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FIBOCOM SU806 Series Hardware Guide
Page 28 of 86
VRTC input voltage
-
3.0
-
V
VRTC input current
-
40
-
uA
The reference design of VRTC pin powered by external power source is shown the following figure:
M odule
V R T C
+
C oin cell
Figure 3-3 VRTC reference design
3.1.3
Power Output
The SU806D-EAU series module provides multiple power outputs for peripheral circuits. It is
recommended to connect 33pF and 10pF capacitors in parallel with every power to avoid high frequency
interference effectively.
Table 3-4 Power output
Pin Name
Programmable Voltage Range (V)
Default Voltage (V) Drive Current (mA)
VDD1V85
1.75-2.1
1.85
200
VDD1V8
1.10625-1.9
1.8
200
VDDCAMMOT
1.8-3.3
2.8
100
VDDSDCORE
1.8-3.3
3.0
400
VDDSDIO
1.8-3.3
3.0
100
VDDSIM0
1.8-3.3
1.8/3
50
VDDSIM1
1.8-3.3
1.8/3
50
VDDCAMA
1.8-3.3
2.8
150
