Sierra Wireless WISMO218 - Manual (Page 34)

WA_DEV_W218_PTS_002 Rev 005 Page 34 of 109
Product Technical Specification &
Customer Design Guidelines
Electrical Information for Digital I/O
The I/Os concerned are all interfaces such as GPIOs, SPIs, etc.
Table 5. Electrical Characteristics of Digital I/O
2.8 Volts Type (2V8 )
Parameter I/O type Minim. Typ Maxim. Condition
Internal 2.8V power supply VCC_2V8 2.7V 2.8V 2.95V
Input / Output pin
V
IL
CMOS -0.4V* - 0.4V
V
IH
CMOS 2.4V -
VCC_2V8 +
0.4V
V
OL
CMOS - - 0.1V
V
OH
CMOS
2.7V - -
2.4V - - I
OH
= 4mA
* Absolute maximum ratings