1 x 0 ~ 5 V single ended 12 bits analog input
Low speed (LS) single ended digital inputs interface
The low-speed (LS) non-isolated digital inputs are ready for 5 V levels and are 24 V tolerant. Next table
show their electrical specifications.
Specification Value
Number of inputs 2 (GPI1, GPI2)
Type of input Single ended.
ESD protected.
Low pass filtered.
ESD capability IEC 61000-4-2 (ESD) ± 15 kV (air), ± 8 kV (contact)
Input current 0.7 mA @ 5 V; 2 mA @ 15 V
High level input voltage 4 V < Vin < 24 V
Low level input voltage 0 < Vin < 1 V
Input impedance 30 kΩ
Max delay 2 μs
Max frequency ~ 200 kHz
Inputs electrical equivalent circuit is the following:
Next figure shows proper inputs connection.
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