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Input Timing Characteristics

Note: Timing specifications are preliminary and subject to change.

Input Timing Characteristics

Non-isolated Input Performance (measured at Vcc = 5 V, Rext = 1 kΩ)

Parameter Symbol Non-isolated
Input Low Voltage VL 0.85 V
Input High Voltage VH 4.94 V
Input Threshold High Voltage VTHH 4.54 V
Input Threshold Low Voltage VTHL 1.26 V
Cycle Rise Time tR 10.8 μs
Cycle Fall Time tF 2 μs
Current   4.1 mA


Opto-isolated Input Performance (Vcc = varying pk-pk)

  Parameter   Symbol Opto-isolated with Load
Input Low Voltage VIL ≤ 2 V
Input High Voltage VIH ≥ 2.05 V
Propagation Delay Low to High tPDLH 19.74 μs
Propagation Delay High to Low tPDHL 16.692 μs
Typical Positive Pulse Width tMPPW 12 μs
Typical Negative Pulse Width tMNPW 6 μs


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Blackfly®S BFS-U3-17S7
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