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LoRaWAN US915 PULSE - User guide version V1.0.0
13
Page
of 26
1.4.4
Physical interface characteristics
1.4.4.01 INPUT Circuit
The schematic diagram is the following:
Absolute maximum ratings
Unit
Minimum input voltage
- 0.7
V
Maximum input voltage
3.6
V
Electrical characteristics (Typ.)
Unit
Minimum input voltage
0
V
Maximum input voltage
3.3
V
Equivalent Input pull-up
180
47
kΩ (Water)
kΩ (Gas)
Input frequency
<100
HZ
Current consumption - Input HIGH
0
µA
Current consumption - Input LOW
20
80
µA (Water)
µA (Gas)
Values beyond absolute maximum ratings will damage the device
1.4.4.02 TAMPER Circuit
The schematic diagram is the following:
Absolute maximum ratings
Unit
Minimum input voltage
- 0.7
V
Maximum input voltage
3.6
V
Electrical characteristics
Unit
Minimum input voltage
0
V
Maximum input voltage
3.3
V
Equivalent Input pull-up
10
kΩ
Current consumption - Input HIGH
Not applicable
µA
Current consumption - Input LOW
Not applicable
µA
Values beyond absolute maximum ratings will damage the device.
