Datasheet

M41T81S Maximum ratings
Doc ID 10773 Rev 7 23/32
4 Maximum ratings
Stressing the device above the rating listed in the absolute maximum ratings table may
cause permanent damage to the device. These are stress ratings only and operation of the
device at these or any other conditions above those indicated in the operating sections of
this specification is not implied. Exposure to absolute maximum rating conditions for
extended periods may affect device reliability.
Table 6. Absolute maximum ratings
Caution: Negative undershoots below –0.3 volts are not allowed on any pin while in the battery
backup mode.
Sym Parameter Value Unit
T
STG
Storage temperature (V
CC
off, oscillator off) –55 to 125 °C
V
CC
Supply voltage –0.3 to 7 V
T
SLD
Lead solder temperature for 10 seconds
SO8
(1)
1. For SO8 package, Lead-free (Pb-free) lead finish, reflow at peak temperature of 260 °C. The time above
255 °C must not exceed 30 seconds.
260 °C
SOX18
(2)
2. For SOX18 package, reflow at peak temperature of 240 °C. The time above 235 °C must not exceed 20
seconds.
240 °C
V
IO
Input or output voltages –0.3 to V
CC
+ 0.3 V
I
O
Output current 20 mA
P
D
Power dissipation 1 W