User's Manual l TQMxE39S UM 0101 l © 2019 TQ-Group
Page 8
3.2.2.1
Real Time Clock
The RTC (VCC_RTC) current consumption is shown below.
The values were measured at +25 °C under battery operating conditions.
Table 4:
RTC Current Consumption
Integrated RTC
Voltage
Current
Intel
®
Atom
™
E3900, Intel
®
Pentium
®
N4200, Intel
®
Celeron
®
N3350
3.0 V
3 μA
The current consumption of the RTC in the Intel
®
Atom
™
E3900, Intel
®
Pentium
®
N4200, and Intel
®
Celeron
®
N3350
is specified in the Product Family Datasheet with 6 µA in average, but the values measured on several modules were lower.
3.3
Environment
•
Operating Temperature Standard:
0 °C to +60 °C
•
Operating Temperature Extended:
–40 °C to +85 °C
•
Storage Temperature:
–40 °C to +85 °C
•
Relative humidity (operating / storage):
10 % to 90 % (non-condensing)
Attention: Maximum operating temperature
Do not operate the TQMxE39S without heat spreader or without heat sink!
The heat spreader is not a sufficient heat sink!
