Datasheet

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licenses are implied. Maxim Integrated reserves the right to change the circuitry and specifications without notice at any time. The parametric values (min and
max limits) shown in the Electrical Characteristics table are guaranteed. Other parametric values quoted in this data sheet are provided for guidance.
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Low-Current I2C RTCs for High-ESR Crystals
DS1341/DS1342
Revision History
REVISION
NUMBER
REVISION
DATE
DESCRIPTION
PAGES
CHANGED
0 10/09 Initial release —
1 12/10
Removed future status from the DS1342 in the Ordering Information table; added
the Package Thermal Characteristics section; added the DS1342 I
CCT
parameter to
the DC Electrical Characteristics table; changed the ESR specification in the Crystal
Parameters table from 80kW (max) to 100kW (max) and removed 35kW typ; added
the TDFN package to the Ordering Information, Pin Configurations, Pin Description,
and Package Information; added the Typical Operating Characteristics section
1, 2, 3, 5,
6, 15
2 1/12
Removed future status from the TDFN packages in the Ordering Information table;
changed the lead temperature from +260°C to +300°C in the Absolute Maximum
Ratings section; added new Note 12 to the C
I/O
and t
SP
parameters in the AC
Electrical Characteristics table; updated the time and date information on a POR in
the Clock and Calendar (00h–06h) section
1–4, 10