83
3.8. Differential Input/Output
Applies to:
Differential Input/Output Simplified Schematic
The driver and the receiver complies with the ANSI/TIA/EIA-422B specification.
DC Characteristics
Parameter Conditions Min. Typ. Max. Units
Common mode voltage -7 +7 V
Input impedance 120 Ohm
ESD protection
Human Body Model (HBM) 15 kV
Contact discharge 8 kV
Air gap discharge 15 kV
Driver
Parameter Conditions Min. Typ. Max. Units
Low-level output current 30 mA
Low-level output voltage 20 mA 0.2 0.4 V
High-level output current -30 mA
High-level output voltage -20 mA 2.4 3 V
Differential output voltage 0 mA 2 4 V
Receiver
Parameter Conditions Min. Typ. Max. Units
Differential amplitude 200 mV
Coaxlink Hardware Manual
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