
VSS1
SCL, SDA, SDACK
VSS1
VLCDIN
VSS1
VSS1
VDD1
OSC, SA0, T3, T1, T4, RES, ENR
VSS1
VDD1
T2
PADS 43 to 49
PADS 35 to 42
PADS 57 to 63
VDD3
VSS1
PADS 32 to 34
VLCDOUT
VSS1
PADS 17 to 23
VLCDIN (SUPPLY),
VLCDSENSE
VSS1
PADS 16, 24 to 30
PADS 87 to 248
PADS 73, 74, 50, 51, 52
PADS 15, 54, 71, 72, 56, 31, 55
PAD 78
PADS 64 to 70
PADS 57 to 63
VDD2
VSS1
VSS2



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