PCF8531U NXP [NXP Semiconductors], PCF8531U Datasheet - Page 25

• Manufacturer Part Number: PCF8531U
• Description: 34 x 128 pixel matrix driver
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
10. Internal circuitry
PCF8531_4
Product data sheet
Fig 13. Device protection diagrams
For all diagrams the maximum forward current is 5 mA and the maximum reverse voltage is 5 V.
PADS 43 to 49
PADS 64 to 70
PADS 57 to 63
PADS 73, 74, 50, 51, 52
PADS 15, 54, 71, 72, 56, 31, 55
V
V
V
V
V
SS1
DD1
SS1
DD1
SS1
V
V
V
SCL, SDA, SDACK
OSC, SA0, T3, T1, T4, RES, ENR
DD1
SS1
SS2
Rev. 04 — 13 June 2008
PADS 35 to 42
PADS 57 to 63
PADS 16, 24 to 30
V
V
SS1
SS1
V
V
V
V
DD2
SS2
LCDIN
LCDSENSE
(SUPPLY),
34 x 128 pixel matrix driver
mgs485
PCF8531
© NXP B.V. 2008. All rights reserved.
PADS 32 to 34
PADS 17 to 23
PADS 87 to 248
PAD 78
V
V
V
V
V
V
SS1
SS1
LCDIN
SS1
DD1
SS1
V
V
T2
DD3
LCDOUT
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