Telit Wireless Solutions LE910Cx - 1.8 V SD Card Pads; 1.8 V SIM Card Pads; Table 11: Operating Range - SD Card Pads Working at 1.8 V; Table 12: Operating Range - SIM Pads Working at 1.8 V

LE910Cx Hardware User Guide
1VV0301298 Rev. 1.05 - 2017-06-18
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Pad Parameter Min Max Unit Comment
R
PD
Pull-down resistance 30 390 [kΩ]
C
i
Input capacitance -- 5 [pF]
NOTE:
Pull-Up and Pull-Down resistance of GPIO3, GPIO7 and GPIO8 is different than above mentioned
GPIO3 pull resistance is specified as 10KΩ to 50KΩ
4.3.3. 1.8V SD Card Pads
Table 11: Operating Range – SD Card Pads Working at 1.8V
Pad Parameter Min Max Unit Comment
V
IH
Input high level 1.27V 2V [V]
V
IL
Input low level -0.3V 0.58V [V]
V
OH
Output high level 1.4V -- [V]
V
OL
Output low level 0 0.45V [V]
I
IL
Low-level input leakage current -2 - [uA] No pull-up
I
IH
High-level input leakage current - 2 [uA] No pull-down
R
PU
Pull-up resistance 10 100 [kΩ]
R
PD
Pull-down resistance 10 100 [kΩ]
C
i
Input capacitance 5 [pF]
4.3.4. 1.8V SIM Card Pads
Table 12: Operating Range – SIM Pads Working at 1.8V
Pad Parameter Min Max Unit Comment
V
IH
Input high level 1.35V 2V [V]
V
IL
Input low level -0.3V 0.43V [V]
V
OH
Output high level 1.35V 1.875V [V]