Telit Wireless Solutions LN920, Hw Design Manual

Page: 36 / 81

LN920 HW Design Guide
1VV0301730 Rev. 1
Page 36 of 81 2021-08-11
Not Subject to NDA
Logic Levels
Table 18: Logic Levels Minimum and Maximum
Table 19: Logic Levels Average
Parameter Min Max
ABSOLUTE MAXIMUM RATINGS – NOT FUNCTIONAL
Input level on any digital pin (CMOS 1.8) with respect to ground TBD TBD
Operating Range - Interface levels (1.8V CMOS)
Input high level TBD TBD
Input low level TBD TBD
Output high level TBD TBD
Output low level TBD TBD
Parameter AVG
Current characteristics:
Output Current TBD
Input Current TBD
Parameter Min Max
1.8V SIM Card Pins
Input high level 1.26V 2.1V
Input low level -0.3V 0.36V
Output high level 1.44V 1.8V
Output low level 0V 0.4V
Low-level input leakage current 1000 uA
High-level input leakage current -20 uA 20 uA
2.85V SIM Card Pins
Input level on any digital pin when on 3.42V
Input voltage on any analog pins when on 3.42V
Input high level 1.995V 3.15V
Input low level -0.3V 0.57V