S42 Hardware User Guide
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Page 37 of 62
5
Electrical Characteristics
5.1
Absolute Maximum Ratings
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent
damage to the device. These are stress ratings only and functional operation of the device at
these or any other conditions beyond those indicated under “Electrical Requirements” is not
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect
device reliability.
Item
Symbol
Absolute Maximum Ratings
Unit
Supply voltage
VSUP
-0,3 to +3,9
V
Voltage on any pin
V
Pin
-0,3 to VSUP+0,3 and <3,9
V
RF input level
10
dBm
NFC antenna pin current I
NFC1/2
80
mA
Table 9: Absolute Maximum Ratings
5.2
Operating Conditions
T
amb
= 25°C
Item
Condition
Limit
Unit
Min
Typ
Max
Supply voltage VSUP
normal mode (DC/DC not enabled)
1,7
3,0
3,6
V
DC
Supply voltage VSUP
DC/DC mode (DC/DC enabled)
1,7
3,0
3,6
V
DC
Supply rise time
0V to 1,7V
60
ms
Important: The on-chip power-on reset circuitry may not function properly for rise times longer than
the specified maximum.
Table 10: DC Operating Conditions
5.3
Environmental Requirements
Item
Symbol Absolute Maximum Ratings
Unit
Storage temperature range
T
stg
-40 to +125
°C
Operating temperature range
T
op
-40 to +85
°C
Table 11: Environmental Requirements