NXP Semiconductors
PCF2123
SPI Real time clock/calendar
Table 50. Alignment mark dimension and location of all PCF2123U types
Coordinates
x
y
Location[1]
693
516.2
Dimension[2]
16 m
13 m
[1] The x/y coordinates of the alignment mark location represent the position of the REF point (see Figure 35)
with respect to the center (x/y = 0) of the chip; see Figure 33 and Figure 34.
[2] The x/y values of the dimensions represent the extensions of the alignment mark in direction of the
coordinate axis (see Figure 35).
Fig 35. Alignment mark
y
x
REF
013aaa231
PCF2123
Product data sheet
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Rev. 6 — 15 July 2013
© NXP B.V. 2013. All rights reserved.
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