Datasheet

Beijing Winner Microelectronics Co., Ltd.
13
7 Pin Description
Figure 7-1 QFN32 pin Diagram
Table 7-1 Pin Description（QFN32）
Pin No.
Pin Name
Type
Function Description after reset
Multi-function
1
WAKEUP
I
WAKEUP
2
RESET
I
RESET
3
XTAL_OUT
O
Output External crystal oscillator
4
XTAL_IN
I
input External crystal oscillator
5
VDD33
P
power supply, 3.3V
6
DVDD33
P
power supply for digital circuit,
3.3V
7
VDD33LNA
P
power supply for LNA, 3.3V
8
ANT
I/O
RF antenna
9
VDD33PA
P
PA power supply, 3.3V
10
VDD33ANA
P
power supply for analog circuit, 3.3V
11
EXT24K
I
series connect with a resistor
（24KΩ+-1%）
12
TEST
I
Test mode