Telit Wireless Solutions HE910 - HE910 GPIO Logic Level Specifications

HE910 Hardware User Guide
1VV0300925 Rev. 32 Page 86 of 111 2019-11-25
GPIO Logic levels
Where not specifically stated, all the interface circuits work at 1.8V CMOS logic levels.
The following table shows the logic level specifications used in the HE910 interface
circuits:
Absolute Maximum Ratings -Not Functional
Parameter
Min
Max
Input level on any digital
pin (CMOS 1.8) with
respect to ground
-0.3V
2.1V
Operating Range - Interface levels (1.8V CMOS)
Level
Min
Max
Input high level
1.5V
1.9V
Input low level
0V
0.35V
Output high level
1.6V
1.9
Output low level
0V
0.2V
G15
GPIO_10
I/O
Configurable
GPIO
CMOS
1.8V
1 mA
INPUT
VDD_IO1 has
to be
connected to
1V8_SEL