Wi-Fi&BT Module Series
AF50T Hardware Design
AF50T_Hardware_Design 19 / 52
3.4. Power Supply
The following table shows the power supply pins and ground pins of AF50T module.
Table 4: Definition of Power Supply and GND Pins
The VDD_CORE_VL, VDD_CORE_VM, VDD_CORE_VH, and VDD_IO can be powered by AG55xQ
series module, as the following figure shows.
Figure 3: Reference Circuit for VDD_CORE_VL, VDD_CORE_VM, VDD_CORE_VH, and VDD_IO
1. Please keep all RESERVED and unused pins open.
2. “*” means under development.
Pin Name Pin No.
Description
Min.
Typ.
Max.
Unit
VDD_
CORE_VL
1, 2, 47
Voltage for core, low voltage
0.9
0.95
1.05
V
VDD_
CORE_VM
45
Voltage for core, mid voltage
1.28
1.35
1.42
V
VDD_
CORE_VH
46
Voltage for core, high voltage
1.85
1.9
2.0
V
VDD_IO
43
Power supply for the module’s I/O
pins
1.71
1.8
1.89
V
VDD_RF
19, 20, 63
Power supply for the module’s RF
part
3.3
3.85
4.25
V
GND
6, 24, 26, 27, 29, 30, 31, 32, 34, 44, 51, 66, 67, 69,
70, 74, 75, 85
–
108
NOTES