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PCF8531U2D Datasheet PDF : 51 Pages
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NXP Semiconductors
PCF8531
34 x 128 pixel matrix driver
PCF8531
Product data sheet
Table 5. Bonding pad description …continued
All x/y coordinates represent the position of the center of each pad with respect to the center
(x/y = 0) of the chip (see Figure 2).
Symbol
Pad
X (μm) Y (μm) Description
VLCDOUT
17
3099.5 823.4
voltage multiplier output (VLCD)
[3]
VLCDOUT
18
3029.5 823.4
VLCDOUT
19
2959.5 823.4
VLCDOUT
20
2889.5 823.4
VLCDOUT
21
2819.5 823.4
VLCDOUT
22
2749.5 823.4
VLCDOUT
23
2679.5 823.4
VLCDIN
24
2539.5 823.4
LCD supply voltage (VLCD)
[2]
VLCDIN
25
2469.5 823.4
VLCDIN
26
2399.5 823.4
VLCDIN
27
2329.5 823.4
VLCDIN
28
2259.5 823.4
VLCDIN
29
2189.5 823.4
VLCDIN
RES
30
2119.5 823.4
31
1979.5 823.4
external reset input (active LOW)
[4]
VDD3
32
1699.5 823.4
supply voltage 3
[5]
VDD3
33
1629.5 823.4
VDD3
34
1559.5 823.4
VDD2
35
1279.5 823.4
supply voltage 2
[5]
VDD2
36
1209.5 823.4
VDD2
37
1139.5 823.4
VDD2
38
1069.5 823.4
VDD2
39
999.5
823.4
VDD2
40
929.5
823.4
VDD2
41
859.5
823.4
VDD2
42
789.5
823.4
VDD1
43
649.5
823.4
supply voltage 1
[5]
VDD1
VDD1
44
579.5
823.4
45
509.5
823.4
VDD1
46
439.5
823.4
VDD1
47
369.5
823.4
VDD1
48
299.5
823.4
VDD1
SDA
49
229.5
823.4
50
19.5
823.4
serial data line input of the I2C-bus
SDA
51
−50.5
823.4
SDACK
52
−400.5 823.4
serial data acknowledge output
[6]
-
53
−750.5 823.4
dummy
SA0
54
−820.5 823.4
I2C-bus slave address input; bit 0
ENR
55
−1100.5 823.4
enable internal Power-On Reset (POR) [7]
input
All information provided in this document is subject to legal disclaimers.
Rev. 6 — 16 May 2011
© NXP B.V. 2011. All rights reserved.
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