MTX M2M MTX-DIN Series, Руководство пользователя

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MTX-DIN Family
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103
MTX M2M® by MATRIX ELECTRONICA S.L.U
3.1.3 RS485/422 interface
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Conditions Min. Max. Unit
V
I
Input voltage range Drivers -0.3 6 V
Receivers -25 25 V
V
O
Output voltage range Drivers -13.2 13.2 V
Receivers -0.3 5 V
Electrostatic discharge Human body model 2 kV
CHARACTERISTICS
Symbol Parameter Conditions Min. Typ. Max. Unit
V
OD
Driver differential output voltage 1.5 V
V
OC
Common mode output voltage 3 V
I
SC
Output short-circuit current 250mA mA
V
TH
Receiver input differential threshold
voltage -200 -50 mV
V
TH
Receiver input differential threshold
voltage -200 -50 mV
V
hys
Receiver input hysteresis 30 mV
r
i
Receiver input resistance -7V < V
CM
< +12V 48 kΩ
3.1.4 I2C/SPI interface
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Conditions Min. Max. Unit
V
I
Input voltage range -0.3 +3.5 V
SCLK
frequency Clock frequency 2G models 400 kHz
3G model 100 kHz
CHARACTERISTICS
Symbol Parameter Conditions Min. Typ. Max. Unit
V
IH
High-level input voltage 2.15 3.05 V
V
IL
Low-level input voltage 0.8 V
V
OH
High-level output voltage I=-0.5mA 2.55 3 V
V
OL
Low-level output voltage I=2mA 0.2 V