Product Info

©Ehong Technology Co.,Ltd Page 8 of 14
7. Electrical Specifications
7.1 Recommended Operation Conditions
Operating Condition
Min
Typical
Max
Unit
Operating Temperature Range
-40
+20
+85
°C
Storage Temperature Range
-40
+20
+85
°C
Battery (VDD_BAT) operation
1.8
+3.7
+4.3
V
I/O Supply Voltage (VDD_PIO)
1.8
+3.3
+3.6
V
AIO input
0
-
+3.3
V
Frequency range
2402
2480
MHz
7.2 Module power consumption
⚫ Working current：Condition: VBAT=3V, VDDIO=3V, ambient temperature: 25℃
Power mode
Current
Consumption(Max)
Unit
Active RX mode, with DCDC
6.1
mA
Active RX mode, with LDO
11.5
mA
Active TX mode(@0dBm,with DCDC)
6.6
mA
Active TX mode(@0dBm,with LDO)
12.5
mA
Module average power consumption
⚫ Minimum power consumption：Condition: VBAT=3V，VDDIO=3V，ambient
temperature:25℃
Module minimum power consumption
Power
Mode
Always
on
Registers
32k
RCOSC/XTAL
Retenti
on
SRAM
CPU
Wakeup
Method
Current
Consumpti
on (typical)
suspend
ON
ON
Retention
OFF
GPIO
32kHz Timer
40~50μA
Deep sleep
with
retention
ON
ON
Retention
32K
OFF
GPIO
32kHz Timer
2~3μA
Deep sleep
OFF
ON
OFF
OFF
GPIO
32kHz Timer
1~2μA