SI5347-46 Datasheet, PDF (2/13 Pages) Silicon Laboratories – Data Sheet Errata for Product Revision B

Table .1. Errata Status Summary
Erratum
1
Title/Problem
Impedance in LVCMOS high-Z
mode is too low
Impact
Information
2
When entering holdover mode
Information
without valid holdover history data,
holdover frequency may not be
accurate
3
VCO drifts to unknown frequency Information
when holdover is disabled and
there are no valid input clocks
4
Inadvertent assertion of LOL dur- Information
ing clock switching
5
Possible output frequency transi- Information
ents when switching between
clocks of the same nominal fre-
quency
6
Exit from holdover ramp feature is Minor
not functional
8
No individual LOS or OOF sticky Minor
status bit may be cleared when
any other LOS or OOF alarm is
asserted
8
Possible part-per-trillion (ppt) fre- Minor
quency error
9
SMBus timeout
Major
Workarounds
Yes
Yes
Resolution
Si5347/46 Data Sheet and CBPro have
been updated. Will also be fixed in the next
silicon revision.
Si5347/46 Data Sheet and CBPro have
been updated.
Yes
Si5347/46 Data Sheet and CBPro have
been updated.
Yes
Si5347/46 Data Sheet and CBPro have
been updated.
Yes
A ramp switching feature will be available
in the next silicon revision.
Yes
Will be fixed in the next silicon revision.
Yes
Will be fixed in the next silicon revision.
Yes
Will be fixed in the next silicon revision.
CBPro v2.0 now addresses this issue.
No
Will be fixed in the next silicon revision.
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