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ig
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ee
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C
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r
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E
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/N
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T
G
lo
b
a
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m
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rt
M
o
d
em
U
se
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1
0
3
Electrical specifications
The following table provides the electrical specifications for the XBee Smart Modem.
Symbol
Parameter
Condition
Min
Typical
Max
Units
VCCMAX Maximum limits of VCC
line
0
4.3
V
VDD_IO
Internal supply voltage
for I/O
(VCC - 0.15 V) or 3.3 V,
whichever is lower
VCC or 3.3 V, whichever is
lower
3.3
V
VI
Other XBee pins
-0.3
0.3
V
Voltage on XBee pin 6 (5
V tolerant)
-0.3
5.25 or 2,
whichever is lower
1
VIL
Input low voltage
0.3*VDD_
IO
V
VIH
Input high voltage
0.7*VDD_IO
V
VOL
Voltage output low
Sinking 3 mA, VCC = 3.3 V
0.2*VDD_
IO
V
VOH
Voltage output high
Sourcing 3 mA, VCC = 3.3 V
0.8*VDD_IO
V
I_IN
Input leakage current
High Z state I/O connected to
Ground or VDD_IO
0.1
30
nA
RPU
Internal pull-up resistor
Enabled
40
kΩ
RPD
Internal pull-down
resistor
Enabled
40
kΩ
1
Pin 6 is 5 V tolerant even when the XBee Smart Modem is not powered. We recommend only driving this pin with 3.3 V for compatibility with other XBee products.
Содержание XBee3 XB3M1
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