Users Manual Part 1

SIM8260A_Hardware Design_V1.05
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2.2 Pin Description
Table 5: IO parameters definition
Pin type
Description
PI
Power Input
PO
Power Output
AI
Analog Input
AIO
Analog Input /Output
DIO
Bidirectional Digital Input /Output
DI
Digital Input
DO
Digital Output
PU
Pull Up
PD
Pull Down
Table 6: DC parameters definition
Voltage
domain
Parameter
Min
Typ
Max
P2
VDD_P2=1.8V
V
OH
High level output
1.4V
-
-
V
OL
Low level output
0V
-
0.45V
V
IH
High level input
1.27V
-
2V
V
IL
Low level input
0V
-
0.58V
R
p
Pull up/down
resistor
10K ohm
-
100K ohm
VDD_P2=3.0V
V
OH
High level output
2.25V
-
3.0V
V
OL
Low level output
0V
-
0.375V
V
IH
High level input
1.84V
-
3.25V
V
IL
Low level input
0V
-
0.75V
R
p
Pull up/down
resistor
10K ohm
-
100K ohm
P3
VDD_P3=1.8V
V
OH
High level output
1.35V
-
1.8V
V
OL
Low level output
0V
-
0.45V
V
IH
High level input
1.26V
2.1V
V
IL
Low level input
0V
-
0.6V
R
p
Pull up/down
resistor
20K ohm
-
60K ohm
P4/P5
VDD_P4/P5=1.8V