User's Manual

Bluetooth Low Energy Module
Shanghai Ehong Technologies Co., Ltd
Battery (VDD_BAT) operation 1.8 -- +3.6 V
I/O Supply Voltage (VDD_PIO) 1.2 -- +3.6 V
AIO input 0 - +1.3 V
Frequency range 2402 2480 MHz
Table 2：Absolute Maximum Rating
4.2. Absolute Maximum Rating
*
Short-term operation up to a maximum of 10% of product lifetime is permissible without damage, but output
regulation and other specifications are not guaranteed in excess of 4.2V.
4.3. Input/Output Terminal Characteristics
Table 3: Digital I/O Characteristics
Input Voltage Levels
Min
Typical
Max
Unit
V
IL
input logic level low
-0.4
-
0.4
V
V
IH
input logic level high 0.7 x VDD - VDD + 0.4 V
T
r
/T
f
- - 25 ns
Output Voltage Levels
Min
Typical
Max
Unit
V
OL
output logic level low, l
OL
= 4.0mA
-
-
0.4
V
V
OH
output logic level high, l
OH
= -4.0mA
0.75 x VDD
-
--
V
T
r
/T
f
-
-
5
ns
Input and Tri-state Current
Min
Typical
Max
Unit
With strong pull-up
-150
-40
-10
μA
With strong pull-down
10
40
150
μA
With weak pull-up
-5.0
-1.0
-0.33
μA
With weak pull-down
0.33
+1.0
5.0
μA
C
I
Input Capacitance
1.0
-
5.0
pF
Table 4: AIO Characteristics
Rating Min Max Unit
Storage Temperature -40 +85 °C
Battery (VBAT) operation* 1.8 3.6 V
I/O supply voltage
-0.4
+3.6
V
Other Terminal Voltages except RF Vss-0.4
VBAT+0
.4
V