Datasheet

Maximum ratings M41ST87Y, M41ST87W
42/54 Doc ID 9497 Rev 10
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 14. Absolute maximum ratings
Caution: Negative undershoots below –0.3 V are not allowed on any pin while in the battery backup
mode.
Symbol Parameter Value Unit
T
STG
Storage temperature (V
CC
off, oscillator off) –55 to 125 °C
T
SLD
Lead solder temperature for 10 seconds
SSOP20 260
(1)
1. Reflow at peak temperature of 260 °C. The time above 255 °C must not exceed 30 seconds.
°C
SOX28 240
(2)
2. Reflow at peak temperature of 240 °C. The time above 235°C must not exceed 20 seconds.
°C
V
IO
Input or output voltage –0.3 to V
CC
+0.3 V
V
CC
Supply voltage
M41ST87Y –0.3 to 7.0 V
M41ST87W –0.3 to 4.6 V
I
O
Output current 20 mA
P
D
Power dissipation 1 W
θ
JA
Thermal resistance, junction to ambient
SSOP20 83.0 °C/W
SOX28 °C/W