Alpha Data XRM2-CLINK-R-GIGE Manual do utilizador - Página 11
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User Manual
6.2 RS232 thru-hole header
The tables below show the electrical characteristics of the RS232 connection under typical operating conditions.
RX Inputs
Input Voltage Range
Input Threshold Low
Input Threshold High
Input Hysteresis
Input Resistance
TX Outputs
Output Voltage Swing
Output Resistance
Output Short-Circuit
Current
Output Leakage
Current
Pinout
ad-ug-01288_v1_0.pdf
Pin
Function
1
tx
2
gnd
3
rx
Min
Tpy
-25
.
0.6
1.2
n/a
1.5
n/a
0.5
3
5
Table 5 : RX input
Min
Tpy
±5
n/a
300
n/a
n/a
n/a
n/a
n/a
Table 6 : TX output
Direction
out
n/a
in
Max
Units
25
.
2.4
.
7
kOhms
Max
Units
±5.4
10M
Ohms
±60
mA
±25
uA
V
V
V
V
V
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