Technical
Electrical Characteristics
Figure 1, below provides the electrical characteristics of each Input/Output. Each port is buffered with a 74ABT245 octal bi-directional transceiver. Each input is capable of sinking up to 64 mA, while each output can source up to 32 mA. The OMG-USB-DIO48 requires a 5V power source and is shipped with a 5V power supply rated at 2.4 A.
Recommended Operating Conditions
| Min | Max |
Input | 0 V | 5.25 V |
Source |
| 32 mA |
Sink |
| 64 mA |
Electrical Characteristics
High Level Input Voltage | Min 2 V |
Low Level Input Voltage | Max 0.8 V |
|
|
High Level Output Voltage | Min 2 V at 32 mA |
| Typically 3.4 V at 3 mA |
Low Level Output Voltage | Max 0.55 V at 64 mA |
Figure 1- Operating Conditions
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