Datasheet

PCF2129 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 7 — 19 December 2014 70 of 86
NXP Semiconductors
PCF2129
Accurate RTC with integrated quartz crystal for industrial applications
15. Application information
For information about application configuration, see Ref. 3 “AN11186”.
C
i
: In case mechanical switches are used, a capacitor of 1 nF is recommended.
R
PU
: For example, 10 k.
Fig 48. General application diagram
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