Datasheet

DocID12615 Rev 8 55/56
M41T93 Revision history
56
8 Revision history
Table 26. Document revision history
Date Revision Changes
12-Oct-2011 6
Updated Features, title, Section 3.1: Clock data coherency, Section 3.2: Halt bit (HT)
operation; added Figure 9, added footnote 2 to Table 25: Ordering information.
04-Sep-2013 7
Updated Features bullet concerning accuracy
Added footnote 2 within Figure 4
Updated Figure 6
Updated Section 2 and 2.2
Updated Section 3, 3.3, 3.4.1, 3.4.2, and Section 3.5
Updated Figure 13
Updated Section 3.6
Textual update in Figure 15
Removed figure entitled “Alarm interrupt reset waveform”
Updated Section 3.7, 3.8, 3.8.1, Table 7 and 8
Added Figure 16
Removed section concerning
TI/TP bit
Updated Section 3.8.2 and 3.8.3
Removed table entitled “Timer countdown value register bits (addr 11h)”
Updated Section 3.10, 3.11
Added Figure 18
Removed table entitled “Century bits examples”
Removed section concerning output driver pin
Updated Section 3.12 and 3.13
Added Section 3.14 and Figure 19, Table 11 and 12
Updated Section 3.16
Updated Table 15
Updated test condition for V
OL
in Table 18
Removed section concerning crystal component suppliers
Updated Table 25
Minor textual updates throughout document
11-Nov-2013 8
Updated Section 3.10: Battery low warning and added Figure 17; updated
Section 3.4.2: Analog calibration (programmable load capacitance) and added
Section 3.4.3: Pre-programmed calibration value; updated Section 3.16: OTP bit
operation (SOX18 package only); updated Table 15