Hardware Description

Wi-linktech Communication Technologies (Shanghai) Co.,Ltd
2019-06-01 www.wi-linktech.com 4 / 10
021-20255077
2 Electrical characters
2.1 Basic characters
Absolute Maximum Ratings
Min
Max
Unit
Power supply Voltage (LDOIN)
–0.5
+5.5
V
Voltage of I/O pins
–0.5
+3.6
V
Storage Temperature
–55
+125
°C
Table 1
.
Absolute Maximum Ratings
Recommended Operating Conditions
Min
TYP
Max
Unit
Power supply Voltage (LDOIN)
3.35
4.2
5.0
V
Voltage of I/O pins
0
3.3
3.6
V
Operating Temperature
-20
25
75
°C
Table 2
.
Recommend Working Condition
Wireless Standard
Bluetooth BR/EDR/LE
Frequency
2.402GHz～2.480GHz
TX power
10dBm
Antenna
external
：
RF_PIN
internal
：
PCB antenna
High gain as external antenna
Table 3. Bluetooth features
I/O pins
Test Conditions
Min
Max
Unit
Logic input low, V
IL
0
0.75
V
Logic input high, V
IH
2.1
3.6
V
Logic output low, V
OL
6mA
0
0.6
V
Logic output high, V
OH
6mA
2.7
3.3
V
Table 4. DC Characteristics of I/O pins
2.2 Power consumption
Characteristics
Min
Typ
Max
Unit
Current consumption in shut-down mode
uA
Current consumption in active mode
mA
Table 5. Static Current Consumption