User's Manual

value
value
value
working
temperat
ure
-
-40
25
65
℃
Supply
voltage
VCC
1.8
3.3
4.3
V
 Digital port
category
name
minimum
value
Typica
l
value
Maximum
value
Compan
y
Input logic
low level
Vil
-0.3
-
0.3*VDDIO
V
Input logic
high level
VIH
0.7*VDDIO
-
VDDIO+0.3
V
Output logic
low level
Vol
-
-
0.1*VDDIO
V
Output logic
high level
Voh
0.8*VDDIO
-
-
V
*VDDIO is generated by the internal LDO output of the chip, and the voltage can be adjusted by software,
with a range of 2.1V - 3.5V.
 power waste
cate
gory
averag
e
value
Maximu
m
value
Company
TX peek current (0dB)
-
8
Ma
RX peek current
-
9.7
Ma
Deep sleep current (include 48K retention RAM)
6.1
-
UA
Power off
2.7
-
UA